2018 Europhoton Programme

8th EPS-QEOD Europhoton Conference

EUROPHOTON www.europhoton.org SOLID-STATE, FIBRE, AND WAVEGUIDE COHERENT LIGHT SOURCES

CONFERENCE DIGEST

PRBB, Carrer del Dr. Aiguader, 88, 08003 Barcelona, Spain

02-07 September 2018

Europhysics Conference Abstract Volume 42 C ISBN n° 979-10-96389-10-0 Europhoton 2018

Digest and Copyright Information TABLE OF CONTENTS

The papers included in this digest comprise the short summaries of the 8th EPS-QEOD Partners and Sponsors 02 Europhoton Conference held in Barcelo- na, Spain from 2 to 7 September 2018. The List of Exhibitors 03 extended version of the papers (1-page summary in pdf format) will be made General Information 07 available on line within 2 months after the conference. A link with login and password Introduction 07 is provided on a separate sheet. Conference Topics 07 All web browsers (Firefox, Internet Ex- Tabletop Exhibit 07 plorer, Safari or similar) will allow you to download the digest. Exhibitor Information 07 Summer School 07 A .pdf viewer (tested with Adobe Acro- bat) will be necessary to view the papers. Poster Sessions 07 This software can be downloaded from Speakers’ Information 08 http://www.adobe.com Conference Language 08 The papers reflect the authors’ opinion and Technical Digest 08 are published as presented and without any change in the interest of timely dissemina- Social Programme 08 tion. Their inclusion in these publications Conference Venue 08 does not necessarily constitute endorse- ment by the editors, the European Physical On-Site Facilities 09 Society. Registration Information 09 Copyright and Reprint permissions: Authors (or their employers, in the case of Conference Registration Hours 09 works made for hire) reserve all rights to Conference Hours 09 the above indicated publication including: (a) The right to use the work in future works Special Event: EPL Invited Talk 09 of their own; (b) All proprietary rights; Conference Committees 09 (c) The right of the employer to make cop- ies of the work. Conference Management 10 Europhysics Conference Abstracts Barcelona 10 Volume 42C, ISBN: 979-10-96389-10-0 Technical Programme 11

Programme at a Glance 11 Summer School – Technical Programme 12 Keynote and Invited Speakers 14 EPS QEOD Prize 16 Sunday Sessions 18 Monday Sessions 18 Tuesday Sessions 18 Wednesday Sessions 25 Thursday Sessions 32 Friday Sessions 41

Authors’ Index 43

01 PARTNERS & SPONSORS Partners andSponsors Partners http://qeod.epsdivisions.org/ |http://eps.org Europhoton 2018isorganized incooperation with: Principal premier sponsor: Partners andsponsors Partners http://www.epletters.net/ 02 https://www.icfo.eu/ List ofExhibitors Exhibitors 03 Ti:Sapphire solid energy high ultrafast line of and lasers afull lio : diode-pumped ultrafast solid-state lasers, ultra-high energy solutions. Amplitude offers a unique and distinct productportfo Amplitude on helping is focused its customers with advanced http://www.coherent.com Tel. 0049 (0)6071-968-0 - Fax 0049 (0)6071-968-499 burg, Germany Coherent B.V., Shared Services Dieselstr. 5b, 64807Die offers a unique and distinct productportfolio services.and Silicon Valley, California, globe, andspanning offices the Coherent andcial industrial customers. With headquarters in the of heart for technology and scientific, lasers laser-based viders of commer and diagnostic pulse tuneable ultrashort laser wavelengthof con Berlin, in Located APE http://www.amplitude-laser.com state products. laser industrial fiber lasers to petawatt-class lasers to fiber industrial intensity high lasers, scientific, andmedical industrial applications. Fromultrafast Amplitude http://www.alphanov.com/ components fiber and opticalsystems. It offers and productsservices an arraynotably sources, of laser in companies and laboratories, entrepreneurship. support of technical studies, to facilities, shared access technical resources dedicated for alongto all act value the chain: collaborative projects, feasibility and industry. Itwhich offersenable action it multiple of modes aims innovation to boost through collaboration research between Cluster ALPHA-RLH, located in Bordeaux, France. ALPhANOV ALPhANOV &Microwaves is the center the Lasers of French Founded in 1966, Inc. Coherent, http://www.ape-berlin.de/ femtosecond and pulses. picosecond laser trometers, and other equipment for measuring and characterizing line covers autocorrelators for pulse width measurements, spec generation (HarmoniXX series). ultrashort Our pulse diagnostics optical parametric amplifiers (OPAs), andsystems for harmonic product portfolio includes optical parametric oscillators (OPOs), measure, and improve modify solutions. ultrafast their laser Our Thatwhy is we develop and produce fordevices customersour to get the best out their ultrafast of lasers, applications, and processes. version.Since 1992, APE is passionately supporting customers to is leading a manufacturer ultrafast for lasers of is a worldwide a is supplier leading field the in is the world’s one of leading pro ------

EXHIBITORS EXHIBITORS List ofExhibitors Exhibitors 04 conductor lasers. The main operating area arecustomized 2µm covers knowledge about solid-state lasers,lasers, fiber semiand introduced to market, the laser and sold worldwide. Fu-laser outcome nationally of and European research funded projects, dau, Germany. Various systems laser have an as developed been productsLISA laser OHG and is located in Katlenburg-Lin (Fu-laser) products Fuhrberg laser iscompany aspin-off from http://www.ekspla.com Phone: +370 5 264 96 29 - Email: [email protected] EKSPLA uab, Savanoriu Ave 237, LT - 02300 Vilnius, Lithuania lasers, trafast fiber systems spectroscopy electronics. laser and picosecond and nanosecond lasers, tunable wavelength systems, ul according to specific requirements. Main products are: femtosecond, enableexperience to tailor products for specific applications and/or to OEM small series. In-house R&D team and more than 25 years’ tems and components from unique custom system for basic research InnovativeEKSPLA manufacturer state solid lasers, and fiber of sys http://www.innovasci.com youAll for need your application. laser application. your for solution best professionalsspecialized offer will you giveadvice and will youthe and offers in many experience a big fields.deal of A groupof highly Portugal. It works with the market leaders the photonics in all areas and technology laser otherket photonics of in Spain devices and Innova is acompany Scientific dedicated to the distribution mar http://www.innolas-photonics.com power supply and regulation optimize sources. the laser ment the resonator, of other all optical components as well as the heads ensures and highest thermal mechanical stability.align The for your application. laser all InnoLas The monolithic design of construction, offering youpowerful, reliable and stable-value tools combine lasers InnoLas innovative and precise technology laser http://www.fuhrberg-laser.de levels up to 200 W. offers four modelslaser with differentfiber Thulium output power cations, systems single-modelaser fiber forscientific andtechnical appli e.g. processing transparent of plastics. Currently, Fu-laser ------List ofExhibitors

Exhibitors 05 new groundnew in many applications ranging from attosecond physics and machines worldwide. lasers are Our helping scientists to break into systems technology, patented integrated and their laboratories in and operational lifetimes. YouQuantum Laser findlasers, will with performance their in specifications,industry reliability, compactness continuous wave and ultrafast sources. laser products Our the lead Quantum is a world-classLaser manufacturer revolutionary of http://www.hcphotonics.com and surgeon Bio-medical sensing, Gas Organic scientific and industrial applications, applicationsspectrum range from UVto mid-IR and THz, enabling HCP provides cost-effective andfast turnaround products forfull PLN/PPLT Bulk/Waveguide andpackaged fiber mixers. crystals product on Periodically based Poled nonlinear Materials-MgO:P ers for initial development and commercialization project and of HCP http://www.lumibird.com and (ophthalmology) medical markets. “ universities), industrial (manufacturing, defense, sensors) Lidar and markets performance high lasers for scientific (laboratories and technologies,laser and fiber the odes Group designs, manufactures in solid-state and50 years experience expertise lasers, of di laser LUMIBIRD is the world's one of leading in lasers. specialists With http://www.lightcon.com twin-output frontend for OPCPA and pump. seed sive CEPstabilization, ASE background, free >100μJ energy high ametric amplifier. It features: repetition rate up to 200kHz,pas femtosecond PHAROS lasers and compact industrial optical par pulse amplification)frontend setups, thebased on industrial-grade Light Conversion presents OPCPA (optical parametric chirped http://www.laserquantum.com photonics, in expertise vision and precision motion technologies. and advanced industrial technology markets, with proprietary deep vanta group, to OEMs partner technology atrusted in the medical to forensics and genomics. Quantum Laser No the is now of part specializes in customspecializes solutions optical wavelength of convert e.g. Quantum Information, Information, Quantum etc. ------

EXHIBITORS EXHIBITORS List ofExhibitors Exhibitors 06 with conversion high efficiencies at MHz repetition rates, high-power product includes portfolio femtosecond and picosecond instruments systems across the CW, and pulsed ultrafast time-scales, and its current instrumentation. offers Radiantis conversion frequency OPOs and robust, conversion frequency easy-to-use systems and diagnostic enriching of the photonicsgoal market by providing state-of-the-art, and harmonic generators. Radiantis was established in 2005with the id-state systems on laser optical based parametric oscillators (OPOs) CompanyThe compact,on focuses fully-automated and reliablesol sion systems covering regions broad spectral from the UVto mid-IR. Radiantis Website : http://www.optigrate.com IPG Photonics Family. filters andcomponents. Since May, OptiGrate 2017 the part is a of etc. line narrowing, spectroscopy, stretching pulse laser and compression, supplies to moreVBGs than 500customers on 6continents for laser OptiGrate www.trumpf-scientific-lasers.com applications. industrial tomized, innovative and quality high products for scientific and thin-disk technology. laser TRUMPFLasers Scientificoffers cus on optic parametric amplifiers.the TRUMPFis technology Base lasers and on high-power femtosecond especially technology laser TRUMPF picosecond on high-energy Lasers focuses Scientific http://www.thorlabs.com capabilities;deposition and optomechanical and optoelectronic shops. extensive and glass fabrication metal facilities; advanced film thin opticalglass fibers; epitaxial MBE/MOCVD wafergrowth reactors; sers, and VCSEL lasers; fiber towers for drawingboth silica and fluoride lithium niobate modulators, quantum cascade/interband la cascade include diodes, semiconductor laser fabrication amplifiers, optical of The organization’s integrated highly and diverse manufacturing assets industrial, well the as as life science, medical, and defense segments. ever increasing the role Photonics serving Industry at the research end, Thorlabs has extended coreits competencies in an effort toan play As that market has spawned amultitude technical innovations, of andfounded the laser electro-optics in 1989 to serve research market. Thorlabs http://www.radiantis.com satisfied end-users of aroundthe world. is well integrated in the scientificcommunity and largehas a number diagnostics products including spectrometers. Today, the Company CW systems covering range abroad spectral from 200to 8000nm, and Nowadays, OptiGrate is aleading manufacturer of VBG-based , integrated vertically a photonics products manufacturer, was is a specialist manufacturer conver is specialist a advanced frequency of is a pioneer commercial of Volume Bragg Gratings and - - - - Introduction (QEOD) of EPS and(QEOD) of Quantum and Optics Division Electronics Society Physical an Theconference is organised theby Europe continued to place it on their calendars. among scientists the and engineers have who ference has popular shown series very to be The eighth in a row,the Europhotoncon - meeting. the held be in conjunctionpanies will with A tabletop exhibit featuring leading com entation at Conference. the and overseas) have for selected pres been and 122poster presentations from Europe speakers for Symposium, Special the 74orals, 2 keynotes, 11invited speakers including 2 presentations (4Summer lectures, School ence 2018 appear in this programme. 214 ated EPS-QEOD the Europhoton Confer Short the papers present abstracts to be of winner.the and Applications” award of and talk the “EPS Prize for Science Research in Laser ing field. The conference alsowill remit the and art the future visions for fascinat this and Invited state discuss will Speakers of Symposium Thisconference also feature will aspecial session toral level, and by informal breakthrough sessions at the PhD student and postdoc munity accompanied by Summer School the latest developments in the scientificcom world-renowned researchers discussion on ence 2018technical programme includes 8 The T4) and bus. Barcelonaof by metro (line 4), tram (line search park is well connected with the rest in the Olympic Port Barcelona. of The re- seafront Hospital del Mar and the HotelArts guader 88, 08003Barcelona, Spain) located Biomedical Research Park, C/Doctor Ai Centre Congress in PRBB the The Europhotonconference be held will Waveguide Coherent Light Sources! tional Conference on Solid-State, Fibre, and Welcome to Barcelona and to the8 th EPS-QEOD Europhoton Confer for discussion (EurophysicsLetters). General Information Keynote Keynote prominent where on in cooperation with the ICFO. (Barcelona (Barcelona th Interna ------(half day Symposium) andrequirementsopportunities Materials Processing : Emerging crocavity lasers. materials. Non-linear optical sources. Mi per-continuum light sources. Non-linear sources. Waveguided broadband and su sources. Photonic and fibre crystal light lasers. Ultrafast fibre and waveguide ing concepts for fibre and waveguide fibre and waveguide lasers. Power-scal plifiers. amplifiers. Raman High-power and amplifiers. am doped Rare-earth and characterisation. Waveguide lasers fibres. doped in Waveguide fabrication Bragg-grating fibre lasers. Amplification terisation. CW and fibre pulsed lasers. Fibre materials, fabrication, and charac Novel fibre and waveguide concepts. Fibre and waveguide Devices and materials. conductor lasers. Mid-infrared sources semi Optically-pumped applications. Non-linear optical sources. Metrology tra-stable systems. Non-linear materials. sers. High-power, diode-pumped, and ul thermo-opticalsolid-state ineffects la and resonator geometries. and Thermal sources pump novel of Demonstration solid-stateling of lasers and resonators. conversion solid-state of lasers. Model monic generation and optical parametric solid-state lasers. and Second higher har lasers. Upconversion, tunable, and ultrafast Rare-earth-ion and transition-metal-ion vestigations solid-state of materials. laser characterisation, and spectroscopic in Novel material laser concepts. Growth, StateSolid Lasers Conference Topics in processing.in can contributelasers to improvements stand where and how improvements in order to enable scientists laser to under and improvement highlight trends in aims to present requirements these to quality and speed. The symposium self, the requirements on the processing it laser, are they often less familiar with familiar with requirements the on the Whereas scientists laser may well be driver key a for development. laser application for high-power lasers and Materials processing leading the is e.g. General information , parameters terms in relating of 07 ------Poster sessions for contributed papers have • • Summer on School "Frontiers Sol of a includes Conference Europhoton The Summer School at the PRBB terrace. evening Monday on organised reception ber. Exhibitors are invited to the welcome stands beginning from Monday 3Septem Exhibitors allowed be to will prepare their Exhibitor Information attendees. among to present and promote products their new and photonicslow laser related companies with coffee breaks. This exhibition al will and the Poster panels. It co-located be will the ground floor nearbythe Auditorium noon) Thursday, 6 September 2018 (after from organised A tabletop be exhibit will Tabletop Exhibit tion between the presenter the tion between and viewer. the Poster presentations provide interac direct a amajorbeen attraction at recent conferences. • manyas posters possible, as as: organised are presented. be 122 posters will sessions 3 for Poster presenters’ Poster andInstructions Sessions results. research subjects, covering the basics up to the latest get introduced into related various laser give students will mer School achance to present the lecture programme. The Sum renowned in their research subjects will ipants. Lecturers are who internationally plied for paying full the conference- partic to the School.be will ap same Therule mer School. will receive They free entrance are invited especially to attend Sum the Postdocs have who paid the conference fee (morning),ber 2018. PhD Students and tember (afternoon) to MondaySeptem 3 held be from will SundaySchool 2Sep id-State. Sources" Light The Summer from 09:30 to 11:00 from 09:45 to 11:00 from 15:45 to 17:00 Thursday 6 SeptemberThursday 6 2018 Wednesday 5 September 2018 Tuesday 4 September 2018 Tuesday 4September (morning) to . It take place at will the PRBB on to allow participants to see

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GENERAL INFORMATION GENERAL INFORMATION language. conference official the be English will Conference Language auditorium. oral All sessions take place in the main computer.and is equipped with microphone, beamer during the breaks. The conference room connected to to be need the boxwill VGA connection. Individual notebooks entation from your own notebook with It possible be to also give will your pres presentation by files USB stick. memory able be Speakers to transfer will their begins. session ference room ten minutes before the presider session the con inthe in with WARNING: are to Speakers asked check- minutes for discussion. presentations:Oral 15minutes including 5 tion including 10minutes for discussion. Invited presentations: minutes 30 presenta includingtion minutes 10 for discussion Keynote presentations: minutes 45 presenta Durations oral presentations of are: Speakers' Information competition, marked be by will ared mark. Posters, participate which will in the poster programme. this of sions is presented on the respective pages ses session.poster the schedule of The during poster poster their the vicinity of authors are requested present to be in the questions, answer and work their present the conference organization. In order to removed be evening will and discarded by vided. Posters in their places in the still Fixing material (tape or pro pins) be will their presentation. day the morning of of in the boards posters on their allocated authorsAll are requested to display N°/WeP.N°/ThuP.N°) marked with paper the session (ex TuP. code x100cmwide).cm high be boards The will Poster should size portrait format be A0 (200 author is provided with one bulletin board. oral presentations during this time. Each level next to the exhibition. be Thereno will displayed be posters will All ground in the ------

Theconference booked dinnerbe can at an in the world. Codorniu, is wine tourism best the center the oldest winegrowers family in the world. s/n, Sant Sadurni d’Anoia (Barcelona) one of (AvdaCavas Codorniu Jaume de Codorniu Theconference take dinner place will the at Wednesday 5September 2018, from 17:30 the PRBB terrace The welcome take receptionplace will on Monday 3September 2018, 18:45. below detailed vited to attend programme social the as registeredEach participant is cordially in ProgrammeSocial able within 2months after conference. the given be on site will availrial be and will summaries. The to link upload the mate technical digest including the one-page The registration fee includes an on line Technical Digest Shuttle buses will be organised.Shuttle be will buses aretasting foreseen before dinner. the son. An excursion the cellar and of wine included) and accompanying 80€per per additional attendee 40€ per cost of (drinks INCLUDING EXCURSION CONFERENCE DINNER WELCOME RECEPTION General information 08

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Arriving by plane T4) and bus. Barcelonaof by metro search park is well connected with the rest in the Olympic Port Barcelona. of The re- Hospitalbetween del Mar and the HotelArts The PRBB is located Barcelonetaon seafront Website: Phone: E-08003 Barcelona Address: celona Biomedical Research Park (PRBB) Theconference take place will Bar the at Conference Venue pic port, Arco de Triunfo (Arc Triomf), of Or Nova Icària platja (beaches), Olym park, Barceloneta. (open 10:00-17:00),Zoo Ciutadella Restaurant Diem Lounge Club, Carpe What’s around PRBB: 4: BESÒS Line TRAM building on the right). to see HotelArts on the left andthe PRBB Trias fargas street where able you then be will station Subway 4 : Line Ciutadella/Vila Olimpica Barcelona publictransportation stop towards the 30 min) and then the metro at Urquinaona Take the AeroBus to Plaza (25- Catalonia (you should turn into Ramon the +34 93 316 0000 http://www.prbb.org/parc C/ Doctor C/ Doctor Aiguader, 88, Ciutadella/Vila. Olimpica Vila Stop Olímpica (line 4),(line tram(line - - C C C C C C C Barcelona, Familia, Sagrada la Pedrera, la .... Centre Maremagnum, World Trade Centre Commercial. Aquarium, Mamut, tory, Museum de Xocolata, la Museo del Museum,Picasso his Museum Catalan of The registration fees forthe include:meeting Registration Information distance from conferencewalking the venue. restaurantsSeveral are located at ashort conferencethe room. No lunch (inany form) inside is possible tion fees. Lunches are not included in the registra Lunches Password: darwin1809 Net: PRBB theconferenceing of centre with access. free Wireless Internet available is build inside the On-Site Facilities 1 torium Coffee takebreaks place either theat Audi the Poster sessions and exhibition in place take the The oral sessions held be in will C C C C C C C PhD Students and Postdocs have who paid Admission to the Summer on School the Admission sessions of technical to all Coffee breaksCoffee as mentioned in Entrance to the exhibition. Welcome Reception as mentioned in the lineOn digest technical including one- the the programme. the Programme Social page summaries. ference participants. applied be will rule for paying the full con ceive entrance free to School. the same The re will School.attend Summer the They conferencethe fee are invited especially to “Frontiers Solid-State of Light Sources”: 6 morning September 2018. on place Thursday, take will session which as well as an half-day Symposium Special and Waveguide Coherent Light Sources”, main conference on “Solid-State, Fibre, Foyer. ground floor Auditorium. st floor or ground level. ground or floor ------

** held in conjunction with the poster session Friday7 Thursday 6 Wednesday5 Tuesday 4 Monday 3 Sunday 2 Coffee Breaks session deadline Including Post ** School Summer * 7 Friday Thursday 6 Wednesday 5 Tuesday 4 Monday 3 Sunday 2 Conference Hours Friday7 Thursday 6 Wednesday 5 Tuesday 4 Monday 3 Sunday 2 Conference Registration Hours: Also, no guest tickets obtained can be on site. reduction applied cancellation. be will of in case ablebe to attend programme. the social No fee advance reservation, on site registrants may not As arule, due to space limitations and necessary Space is limited to 180. is requested participant, per guest. 80€per ference dinner. 40€ An additional cost of ginning from 17:30 followed by the con take place on Wednesday 5September, be An excursion to Cavas the will Codorniu transports are not included. Lunches are not included. Tickets for public Friday 7 Thursday 6 Wednesday 5 Tuesday 4 Monday 3 Sunday 2 Lunch Breaks General information

(17:30 Excursion and Banquet) 09:30–11:00** // 10:00–10:30 // 08:15–12:30 // 08:00–12:30* // 10:00–10:30 10:00–10:30 09:45–11:00** 09:45–11:00** 10:00–10:30 // 08:15–12:30 // 08:15–12:30 // 08:00–12:00 // 08:00–12:00 // 08:00–12:00 // 07:30–12:00 // 08:15–12:30 // 14:00–15:45 08:15–12:30 // 14:00–15:45 08:00–10:00 08:00–10:00 (18:45 WelcomeReception) 09 15:45–17:15** 13:30–18:30** 13:45–18:30* 13:45–18:15* 18:15–18:45 16:00–16:30 18:15–18:45 16:00–16:30 15:45–16:15 14:00–18:30 14:00–15:00 13:45–16:00 13:30–14:30 13:00–17:00 13:15–17:00 13:00–17:00 12:30–14:00 12:30–14:00 12:30–14:00 12:30–14:00 12:30–13:45 12:30–13:45 - - 17:15 –18:15// Auditorium Tuesday 4 September 2018 13:45 –14:00// Auditorium Tuesday 4 September 2018 Wednesday 5 September 2018 18:45 –21:00//PRBB, Barcelona Monday 3 September 2018 Max BornInstitute, Berlin,Germany Uwe Griebner, ofBordeaux,University Bordeaux, France Eric Cormier, Castelldefels (Barcelona), Spain ICFO-The Institute ofPhotonic Sciences, Jens Biegert, Universita diPavia, Pavia, Italy Antonio Agnesi, Germany ZentrumCzech Hannover, Hannover, Special Event Sadurní d'Anoia, Barcelona 17:30 – 22:00 // Cavas Codorniu, Sant ProgrammeSocial “Solid-State Lasers” Programme ChairSub-Committee United Kingdom Southampton, ofSouthampton, University Johan Nilsson, P Castelldefels (Barcelona), Spain ICFO-The Institute ofPhotonic Sciences, Majid Ebrahim-Zadeh, G PROF. R.J. DWAYNE MILLER TIONS CEREMONY SCIENCE ANDLASER APPLICA IN EPS QEOD PRIZE FOR RESEARCH DR GONZALO MUGA EPL INVITED TALK DINNER AT CAVAS CODORNIU EXCURSIONCONFERENCE AND WELCOME RECEPTION CHAIR: ro eneral g ramme Conference Committees VáclavKubeček, C hair C hair :

GENERAL INFORMATION GENERAL INFORMATION Radiantis, Barcelona, Spain S. Chaitanya Kumar, Radiation Physics, Bucharest, Romania National Institute forLaser, Plasma and Nikolaie Pavel, Hannover, Hannover, Germany DESY Hamburg, Hamburg, Germany (Chair) Systèmes,Amplitude Evry, France Yoann Zaouter, United Kingdom Heriot-Watt inScotland, University John Travers, Jena, Germany Fraunhofer Optics, Institute forApplied Thomas Schreiber, United Kingdom Photonics ofSurrey, University Markus Pollnau, Universitat Rovira iVirgili, Tarragona, Spain Xavier Mateos, Imperial College, London, United Kingdom Edmund Kelleher, US Research Army Laboratory, Adelphi, USA Mark Dubinskii, CREOL, Orlando, USA Rodrigo Amezcua Correa, Novosibirsk State University, Russia & Institute ofAutomation andElectrometry Sergey Babin, ofBourgogne,University France Dijon, (Chair) Steering Committee “Fibre and Waveguide Devices” Programme ChairSub-Committee ofHannover,University LaserZentrum Uwe Morgner, UAB Ekspla,Vilnius, Lithuania Andrejus Michailovas, Politecnico diMilano, Italy Milan, Marco Andrea Marangoni, CHAIR: CHAIR: Ingmar Hartl, IngmarHartl, PhilippeGrelu,

trative city limits with apopulation around of Its urban area extends beyond the adminis 1.6million within itsof administrative limits. city, population a populated with most second community Catalonia in Spain of and Spain's Barcelona is the capital the autonomous city of and A.Wobst. This programme is edited by O. Fornari Lumière, 68200 Mulhouse, France. Conference Management, Frères des rue 6 The provides EuropeanSociety the Physical Conference Management Neuchâtel, Switzerland ofNeuchâtel,University Thomas Südmeyer, SwedenStockholm, Royal Institute ofTechnology, Valdas Pasiskevicius, (exUnited Kingdom officio) Southampton, ofSouthampton, University Johan Nilsson, Institut d'Optique, Palaiseau, France Patrick Georges, Castelldefels (Barcelona), Spain(ex officio) ICFO, TheInstitute ofPhotonic Sciences, Majid Ebrahim Zadeh, (QEODUnited Representative) Kingdom Southampton, ofSouthampton, University Andy Clarkson, Photonics Institute, TUWien, Vienna, Austria Andrius Baltuska, Paris, London, Madrid, the Ruhr area and Milan. ulous urban area in the European Union after 4.7 million people, being the sixth-most pop General information Barcelona, Spain

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American Express, Diners) are generally jor credit cards (VISA, Mastercard/Eurocard, The Eurothe currencyis in official Spain. Currency Sites. age designatedbeen UNESCO World Herit Lluís Domènech iMontaner, which have architectural works of Antoni Gaudí and destination. renowned Particularly are the portant cultural center and amajor tourist a rich cultural heritage and is today an im times duringeral its history, Barcelona has city in the Crown of Aragon.- sev Besieged Barcelona continued an to important be merging with the Kingdom of Aragon, Barcelona. After of County the of capital in the Middle Ages Barcelona the became (1,680 ft) high. which is 512metres of peak tallest the mountain de Collserola Serra the range, and Besòs, and bounded to the west by tween the mouths the rivers of Llobregat iterranean Sea, located on the coast be It is largest the metropolis on Med the Voltage is 220V, 50 Hz (cycles). One to needs Electricity to last Sunday October. in GMT +2hours from last Sunday in March (GMT) +1hour; EuropeanCentral Time zone; Greenwich Time Zone azon or at many travel stores. used. The adapter plugboughtbe can at Am comes from the US, where two flat pins are One an needs adapter one's plug appliance if ance. former must match the wattage the appli of U.S. is 110V, 60Hz. The wattagetransthe of one wants to is 110V. use The voltage the in a transformeruse (converter) appliancethe if cludingtaxis. shops, restaurants, and transportation in accepted in airports, train stations, hotels,

The electric Theplug electric twohas round pins.

Founded as aRoman city,

Daylight Saving Time:

Ma ------Sunday 2September 2018(SummerSchool) TuM1 Tuesday Conference) 4 September 2018(Main MoA1 Conference) andMain (Summer School Monday 3September 20188

TuM2 MoA2

TuA1 TuP

08:15 -10:00 14:00 -16:00 12:30 -13:45 10:00 -10:30 08:00 -10:00 15:45 -16:15 13:00 –17:00 10:00 -10:30 16:00 -16:30 13:45 -14:00 10:30 -12:30 16:15 -18:15 13:45 –15:45 10:30 -12:30 16:30 –18:00 12:30 -12:40 18:45 12:40 –14:00 14:00–15:45 15:45 -17:00 17:15 -18:15 Programme at aGlance beam Combining (oral session) High-power Fiber Sources-Coherent Ultrafast Fiber Lasers(oral session) Lunch Break Coffee Break LectureSummer School 3 Coffee Break ofregistrationBegin Exhibition andCoffee Break Coffee Break Chairs' Welcome LectureSummer School 4 LectureSummer School 2 LectureSummer School 1 High-power LaserSystems (oral session) Pulse Generation (oralShort session) EPL Invited Talk Welcome Reception Lunch Break Microresonators (oral session) Waveguide Lasersand Poster 1withCoffee Session Break Science andApplications EPS Prize for Research inLaser “Attosecond Photonics : anintroduction” Garching, Germany , Max-Planck Goulielmakis Institute,Eleftherios MicrocombsSoliton » Microcavities for“High-Q Gyroscopes and Kerry Vahala, Caltech, Pasadena, CA,USA by M.Ebrahim-Zadeh J. and “Label-Free Imaging” optical Eric Potma ofCalifornia, USA, University Irvine, Power Lasers” “Giant for Micro-photonics Tiny Integrated Okasaki, Japan Takunori Taira, Institute forMolecularScience,

Nilsson Programme at aglance 11 ThM1 Thursday Conference) 6September 2018(Main WeM1 Wednesday Conference) 5September 2018(Main FrM1 Friday Conference) 7September 2018(Main WeM2 ThM2 ThP WeP

FrM2 WeA1 ThA1

FrA1

ThA2

08:15 -09:30 08:15 –09:45 18:15 –18:45 08:15 -10:00 11:00 –12:30 11:00 –12:30 09:30 –11:00 09:45 -11:00 18:45 –20:00 10:00 -10:30 12:30 -14:00 12:30 -14:00 10:30 -12:30 14:00 –15:00 14:00 –16:00 12:30 -14:00 17:30 16:00 -16:30 14:00 –15:30 19:30 16:30 –18:30 15:30 -15:45 with Exhibition and Coffee Break with Exhibition and Coffee Break Special Symposium 1(oral session) (oral session) Dynamics Special Fibers andMultimode Coffee Break Design, mid-IR(oral session) Fiber LasersandAmplifiers –Novel OPOs OPCPAs (oral session) Special Symposium 2(oral session) Poster 3 Session Poster 2 Session Postdeadline (oral Session session) Coffee Break Lunch Break Lunch Break Thin DiskOscillators (oral session) Innovative Fiber LaserSources (oral session) THZ, andXUVGeneration (oral session) Lunch Break Excursion to Cavas Codorniu Exhibition andCoffee Break Few Cycle IRSources Mid (oral session) Conference DinnerinCavas Codorniu Novel Active Materials (oral session) Closing Remarks NOTES

PROGRAMME AT A GLANCE SUMMER SCHOOL using chip-based microcombs. and recent demonstrations dual-comb of spectroscopy systems developments towards generation anew compact of optical clocks andmetrology described. be spectroscopy will include Thiswill to miniaturize time standards and stable sources frequency for resulting comb frequency (`microcomb’). Finally, current efforts with solitons the as well reviewed as stability the is the also of mation bi-soliton of systems that result from Raman interaction ciples required to form stable solitons discussed. be will The for soliton essential with physics,Beginning resonator prin design optical solitons using the Kerr nonlinearity overviewed. be will microresonator of generation area, the application second the crowave generation and rotation sensing is then described. In discussed. systems stable for Application mi these highly of Schawlow-Townes linewidths in chip-based Brillouin is lasers thermo-mechanical quanta, thedemonstration sub-Hertz of damental limits coherence to laser caused by microwave-rate examined.microlaser be systems will with fun Beginning In first, the coherent the generationhighly lightof in Brillouin in detail. discussed be will two major research areas of that apply nonlinear resonator physics nonlinear optical phenomena devices. accessible using these Then, firstcourse microresonator will review physics and examples of high-coherence for Brillouin lasers rotation measurement. This stable optical soliton sources for frequency-comb generation and chip-integrated classes of new have devices resulted, including to awide range nonlinear phenomena of low at power. very Whole devices. these And have these created for perspectives new access Extremelybillion. large resonant build-up effects arepossible in micro-machined provide devices crystalline Qs exceeding 100 tors. attain devices Chip-based nearly Qfactors 1billion of and optical storage time in micro and millimeter-scale optical resona In the last 15 years there remarkable has been progress in boosting Soliton Microcombs Topic: for and High-Q Microcavities Gyroscopes 15:30-15:45 14:45-15:30 14:30-14:45 13:45-14:30 LectureSummer School 1 Summer School – Summer School Technical Programme Sunday 2September 2018 Discussion 1 LectureSummer School 1,continued Break LectureSummer School 1 Caltech, Pasadena, CA, USA Kerry Vahala 13:45 -15:45 Summer school - - - - - 12 Topic: Attosecond Photonics: An Introduction An Photonics: Topic: Attosecond Topic: Giant Micro-photonics for Tiny Integrated Power Lasers ics. Methods for measurement the light waves of and attosecond developed over the last 15years attosecond in the area of phys basic Thethe course ideas, on focus will methods and techniques 18:00-18:15 17:15-18:00 17:00-17:15 16:15-17:00 LectureSummer School 2 15:45 -16:15 This course discuss the impact will and principle Giant of 09:45-10:00 09:00-09:45 08:45-09:00 08:00-08:45 LectureSummer School 3 sub-angstrom resolution. microscopies with establishmentnew the allow solids of bulk how discuss also will strong optical field electrons driving inof photonic sources attosecond of extreme ultraviolet radiation. We intense and fields. fast laser can Howwe now solid-statemake new possibilities that emerge by driving electrons in solids with and solids. An important on focus the course the will of part urement and understanding attosecond of phenomena gasses in pulses, the synthesis light fields of with sub-cycle presicion, meas Monday 3September 2018 Discussion 2 LectureSummer School 2,continued Break LectureSummer School 2 Coffee Break Discussion 3 LectureSummer School 3,continued Break LectureSummer School 3 Okasaki, Japan Institute Molecular for Science, Takunori Taira Garching, Germany Garching, Max-Planck Institute, Goulielmakis Eleftherios 16:15 -18:15 08:00 -10:00 - - Thiscourse the discusses principlesbehind optical microscopesthat Topic: Imaging Optical Label-Free • • • 12:15-12:30 11:30-12:15 11:15-11:30 10:30-11:15 LectureSummer School 4 10:00 -10:30 for innovation new and science. downsized these of lasers has allowed the ubiquitous power lasers generationa new solid-state of lasers. The high-brightness nature by using advanced ceramics can provide extreme performances as structure.periodic These micro and/or microchiplasers attained radiation. This effectenhanced beshould bya micro cavity or a over, their micro domain causes interaction anew for coherent are reliable, efficient andmulti-functional light sources. More vanced engineered compact solid-state and lasers nonlinear optics devices. ferro-electric poled The ad andceramics periodically integrated power lasers, such as transparent the polycrystalline controlledary materials for creation functions for new tiny of Micro-photonics on micro-domain based structure and bound 12:30 -13:45 • Objectives: this course By the end the students of will: and view. point engineering of Overall, this course illuminates topics selected these from a physics applicationexamples their sciences. and biomedical the of biology in discussed, be along with techniques will these and capabilitiesbasics of niques are an important label-free imaging class techniques, of and the non-invasive and non-perturbing fashion. Nonlinear optical tech light-matter interactions that allow molecular imaging selective in a fluorescent of use labels. An emphasisbe placed theon underlyingwill are capable generating of images with without molecular selectivity the Be acquaintedBe with nonlinear optical and methods how tech these familiar with criteriaBe that govern light source and selection mi Have understanding abasic light-matter the of interactions that allow Understand importance the and advantages imaging label-free in of nologies havenologies imaging. biomedical advanced design. croscope label-free contrast. sciences. biomedical the Discussion LectureSummer School 4,continued Break LectureSummer School 4 Coffee Break Lunch Break University California, of Irvine, USA Potma Eric 10:30 -12:30 Summer school ------13 NOTES

SUMMER SCHOOL KEYNOTE & INVITED SPEAKERS the emptythe vacuum. found in stars, or create even matter out of nuclear reactions, heat matter to conditions ate particles, elementary and collide drive acceler fields can laser These conditions. unique opportunities extreme in for science cm intensities laser Focused up to azettawatt/ Stanford andSLAC, University MenloPark, USA Philip. H.Bucksbaum,Stanford PULSEInstitute, Brightest Light Ultrafast Lasers:Reachingfor the withIntense Science Opportunities 10:30 – 11:15 Systems 10:30–12:30 TuM2: High-power Laser self-starting. reliable rameter values and this allows for more generation for broader range gain pa of pulse stabilizes dispersion tions, material setups. According to numerical calcula operation two in achieved different was tors band overlap, spectral self-starting generators. By control filters-reflec of pulse optical of operation self-starting for We allowing conditions investigate Vilnius, Lithuania & Technology, Savanoriu Ave. 231, Technology, Center forPhysical Sciences ofLaser Kęstutis Regelskis , Department alternating filtering spectral ators basedonself-phasemodulation and Advancements pulsegener ofultra-short 16:30 – 17:0 Generation16:30–18:30 Pulse Short MoA2: discussed. be instruments will and demonstration high-performance of forProspects future scientific investigation otemporal presented. be mode-locking will on Mamyshevbased regeneration and spati Recent developments lasers ultrafast in fiber Frank Wise, Cornell University, Ithaca, NY, USA New Approaches to Ultrafast Fiber Lasers 14:00 – 14:45 Lasers 14:00–16:00 UltrafastMoA1: Fiber Monday 3September 2018 Keynote andInvited Speakers 2 or more are now possible, creating

(Keynote Speaker) (Keynote) (Invited) ------University of South Australia, ofSouth University Australia Future Industries Institute, MawsonLakes, Lancaster David ofEngineeringand , School and theirapplications Guided-wave chiplasers, ZBLAN 14:00 – 14:30 Microresonators 14:00–15:45 TuA1: Waveguide Lasersand and welcomes field. the in Perspective articles applications. EPL has supported this research many of ise interesting and useful effects and Non-Hermitian, non-PT optics holds prom PT-symmetry can only produce them. one of and transmission), reflection in metries (considering asym devices asymmetric of types possible six devices. Among metric different to construct asym rules selection ans. We and symmetries these their review Non-Hermitian of symmetries Hamiltoni is only one amongtry agroup possible of growing fields in optics. And yet PT-symme PT-symmetry hasthe fastest one become of Director EHU, Bilbao, Spain&EPLDeputy Gonzalo Muga, Universidad delPaís Vasco, UPV/ mitian Hamiltonians inEPL Asymmetrical opticaldevices andnon-Her 12:30 – 12:40 ment beyond present the $10^{-8}$. value of We demonstrate aphase sensitivity enhance difference phase twothethe combs. between duced by two these combs is proportional to combs.beatthe notefrequency The of pro circulate, emit two correlated frequency in locked whichA mode laser two pulses Material, Albuquerque, USA , Center Diels forHighTechnologyJean-Claude Ultrafast lasersfor sensors 11:45 – 12:15 Tara Drake, Time andFrequency Division, A Kerr-microresonator opticalclockwork 15:15 – 15:45 discussed. be will laser waveguide to realise adual frequency-comb ation, adjacent mode-locking, of and use Fabrication, oper visible to mid-infrared core-pumped, ultra-large area mode lasers. channels in achip. These are leaky-mode, by inscription multiple fs laser of guiding fluorozirconatedoped areglasses achieved High performing in rare-earth lasers Keynote &Invited Speakers

(Invited) (Invited) (Invited) (Invited) ------and Biodiagnostics InvasiveLimits to Minimally Surgery Achieving Fundamental (SingleCell) Picosecond Infrared Laser(PIRL)Scalpel: 17 Science andApplications EPS QEODPrize for Research inLaser 17 Tuesday 4September 2018 comb. cy frequen optical Kerr-microresonator a er-envelope-offset phase stabilization of experiments representOur first the carri with octave-spanning bandwidth. spectral ings to generate soliton few-cycle pulses precisely fabricated micror nitride silicon trastable optical-frequency clock. We use microwave-frequency output from an ul clockworkcal for accurate generation a of opti Kerr-microresonator We a on report Boulder, CO, USA National Institute ofStandards andTechnology, temporal nonlinear dynamics of pulses pulses of dynamics nonlinear temporal We recent overview advances on spatio via Branze 38,25123,Brescia, Italy dell'Informazione, Università degliStudi diBrescia, diIngegneria , Dipartimento Krupa Katarzyna multimode opticalfibers Spatiotemporal nonlineardynamicsin 08:15 – 08:45 08:15–09:45 Dynamics WeM1: SpecialFibers andMultimode Wednesday 5September 2018 map cells. to accurately guide with surgery prospect to withsurgery an intrinsic molecular bar code achievementthe freelaser effectively scar of shock wave damage. This insight has led to to limit nucleation growth and associated means the revealed transitions phase en The first atomic strongly movie of driv M5S3H6,CanadaOntario George Street, ofToronto, University Toronto, andPhysics, ofChemistry 80St. Departments Chaussee 149,Hamburg 27761,Germany - ofMatter,the Structure andDynamics Luruper Dwayne, MaxPlanckR.J. Miller Institute for :15 – 18 :15 – 18 :15 :15

(Keynote) (Invited) ------frequency conversionfrequency and supercontinuum ultra-broadband cleaning, beam Raman opticalmode fibers. We discuss Kerr and propagating in normally dispersed multi processing due to capability their for being source material in energy are perfect a Laser Road, Cranfield, Bedfordshire, U.K. WilliamsStewart , Cranfield University, College Laser Material Processing ofLaserParameterImportance Control in 11 manufacturing.trial solutions for the next generation indus of systemsreadiness laser yield perfect these progressive sensor technologies and I4.0 dissimilar materials.and of Combined with ic sealings, spatter-free copper welding of Thelatter allow e.g. optimization TRUMPF’s of systems. laser e-mobility are important drivers for the Advanced applications in the world of Johann-Maus-Street Germany 2,71254Ditzingen, GmbH, , TRUMPF Schmidt Lasertechnik Berthold e-mobility Laser applications inthefield of 11 11 :00 –12:30 ThM2: SpecialSymposium 2 ing processes. manufactur andactual future based laser requirements new highlight parallel in to and approach that of potential economic tional production.the discuss will talk The product complexity compared to conven ly different relationcost, of lot size and and is characterised by a fundamental production digital in chainstechnology integrationes the manufacturing laser of PhotonicDigital Production summaris Steinbachstr. 15,52074Aachen,Germany, Christian Hinke , ChairforLaserTechnology, 4.0 bling technology for Industry Digital Photonic Production asakey ena 09:30 – 09:00 08:15 –09:30 ThM1: SpecialSymposium 1 Thursday 6September 2018 polarization evolution. eration, as well as temporal reshaping and generation including harmonic second gen :30 – 12 – :30 11 – :00 :00 :30

(Invited Special Sympoisum) (Invited Special Symposium) (Invited Special Symposium) defect-free and defect-free hermet

------Nove Design, mid-IR08:15–10:00 FrM1: Fiber– LasersandAmplifiers 16:30 – 17:00 16:30 –18:30 ThA2: Novel Active Materials highlighted. be will parameters laser the stability in of of tance impor welding. and The manufacture tive illustrated applications in new addi in both The usefulness this of controllability willbe controlled, both spatially and temporally. Friday 7September 2018 regulators of Y, or ions. Gd La latticewere with local the structure codoped wereSrF2 investigated, single crystals which Ho,mances of and Er Tm and CaF2 doped properties, perfor and highly-efficient laser In this work, growth, crystal optical spectra Sciences, Shanghai201899,China Institute ofCeramics, ChineseAcademy of Inorganic Materials, Opto-functional Shanghai CASKey ofTransparent Laboratory (SSCRC), and Research CenterLianbi Su,Synthetic SingleCrystal single crystals of Ho3+,Er3+and Tm3+ dopedfluorite Mid-infrared efficient Highly laseroperation Keynote &Invited Speakers

15 (invited) NOTES - - - trafast thin-disk oscillators at 1µmand 2µm Recent progress in development the ul of Garching, Germany Hans-Kopfermann-Str.Quantenoptik, 1,85748 ProninOleg , Max-Planck-Institut für µm wavelengths oscillatorsUtlrafast at thin-disk 1µmand2 10:30 – 11:00 10 :30 –12 FrM2 : thinDiskOscillators the sub-cycle timescale. drive fundamental physical phenomena at exploited is these pulses to field of electric control carrier-envelope the of phase. The system displaylaser passive Er:fiber second Single pulses cycle produced by afemto Konstanz, Konstanz, Germany Center of Photonics , University for Applied of Physics and Brida - Department Daniele Ultrabroadband Fiber Laser Quantum Physics with Sub-cycle 08:15 – 08:45 generation reported. be will ultrabroadband infrared comb frequency ening techniques. Additionally, high-power zation broad and external spectral all-bulk operating in ambient air, novel CEPstabili de an oscillator power with highest the peak wavelengths reviewed. be will inlcu Thiswill

(Invited) (Invited) - - - - © Atrium -

KEYNOTE & INVITED SPEAKERS EPS QEOD Prize for Research in laser Science and Applications

EPS QEOD Prize R.J. Dwayne Miller, from the Max Planck minimally invasive laser surgery with intact Institute for the Structure and Dynamics of molecular signatures for guidance, and scar The EPS-QEOD Prize for Research in Laser Matter, Hamburg, Germany, for Achieving free healing. Science and Applications is a major prize the Fundamental Limit to Minimally In- awarded on behalf of the European Physi- vasive Surgery with Complete Biodiagnos- His research accomplishments have been cal Society through its Quantum Electronics tics for Surgical Guidance recognized with an A.P. Sloan Fellowship, & Optics Division (QEOD). The prize is Camille and Henry Dreyfus Teacher-Schol- awarded every 2 years in recognition of Presentation of his talk “Picosecond In- ar Award, Guggenheim Fellowship, Presi- recent work by one or more individuals frared Laser (PIRL) Scalpel: Achieving dential Young Investigator Award (USA), (no more than three) for scientific excel- Fundamental (Single Cell) Limits to Min- Polanyi Award, Rutherford Medal in Chem- lence in the area of laser science and ap- imally Invasive Surgery and Biodiagnos- istry, the Chemical Institute of Canada plications in its broadest sense. Relevant tics” Tuesday 4 September, 17:15 – 18:15. (CIC) Medal, and numerous named lec- topics include laser source development, tureships. He was inducted as a Fellow of power-scaling concepts, pump source R. J. Dwayne Miller has published over 200 the Royal Society of Canada, Fellow of the development, nonlinear optics, ultrafast research articles, one book, and several re- CIC, Fellow of the Optical Society of Amer- sources, material science, spectroscopic views. He has pioneered the development ica, and distinguished University Professor and characterisation techniques, and ap- of both coherent multidimensional spec- at the University of Toronto. He recently plications both in optics and photonics as troscopy methods, associated ultrafast laser received the E. Bright Wilson Award in well as in other fields. technology, and introduced the concept of Spectroscopy, conferred by the American using ultrabright electron sources to probe Chemical Society (2015), the Centenary The work for which the individual(s) is/are structural dynamics. The electron sourc- Prize from the Royal Society of Chemistry nominated must be such that a significant es developed by his group are sufficiently (2016), and Doctorate of Science Degree component of it was performed during the bright to literally light up atomic motions (honoris causa) from the University of Wa- period 5 years prior to the award. In addi- in real time. He and his group were the first terloo (2017). He is also a strong advocate tion, the award will recognise research for to capture atomic motions during the de- for science promotion earning the McNeil which a significant portion of the work was fining moments of chemistry – to directly Medal from the Royal Society of Canada carried out in Europe or in cooperation with observe the very essence of chemistry. This (2011) for founding Science Rendezvous, European researchers, and may be given for work accomplished one of the dream exper- which is the largest celebration of science either pure or applied research. The award is iments in science, to bring the chemists’ col- (geographically at least) with over 300 accompanied by an engraved glass medal, a lective gedanken experiment of chemistry events all across Canada with new initia- certificate, and a monetary sum of 2000 euros. to direct observation. As a testimony to the tives in the North, aimed to make science importance of basic research, this work pro- accessible to the general public with over The 2018 Prize for Research in Laser Sci- vided new insight into strongly driven phase 250,000 attendees annually, made possible ence and Applications is awarded to Prof. transitions that led to the ultimate limit in by >6000 volunteers/researchers.

NOTES EPS QEOD PRIZE QEOD EPS

16 Monday Sessions

13:45–14:00: Chairs’ Welcome

MoA1: Ultrafast Fiber Lasers Chaired by Philippe Grelu, Uni. Bourgogne Franche-Comté, Dijon, France Time: Monday, 14:00–16:00 Location: Auditorium

Keynote MoA1.1 14:00 We present our latest results for the generation and amplification New Approaches to Ultrafast Fiber Lasers — Frank Wise — of ultrashort pulses in the short wavelength region around 1750 Cornell University, Ithaca, NY, USA nm in Thulium-doped fibers which is highly interesting for imag- Recent developments in ultrafast fiber lasers based on Mamyshev ing applications like 3-photon microscopy. Several fiber laser setups with different filter techniques and their limitations are dis- regeneration and spatiotemporal mode-locking will∙ be presented. Prospects for future scientific investigation and demonstration of cussed. high-performance instruments will be discussed. Oral MoA1.5 15:30 Oral MoA1.2 14:45 New lights from ultrafast fiber laser real-time recordings 1 1 1 Novel Methods for CEO Stabilization in Fiber Lasers: Opto- — Philippe Grelu ,Zhiqiang Wang ,Said Hamdi , K. 2 3 1 Optical Modulation and Cross Gain Modulation — Kutan Nithyanandan ,Katarzyna Krupa ,Aurélien Coillet , 1 1 Gurel,Valentin J. Wittwer,Sargis Hakobyan,Nayara and Patrice Tchofo-Dinda — Laboratoire ICB UMR 6303 Jornod,Stephane Schilt, and Thomas Südmeyer — Labora- CNRS, Université Bourgogne Franche-Comté, F-21000 Dijon, ∙ 2 toire Temps-Fréquence, Université de Neuchâtel,2000 Neuchâtel, France — Laboratoire LIPhy, Université Grenoble Alpes, F- ∙ 3 Switzerland 38042 Grenoble, France — Università degli Studi di Brescia, I- We present the carrier-envelope-offset (CEO) frequency stabi- 25123 Brescia, Italy lization of a fiber laser using two new methods. The first method Spectro-temporal imaging sheds new light on the diversity of ulis based on cross gain modulation (XGM) of the intra-cavity trafast laser dynamics that can unfold in the close vicinity of con- power. The second is by opto-optical-modulation (OOM) of a ventional mode locking. It is combined with spectral interferom- semiconductor-absorber chip. Both methods are easy to inte- etry to analyze the vibrations of optical soliton molecules and grate, yielding tight-lock of the CEO. complexes generated from ultrafast fiber lasers, and the formation of incoherent pulses. Oral MoA1.3 15:00 A new approach to generate ultrashort pulses in fiber lasers Oral MoA1.6 15:45 —Foued Amrani1,2,Philippe Grelu1, and Patrice Tchofo- Dual-comb generation from a laser cavity via spectral sub- Dinda1 — 1Laboratoire ICB UMR 6303 CNRS, Université Bour- division — Jakob Fellinger,Georg Winkler, and Oliver gogne Franche-Comté, F-21000 Dijon, France — 2Laboratoire H. Heckl — Christian Doppler Laboratory for Mid-IR Spec- XLIM, UMR 7252, Université de Limoges,∙ F-87060 Limoges, troscopy and Semiconductor Optics, University of Vienna, Vi- France enna, Austria∙

We present a new approach to generate ultrashort pulses in fiber We introduce a new method to generate a single-cavity dual Monday lasers with repetition rates in the THz range. This approach is comb, exploiting independent mode-locking within two isolated fundamentally based on four-wave mixing processes induced by spectral regions of the gain profile. By setting a non-zero cavity cross-phase modulation between the polarization modes of a dispersion we generate stable pulse trains with different repeti- normally dispersive highly-birefringent fiber. tion rates. Successive spectral broadening leads to a compact coherent dual comb source. Oral MoA1.4 15:15 Ultrafast, short-wavelength Thulium-doped fiber lasers — Andreas Wienke,Oliver Puncken,Dieter Wandt,Jörg Neumann, and Dietmar Kracht — Laser Zentrum Hannover e.V., Laser Development Department, Hollerithallee 8, 30419 ∙Hannover, Germany

16:00–16:30: Coffee Break

– 17 – Monday Sessions

MoA2: Short Pulse Generation Chaired by Chaitanya Kumar Suddapalli, Radiantis, Barcelona, Spain Time: Monday, 16:30–18:30 Location: Auditorium

Invited MoA2.1 16:30 Supercontinuum generation from a 1030 nm pump source is Advancements of ultra-short pulse generators based on numerically investigated in both periodically poled and bulk self-phase modulation and alternating spectral filtering — KTiOPO4. Spectra spanning from 800 nm to 1.5 μm are obtained Ke¸stutis Regelskis,Julijanas Želudevičius, and Marijus together with pulse self-compression from an initial 220 fs-long Mickus — Department of Laser Technology, Center for Physical pulse down to 17 fs. Sciences & Technology, Savanoriu Ave. 231, Vilnius, Lithuania Oral MoA2.5 17:45 We investigate conditions allowing for self-starting operation of ∙ Variable Amplitude – Zero Added Phase Anti-Gain- optical pulse generators. By control of filters-reflectors spectral Narrowing Filter — Tobias Flöry,Edgar Kaksis,Audrius band overlap, self-starting operation was achieved in two differ- Pugzlys, and Andrius Baltuska — Photonik Institut, Technis- ent setups. According to numerical calculations, material disper- che Universität Wien, Gusshausstrasse 27, 1040 Vienna, Austria sion stabilizes pulse generation for broader range of gain parameter values and this allows for more reliable self-starting. We introduce a simple∙ tunable spectral amplitude shaper for gain narrowing suppression in ultrashort-pulse amplifiers which is in- Oral MoA2.2 17:00 herently free of spectral phase modulation. The arrangement is a 3GHz, 257nm Picosecond Source for Electron Guns — Chen modified birefringent filter configured for self-compensation of Li,Hongwen Xuan,Lutz Winkelmann, and Ingmar Hartl etalon-type pulse splitting. Theory of operation, design and ex- — Deutsches Elektronen Synchrotron(DESY) perimental evidence for preserved pulse fidelity are presented. We report a new photocathode laser with 3GHz repetition∙ rate, Oral MoA2.6 18:00 generated by electro-optics modulator comb. The laser is ampli- Absolute timing jitter of mode-locked lasers with ultra- fied by an Yb: fiber amplifier to 10W and frequency converted to 1 low measurement floor —Alexis Casanova ,Benoit deep ultra-violet with an output power of more than 3mW. 1 1 2 Trophème ,Antoine Courjaud , and Giorgio Santarelli — 1Amplitude Laser Group, 11 avenue de Canteranne, 33600 Pes- Oral MoA2.3 17:15 2 All solid state multipass spectral broadening down to sub- sac, France — LP2N, IOGS CNRS Université de Bordeaux, 1 rue 20 fs — Kilian Fritsch1,Jonathan Brons1,Markus François Mitterrand, 33400 Talence, France∙ Poetzlberger2,Vladimir Pervak1, and Oleg Pronin1 — Ultralow timing jitter femtosecond mode-locked lasers can be 1Ludwig-Maximilians-Universität München, Am Coulombwall used for timing synchronization, optical sampling and analog- 2 to-digital conversion, low-noise microwave generation, photonic 1, D-85748∙ Garching, Germany — Max-Planck-Institut für Quantenoptik, Hans-Kopfermann-Str. 1, D-85748 Garching, radars and metrology. For the first time we implement cross- Germany spectrum techniques enabling absolute timing jitter measure- Monday We present numerical simulations and experiments on an all bulk ment with unprecedented noise floor of 2x10-14fs^2/Hz self-phase modulation pulse compression scheme using Herriott- Oral MoA2.7 18:15 type multipass cells driven by a 100 W-class Kerr-lens mode- Gain aperture for high-brightness micro-MOPA — Vincent locked Yb:YAG thin-disk laser. It delivers sub-20 fs pulse dura- Yahia and Takunori Taira — Institute for Molecular Science, tion with 60 % efficiency, excellent beam quality as well as power Okazaki, Japan and beam pointing stability. High brightness compact MOPA was realized. Implementing∙ a Oral MoA2.4 17:30 gain aperture element into the system lead to excellent output Supercontinuum generation and self-compression of fem- beam quality (M2 =1.4). At maximum amplification level, 235 mJ tosecond pulses at 1030 nm in KTP crystals — Anne- (0.4 GW) of output energy (power) was measured corresponding Lise Viotti,Fredrik Laurell, and Valdas Pasiskevicius — to a brightness of 18 PW/sr.cm2. System size was equivalent to A3 Royal Institute of Technology, Department of Applied Physics, paper. Roslagstullsbacken 21, 106 91 Stockholm, Sweden ∙

18:45–20:45: Welcome reception at the PRBB Terrace sea front

– 18 – Tuesday Sessions

TuM1: High-power Fiber Sources - Coherent Beam Combining Chaired by Yoann Zaouter, Amplitude Systèmes, Pessac, France Time: Tuesday, 8:15–10:00 Location: Auditorium

Oral TuM1.1 8:15 Fabry, Institut d’Optique Graduate School, CNRS, Université 16-channel coherent pulse combination with a multicore fiber Paris Saclay, 91127 Palaiseau Cedex, France — 2DTU Fotonik, —Arno Klenke1,2,Michael Müller1, Henning Stark1, Department of Photonics Engineering, Technical University of Fabian Stutzki3,Christian Hupel3,Thomas Schreiber3, Denmark, Frederiksborgvej 399, 4000 Roskilde, Denmark — 3 Andreas Tünnermann1,2,3, and Jens Limpert1,2,3 — 1Institute Ferdinand-Braun-Institut, Leibniz Institut für Höchstfrequen- ztechnik, Gustav-Kirchhoff-Str. 4, 12489 Berlin, Germany of Applied Physics, Abbe Center of Photonics,∙ Friedrich-Schiller University Jena, Jena, Germany — 2Helmholtz-Institute Jena, We demonstrate a high-brightness laser module based on the co- Jena, Germany — 3Fraunhofer Institute of Applied Optics and herent combination of three tapered semiconductor amplifiers, Precision Engineering, Jena, Germany with a power > 12 W. The infrared beam is converted into the We present a laser amplifier based on coherent combination of visible by second-harmonic generation in a PPLN crystal with a 16 channels from a multicore fiber employing compact compo- power up to 2 W limited by thermal effects. nents for beam splitting, combination and temporal phasing. 40 Oral ps pulses were combined, resulting in a near-diffraction-limited TuM1.5 9:15 output beam with 70 W average power at a combination efficiency 4 kW-level all-fiberized and narrow-linewidth MOPA sys- of 80%. tem by tandem pumping strategy for mode instability suppression — Pengfei Ma1,2,Pu Zhou1,2,Hu Xiao1,2,Daren Oral TuM1.2 8:30 Meng1,Jinyong Leng1,2,Yanxing Ma1,2, and Rongtao Su1,2 1 High-energy 1.9 kW 16-channel ultrafast fiber laser sys- — College of Advanced Interdisciplinary Studies, National Uni- 1 1,2 2 tem — Michael Müller ,Arno Klenke ,Henning versity of Defense∙ Technology, Changsha, China — Hunan Stark1,Joachim Buldt1,Andreas Tünnermann1,2,3, and Jens Provincial Collaborative Innovation Center of High Power Fiber Limpert1,2,3 — 1Friedrich-Schiller-University Jena, Institute of Laser, National University of Defense Technology, Changsha, China Applied Physics,∙ Albert-Einstein-Straße 15, 07745 Jena, Ger- many — 2Helmholtz-Institute Jena, Fröbelstieg 3, 07743 Jena, We demonstrate a record output power of 4 kW-level all-fiberized Germany — 3Fraunhofer Institute for Applied Optics and Pre- and narrow-linewidth MOPA system. Tandem pumping is em- cision Engineering, Albert-Einstein-Straße 7, 07745 Jena, Ger- ployed for MI suppression, which scales the threshold of > 5 times many compared with traditional 976 nm pumping. SBS threshold is In this contribution, an Yb-doped ultrafast fiber chirped-pulse scaled to be 25.9 dB by using filtered WNS phase modulation. amplifier based on coherent beam combination of 16 amplifier Oral TuM1.6 9:30 channels is presented. An output power of 1.9 kW,a pulse energy Kilowatt level high power Raman fiber laser based on pure of 4 mJ and a pulse duration of 230 fs almost diffraction limited 1 1,2 1,2 passive fiber — Yizhu Chen ,Jinyong Leng ,Hu Xiao , beam quality is achieved. 1,2 1,2 1 Tianfu Yao , and Pu Zhou — College of Advanced Inter- Oral disciplinary Studies, National University of Defense Technology, TuM1.3 8:45 2 Femtosecond coherent beam combining of seven fiber am- Changsha 410073,∙ China — Hunan Provincial Collaborative In- plifiers in tiled-aperture configuration — Anke Heilmann1, novation Center of High Power Fiber Laser, Changsha 410073, Jérémy le Dortz2,Louis Daniault1,Ihsan Fsaifes1,Séver- China ine Bellanger1,Marie Antier3,Jérôme Bourderionnet2, We will report a high-power Raman fiber laser based on passive 3 3 fiber. With 1243.7 W pump laser, maximum signal laser of987 Eric Durand ,Christophe Simon-Boisson∙ ,Christian Larat2,Eric Lallier2,Arnaud Brignon2, and Jean- W is obtained and corresponding optical-to-optical efficiency is Tuesday Christophe Chanteloup1 — 1Ecole Polytechnique, Univer- 89.8%. To the best of our knowledge, this is the demonstrated first sité Paris-Saclay, 91128 Palaiseau Cedex, France — 2Thales Re- kilowatt level RFL based on pure passive fiber. search & Technology, 1 avenue Augustin Fresnel, 91767 Palaiseau 3 Oral TuM1.7 9:45 Cedex, France — Thales Optronique SAS, 2 avvenue Gay Lussac, Nonlinear pulse compression of Yb-doped fiber source in 78995 Elancourt Cedex, France 1,2 a gas-filled multipass cell — Loïc Lavenu ,Michele We report on the first coherent combination of seven fiber ampli- Natile3,4,Florent Guichard2,Yoann Zaouter2,Xavier fiers in the femtosecond regime using an interferometric phase Délen1,Marc Hanna1,Eric Mottay2, and Patrick Georges1 measurement method. A combination efficiency of 48 % was 1 — Laboratoire Charles Fabry, Institut∙ d’Optique Graduate measured, and the combined beam was temporally compressed School, CNRS, Université Paris-Saclay, Palaiseau Cedex, France to 244 fs, delivering an average power of 71 W. — 2Amplitude Systèmes, Pessac, France — 3Amplitude Tech- 4 Oral TuM1.4 9:00 nologies, Evry, France — LIDyL, CEA, CNRS, Université Paris- Saclay, CEA-SACLAY, Gif-sur-Yvette, France High power single-mode 488 nm emission by second harmonic generation of coherently-combined high-brightness We demonstrate nonlinear temporal compression of an Yb- tapered lasers — Philipp Albrodt1,Muhammad Tahir doped fiber laser source in a multipass cell filled with argon. The Jamal2,Anders Kragh Hansen2,Ole Bjarlin Jensen2, 160 μJ 275 fs input pulses are compressed to 135 μJ 33 fs, cor- Gunnar Blume3,Katrin Paschke3,Paul Crump3,Patrick responding to an overall transmission of 85%, while preserving 1 1 1 beam quality and introducing no space-time couplings. Georges , and Gaëlle∙ Lucas-Leclin — Laboratoire Charles

– 19 – Tuesday Sessions

10:00–10:30: Exhibition and Coffee Break

TuM2: High-power Laser Systems Chaired by Eric Cormier, University of Bordeaux, Bordeaux, France Time: Tuesday, 10:30–12:30 Location: Auditorium

Keynote TuM2.1 10:30 Fiber laser seeded two-stage double-pass chirped pulse amplifier- Science Opportunities with Intense Ultrafast Lasers: Reach- compressor based on Yb:YAG rods with scalable output energy ing for the Brightest Light — Philip H. Bucksbaum — Stan- from 20 mJ to 60 mJ at a repetition rate of 100 Hz, a pulsewidth ford PULSE Institute, Stanford University and SLAC, Menlo Park, of 1.15 ps and excellent beam quality is used to pump 1T W-class USA OPCPA. Focused laser intensities up to a∙ zettawatt/cm2 or more are now possible, creating unique opportunities for science in extreme Invited TuM2.4 11:45 Ultrafast lasers for sensors — Jean-Claude Diels1,James conditions. These laser fields can accelerate and collide elemen- 1 1 1 tary particles, drive nuclear reactions, heat matter to conditions Hendrie ,Hanieh Afkhamiardakani ,Luke Horstman , Ning Hsu1,Matthias Lenzner2, and Ladan Arissian1 — found in stars, or even create matter out of the empty vacuum. 1 Center for High Technology Material,∙ Albuquerque, USA — Oral TuM2.2 11:15 2Lenzner Research, Arizona, USA Horizon: towards a picosecond kilowatt laser at 1 kHz rep- A mode locked laser in which two pulses circulate, emit two cor- etition rate — Stephane Petit,Marie-Christine Nadeau, related frequency combs. The frequency of the beat note pro- Denis Marion,Jeremy Brandam,Dominique Descamps, duced by these two combs is proportional to the phase difference Christophe Feral,Jerome Lhermite,Alexandre Mêlet, between the two combs. We demonstrate a phase sensitivity en- 8 and Philippe B∙ alcou — Université de Bordeaux-C.N.R.S.- hancement beyond the present value of 10 . C.E.A., Centre Lasers Intenses et Applications (CELIA), 351 cours de la Libération F-33405 Talence, France Oral − TuM2.5 12:15 Our current laser developments based on Yb:YAG technologies Novel aspects of spontaneous and stimulated emission in co- aim to reach the 1J-1kHz-1ps new frontier. State-of–the art tech- herent light sources — Markus Pollnau — University of Sur- nologies such as divided pulse amplification, thin disk, liquid rey, Guildford, UK cooled disk are explored through original designs and the lastest We derive that the phase of stimulated and spontaneous emis- simulation and experimental results will be presented. sion is 90 degrees ahead∙ of an incident field. We explain the discrepancy between Einstein’s rate-equation description and Oral TuM2.3 11:30 Heisenberg’s quantum-harmonic oscillator, one versus one-half 1 TW-class OPCPA seeded and pumped with 1 ps pulses at vacuum photon per mode, and the factor-of-two decrease of laser 100 Hz from an amplifier-compressor based on Yb:YAG rods linewidth by the relation between counter-propagating modes. — Paulius Mackonis1,Augustinas Petrulenas1, and Alek- sej M. Rodin1,2 — 1Center for Physical Sciences and Technology, Vilnius, Lithuania — 2Ekspla Ltd, Vilnius, Lithuania Tuesday ∙

EPL: EPL Presentation Chaired by Gonzalo Muga, Universidad del País Vasco, Spain Time: Tuesday, 12:30–12:40 Location: Auditorium

Invited EPL.1 12:30 it is only one among a group of possible symmetries of Non- Asymmetrical optical devices and non-Hermitian Hamiltoni- Hermitian Hamiltonians. Non-Hermitian, non-PT symmetries ans in EPL — J. G. Muga — Department of Physical Chemistry, lead to new, different families of asymmetric devices.EPL has sup- UPV/EHU, Apdo 644 Bilbao 48080, Spain ported this research and welcomes Perspective articles in the field PT-symmetry is one of the fastest growing fields in optics, but ∙

12:40–14:00: Lunch Break

– 20 – Tuesday Sessions

TuA1: Waveguide Lasers and Microresonators Chaired by Markus Pollnau, University of Surrey, Guildford, UK Time: Tuesday, 14:00–15:45 Location: Auditorium

Invited TuA1.1 14:00 Steve Lecomte1,Adriano Ghedina4,Massimo Cecconi4, 4,7 2 2 Guided-wave ZBLAN chip lasers, and their applications — Emilio Molinari ,Francesco Pepe ,François Wildi , 2 5 1 David Lancaster — School of Engineering and Future Indus- François Bouchy ,Tobias Kippenberg , and Tobias Herr 1 tries Institute, Mawson Lakes, University of South Australia, Aus- — Swiss Center for Electronic and Microtechnology (CSEM), tralia Time and frequency, Rue de l’Observatoire 58, 2002 Neuchâ- tel, Switzerland — 2University of Geneva, Department of As- ∙High performing lasers in rare-earth doped fluorozirconate glasses are achieved by fs laser inscription of multiple guiding tronomy & Geneva Observatory/PlanetS, Chemin des Maillettes channels in a chip. These are leaky-mode, core-pumped, ultra- 51, 1290 Versoix, Switzerland — 3National Institute of Astro- large mode area lasers. Fabrication, visible to mid-infrared oper- physics (INAF), Astronomical Observatory of Brera, Via Brera ation, mode-locking, and use of adjacent waveguide to realise a 28, 20121 Milano, Italy — 4National Institute of Astrophysics dual frequency-comb laser will be discussed. (INAF), Fundación Galileo Galilei, Rambla José Ana Fernández Pérez 7, 38712 Breña Baja, Santa Cruz de Tenerife, Spain — 5Swiss Oral TuA1.2 14:30 Federal Institute of Technology (EPFL), Photonics and Quantum Characterization of rare-earth-doped distributed-feedback Measurements, SB IPHYS LPQM1, PH D3, Station 3, 1015 Lau- 1 1 waveguide lasers —Cristine C. Kores ,Nur Ismail ,Dimitri sanne, Switzerland — 6Ligentec, EPFL Innovation Park, Bâtiment 1 2 1 Geskus , and Markus Pollnau — KTH-Royal Institute of C, 1015 Lausanne, Switzerland — 7National Institute of Astro- 2 Technology, Stockholm, Sweden — University of Surrey, Guild- physics (INAF), Osservatorio Astronomico di Cagliari, Via della ford, UK Scienza 5 - 09047 Selargius (CA), Italy We characterize∙ the spectral response of an ytterbium-doped Absolute calibration of an astronomical spectrometer via a mi- distributed-feedback-laser resonator with thermal chirp. The res- croresonator soliton frequency comb is demonstrated. This novel onance wavelength depends only on the accumulated phase shift. approach intrinsically provides broadband resolvable calibration The linewidth increase is related to the resonator outcoupling lines and in a first test achieves a calibration precision of 25 cm/s. losses. With increasing gain, linewidth narrowing occurs due to This result establishes a novel class of wavelength calibrators rel- loss compensation by gain and changes in longitudinal-mode evant for exoplanet and cosmology research. structure. Invited TuA1.5 15:15 Oral TuA1.3 14:45 A Kerr-microresonator optical clockwork — Tara Drake1, Efficient clad-pumped waveguide laser at 1050 nm with highly Travis Briles1,3,Daryl Spencer1,Jordan Stone1,3,David doped Yb:YAG core —Viktor Fromzel,Nikolay Ter- Carlson1,Daniel Hickstein1,Qing Li2,Daron Westly2, Gabrielyan, and Mark Dubinskii — US Army Research Lab- 2 1 1 Kartik Sriniviasan ,Scott Diddams , and S∙cott Papp — oratory, Adelphi, Maryland, USA 1Time and Frequency Division, National Institute of Standards We demonstrated a high power, efficient, continuous wave, and Technology, Boulder, CO, USA — 2Center for Nanoscale Sci- cladding-pumped∙ laser operation of a fiber-like waveguide with ence and Technology, National Institute of Standards and Tech- highly-doped (20%) Yb:YAG core. An output power of 42.5 W at nology, Gaithersburg, MD, USA — 3Department of Physics, Uni- 1050 nm and a slope efficiency of 68% wrt absorbed pump power versity of Colorado, Boulder, CO, USA have been achieved with diode laser pumping at 933 nm. We report on a Kerr-microresonator optical clockwork for accurate generation of a microwave-frequency output from an ultra- Oral TuA1.4 15:00 stable optical-frequency clock. We use precisely fabricated sili-

Microresonator solitons for astronomical spectrograph cal- Tuesday 1,2 3 con nitride microrings to generate few-cycle soliton pulses with ibration — Ewelina Obrzud ,Monica Rainer ,Avet octave-spanning spectral bandwidth. Our experiments represent Harutyunyan4,Miles Anderson5,Junqui Liu5,Michael 5,6 2 1 the first carrier-envelope-offset phase stabilization of a Kerr- Geiselmann ,Bruno Chazelas ,Stefan Kundermann , microresonator optical frequency comb. ∙

TuP: Poster Session 1 with coffee break Time: Tuesday, 15:45–17:00 Location: Foyer

Poster TuP.1 15:45 short pulse duration. The all-PM-fiber ultrafast laser generated Optimized all-PM-fiber oscillator mode-locked using non- pulses compressed down to 240 fs at 13.39 MHz repetition rate. linear polarization evolution in polarization maintaining fibers — Jan Szczepanek1,Tomasz M. Kardaś1, and Yuriy Poster TuP.2 15:45 Stepanenko2 — 1Faculty of Physics, University of Warsaw, Pas- Optical soliton molecule vibrations in ultrafast thulium fiber teura 5, 02-093 Warsaw, Poland — 2Institute of Physical Chem- laser around 2 μm analyzed with an adapted specto-temporal imaging technique — Saïd Hamdi,Aurélien Coillet, and istry Polish∙ Academy of Sciences, Kasprzaka 44/52, 01-224 War- saw, Poland Philippe Grelu — Laboratoire Interdisciplinaire Carnot de We demonstrate a novel ytterbium laser oscillator mode-locked Bourgogne, UMR CNRS 6303, 9 av. Alain Savary 21078 Dijon, by means of Nonlinear Polarization Evolution segmented method France ∙ realized in Polarization Maintaining (PM). Careful fiber seg- In this work, we report on the generation of vibrating soliton ments design inside the mode-locker allows to achieve ultra- molecules in a mode-locked, ring-based fiber laser around 2 μm. We characterize the real-time dynamics of various regimes of

– 21 – Tuesday Sessions

soliton molecules using dispersive Fourier transformation (DFT) Poster TuP.8 15:45 with a chirped Bragg grating. Multi-layer graphene mode-locked Er-doped fiber laser as a test bed for targeting specific operating regimes — Poster TuP.3 15:45 Robert Lindberg1,Jakub Bogusławski2,3,Grzegorz Coexistence of rectangular and Gaussian-shape noise-like Sobon2,Aleksandra Przewłoka4,Fredrik Laurell1,Val- pulses in a figure-eight fiber laser —Guan-Kai Zhao,Hong- das Pasiskevicius1, and Jarosław Sotor2 — 1Department of Jie Chen, Ai-Ping Luo,Zhi-Chao Luo, and Wen-Cheng Xu ∙Applied Physics, Royal Institute of Technology, 106 91 Stock- — South China Normal University, Guangzhou, China holm, Sweden — 2Laser & Fiber Electronics Group, Faculty We report the coexistence of rectangular noise-like pulse (NLP) of Electronics, Wroclaw University of Science and Technol- and Gaussian-shape∙ NLP in a figure-eight fiber laser. The coex- ogy, Wybrzeze Wyspianskiego 27, 50-370 Wroclaw, Poland — istent NLPs with various patterns are formed depending on cav- 3Institute of Physical Chemistry, Polish Academy of Sciences, ity parameters setting. Particularly, the duration of rectangular Kasprzaka 44/52, 01-224 Warsaw, Poland — 4Institute of Elec- pulse always increases, while Gaussian-shape pulse has almost no tronic Materials Technology, Wolczynska 133, 01-919 Warsaw, changes with the increasing pump power. Poland We present an all polarization-maintaining Er-doped fiber laser Poster TuP.4 15:45 mode-locked by multi-layer graphene providing tunable disper- Dynamics of dissipative soliton resonances in a figure-9 Tm- sion through an intra-cavity compressor. Experimental output doped fiber laser —Kangjun Zhao,Pan Wang,Yihang Ding, characteristics, when using a saturable absorber able to support Shunyu Yao,Xiaosheng Xiao, and Changxi Yang — De- three different operating regimes, are presented which show the partment of Precision Instruments, Tsinghua University, Beijing utility of our source as a test bed for laser design. 100084, China We report the observation of stable dissipative∙ soliton resonance Poster TuP.9 15:45 (DSR) pulses with pulse energy of 713.2 nJ, rectangular noise-like Mode-locking of holmium-doped fiber lasers using pulses, harmonic DSR pulses, and period-doubling DSR pulses in nanomaterial-based saturable absorbers — Maria a figure-9 Tm-doped fiber laser. Possible mechanisms of various Pawliszewska1,Aleksandra Przewłoka2,Tadeusz dissipative soliton resonances will be discussed. Martynkien3,Han Zhang4, and Jarosław Sotor1 — 1Laser & Fiber Electronics Group, Faculty of Electronics, Wroclaw∙ Uni- Poster TuP.5 15:45 versity of Science and Technology, Wybrzeze Wyspianskiego Broadband supercontinuum generation pumped by dual 27, 50-370 Wroclaw, Poland — 2Institute of Electronic Mate- bound-state pulses from a passively mode-locked fiber laser rials Technology, Wolczynska 133, 01-919 Warsaw, Poland — —Dong Qiu,Wen-Jing Liao,Hong-Jie Chen, Ai-Ping Luo, 3Department of Optics and Photonics, Faculty of Fundamen- Zhi-Chao Luo, and Wen-Cheng Xu — South China Normal tal Problems of Technology, Wroclaw University of Science University, Guangzhou, China and Technology, Wybrzeze Wyspianskiego 27, 50-370 Wroclaw, 4 We demonstrate a broadband supercontinuum∙ generation Poland — College of Optoelectronic Engineering, Shenzhen pumped by dual bound-state pulses in a highly nonlinear fiber. University, Shenzhen 518060, China The spectrum covers from 1100 nm to 2300 nm with a 10-dB Wepresent the usage of graphene and black phosphorus as mode- bandwidth of 1140 nm. It is worth noting that there is no spectral lockers for holmium-doped fiber lasers. In solitonic dispersion peak in the vicinity of pump wavelength. regime both materials show similar performance - pulse dura- Poster TuP.6 15:45 tions are in the range of 787-870 fs. Graphene-based stretched- Tuesday pulse laser is capable of generating 190 fs pulses. Generation of noise-like pulses in fiber nonlinear amplifier and pulse compression characteristics — Yanrong Song, Poster TuP.10 15:45 Runqin Xu, and Jinrong Tian — College of Applied Sciences, Low-noise 50 W single-frequency fiber MOPA at 1013 nm Beijing University of Technology, Beijing 100124, China — Benoît Gouhier1,Sergio Rota-Rodrigo1,Germain 2 2 1 A noise-like pulse (NLP) train was generated∙ in an Yb-doped Guiraud ,Nicholas Traynor , and Giorgio Santarelli — fiber nonlinear amplifier. After being compressed, the pulse width 1LP2N, Institut d’Optique Graduate School, Université de Bor- of the spike is 14.5 fs and that of the pedestal is 3.70 ps. The NLP 2 deaux,∙ 1 rue François Mitterrand, 33400 Talence, France — Azur generation was simulated and the compressibility associated with Light Systems, 11 avenue de Canteranne, 33600 Pessac, France the chirp of the pulses was discussed. We present a 50W, low-noise, all-fiber, single frequency master Poster TuP.7 15:45 oscillator power amplifier operating at 1013nm, with a record efficiency of 67%. The output signal has a OSNR of 50dB a RIN not Self-starting optical pulse fiber generator providing picosec- exceeding -125dBc/Hz above 1kHz, rolling down to -160dBc/Hz ond pulses — Julijanas Želudevičius,Marijus Mickus, and at 10MHz. Ke¸stutis Regelskis — Center for Physical Sciences & Technol- ogy, Vilnius, Lithuania Poster TuP.11 15:45 We report simple∙ fiber pulse generator setup providing narrow- End-to-end reinforcement learning for coherent beam combi- band (<1 nm) optical pulses at 1064 nm center wavelength, with nation — Henrik Tünnermann and Akira Shirakawa — In- duration of tens of picoseconds and energy up to 2 nJ. The setup is stitute for Laser Science, University of Electro-Communications self-starting and suitable for robust all-in-fiber implementation. Phase control is the key component of coherent beam combining and its∙ applications in beam steering, compensation of atmo- spheric turbulence, and mode control. We investigated the applicability of deep reinforcement learning for phase control by train- ing a neural-network to realize phase control in a two-channel CBC system.

– 22 – Tuesday Sessions

Poster TuP.12 15:45 Pump induced refractive index change in the active erbium fiber High power Q-switched mode-locked thulium fiber laser for precise delay line was tested with 976nm and 1550nm wave- and its application on supercontinuum generation in length pump. Measured jitter at the output of the system was ~1 nonlinear optical fibers — Giuseppe Scurria1,2,Ste- ps. fano Bigotta1,Nicolas Dalloz1,Christelle Kieleck1, Marc Eichhorn1,Inka Manek-Hönninger2, and Anne Poster TuP.17 15:45 Hildenbrand-Dhollande1 — 1Institut franco-allemand de Suppression of 2nd-order Stokes in high power random fiber ∙ laser through polarization rotation based Raman gain con- recherches de Saint-Louis (ISL) - 68300 Saint Louis - France — 1 1,2 1 1 2 trol — Jun Ye ,Jiangming Xu ,Jiaxin Song ,Yizhu Chen , CELIA University of Bordeaux-CNRS-CEA UMR5107 - 33405 1 1,2 1,2 1 Talence - France Hanshuo Wu ,Hanwei Zhang , and Pu Zhou — College of Advanced Interdisciplinary Studies, National University of De- In this research study, a pulsed thulium-doped silica fiber laser 2 emitting around 2 μm is used as a pump source with the aim of fense Technology,∙ Changsha 410073, China — Hunan Provin- generating mid-IR supercontinuum in nonlinear fibers with an cial Collaborative Innovation Center of High Power Fiber Laser, average power in the range of several watts, covering the wave- Changsha 410073, China length spectrum up to 5 μm The 2nd-order Stokes is a classical and typical limiting factor for power scaling of random fiber lasers. Here we demonstrate the Poster TuP.13 15:45 suppression of 2nd-order Stokes through polarization rotation Temperature Dependence of Laser Radiation Absorp- based Raman gain control for the first time, boosting the max- tion in Polymers Used in Fiber Laser Optics — Renata imal operation power of random fiber laser by ~49.7%. Ismagilova1,Ivan Khramov1,Renat Shaidullin1,2, and Oleg Ryabushkin1,2 — 1Moscow Institute of Physics and Tech- Poster TuP.18 15:45 2 DUV Spatial Beam Shaping using Diffractive Elements for the nology, Dolgoprudhyy, Russia — Kotelnikov Institute of∙ Radio- Engineering and Electronics of RAS, Fryazino, Russia European XFEL High Brightness Photoinjector — Sebastian 1 1 1,2 Optical transmission spectra of Wacker Silgel polymer were mea- Pumpe ,Lutz Winkelmann ,Christoph M. Heyl ,Haydar S. Salman1,Hongwei Chu1,Vladimir Balandin1,Yauhen sured. Polymer absorption coefficients at wavelengths of Yb- 1 1 1 1 doped laser generation (1064 nm) and optical pumping (960-970 Kot ,Frank Brinker , and Ingmar Hartl — ∙ Deutsches Elektronen Synchroton DESY, Notkestr. 85, 22607 Hamburg, nm) were determined. Increase of the polymer absorption coef- 2 ficients with temperature was observed. Polymer heating in con- Germany — Helmholtz-Institute Jena, Fröbelstieg 3, 07743 Jena ventional fiber laser unit under laser generation conditions was We present first results of deep ultraviolet spatial flat-top laser investigated. beam shaping for photocathode lasers of X-ray Free Electron Lasers using diffractive optical elements including 22 m beam Poster TuP.14 15:45 transport. A significantly higher transmission and equal electron Study of a high efficiency 100 W class holmium fiber beam quality compared with the conventional hard aperture clip- 1 1 laser — Julien LE GOUËT ,François GUSTAVE ,Pierre ping technique was achieved. BOURDON1,Nicolas HOREZAN1,Denis BOIVIN1,Thierry ROBIN2, and Benoit CADIER2 — 1ONERA, Palaiseau, France Poster TuP.19 15:45 2 Generation of harmonic frequencies from 2nd up to 5th of a — iXblue,∙ Lannion, France Holmium fiber lasers by resonant pumping can exhibit high picosecond diode-pumped thin-disk Yb:YAG laser system — power and high efficiency. En route towards a 100W all-fiber laser Hana Turcicova,Ondrej Novak,Martin Smrz,Jiri Muzik, at 2μm, we will present our preliminary work : fabrication of a Ho Lukas Roskot,Akira Endo, and Tomas Mocek — HiLASE fiber with low absorption for pump and signal, fiber analysis, and Centre, Institute of Physics AS CR, Dolni Brezany, Czech Repub- comparison between numeric model and experiments. ∙lic A diode-pumped thin disk Yb:YAG laser is running at 100 kHz Poster TuP.15 15:45 repetition rate at the output of >100 W on the fundamental wave- Tuesday The Optimization of Pulse Compression for Compact High length 1030 nm with the pulse duration of 2 ps. The generation Energy Femtosecond Fiber Laser with CVBG Compressor of second up to fifth (1H+4H) harmonic frequencies is studied — Tadas Bartulevicius1,2,Laurynas Veselis1,2,Karo- experimentally and in simulations. lis Madeikis1,2,Andrejus Michailovas1,2, and Nerijus Rusteika1,2 — 1Ekspla, Vilnius, Lithuania — 2Center for Physi- Poster TuP.20 15:45 Design of a transportable 1 kW Thin Disk Amplifier with high cal Sciences∙ and Technology, Vilnius, Lithuania A compact high energy 26 MW peak power fiber laser employ- pulse energy for laser range finding — Jochen Speiser,Jür- ing matched pair of a chirped fiber Bragg grating stretcher and a gen Kästel,Daniel Sauder, and Birgit Weichelt — DLR In- chirped volume Bragg grating compressor is presented. The effect stitute of Technical Physics, Stuttgart, Germany of higher order dispersion on ultrashort pulse compression was The design of the Thin Disk main amplifier∙ for a projected trans- numerically investigated and optimized. portable pulsed laser system with 1 kW average power was optimized based on numerical modelling. The numerical models Poster TuP.16 15:45 include spatially resolved ASE effects, thermomechanical mod- All-Optical Repetition Rate Stabilization of Ultrafast Yb elling of the disk and beam propagation effects inside the ampli- Doped All Fiber Oscillator for High Intensity OPCPA fier. Systems — Karolis Madeikis1,2,Karolis Viskontas1, Rokas Danilevicius1,2,Tadas Bartulevicius1,2,Laury- Poster TuP.21 15:45 nas Veselis1,2,Andrejus Michailovas1,2, and Nerijus Low Distortion, 42 m Beam Transport of 0.5 mJ, 15 1,2 1 2 fs NIR Pulses with Refractive Relay Optics — Thomas Rusteika —∙ Ekspla, Vilnius, Lithuania — Center for Physi- cal Sciences and Technology, Vilnius, Lithuania Hülsenbusch,Skirmantas Ališauskas,Tino Lang,Nora We demonstrate all-fiber ultrafast optically repetition rate locked Schirmel,Lutz Winkelmann,Jiaan Zheng, and Ingmar oscillator concept designed for high intensity OPCPA systems. Hartl — Deutsches Elektronen-Synchrotron, Notkestraße∙ 85, 22607 Hamburg

– 23 – Tuesday Sessions

We present a low distortion in-vacuum transport system for pos- Poster TuP.26 15:45 itively chirped 0.5 mJ, ultra-broadband pulses with 15 fs trans- Piezoelectric Resonance Spectroscopy of Ionic Conductivity form limit, utilizing diffractive relay optics to cover distances up in Nonlinear-Optical LBO Crystals — D. G. Nikitin1, A. V. to 42 m. A compressor set-up with novel ultra-broadband, highly Pigarev1,Yu. S. Stirmanov1,2, A. V. Konyashkin1,2, and O. dispersive double chirped mirror pairs is shown compensating up A. Ryabushkin1,2 — 1Moscow Institute of Physics and Technol- to 10000 fs^2. ogy, Institutskiy per. 9, Dolgoprudnyy, Moscow∙ Region, Russia — 2Kotelnikov Institute of Radio Engineering and Electronics of Poster TuP.22 15:45 RAS, Vvedensky sq. 1, Fryazino, Moscow Region, Russia Ultrafast CPA laser system based on Yb fiber seeder Temperature dependence of the dielectric losses conditioned by and Yb:YAG amplifier — Laurynas Veselis1,2,Tadas the ionic conductivity was investigated for nonlinear-optical LBO Bartulevicius1,2,Karolis Madeikis1,2,Andrejus crystals both theoretically and experimentally exploiting the vari- Michailovas1,2, and Nerijus Rusteika1,2 — 1Ekspla Ltd., Vil- ation of the line form of LBO piezoelectric resonances with tem- nius, Lithuania — 2Center for Physical Sciences and Technology, ∙ perature. Influence of the ionic conductivity on optical properties Vilnius, Lithuania of LBO crystals is considered. In this work we present an ultrafast laser system based on Yb fiber seeder and Yb:YAG crystal rod power amplifier. Matched pair of Poster TuP.27 15:45 chirped fiber Bragg grating stretcher and chirped volume Bragg Flash-lamp Pumped Nd:Glass Active-Mirror Amplifier De- grating compressor were used to obtain 764 fs duration 104 μJ sign — Munadi Ahmad1,2,Ian Musgrave1, and Daniel M.J energy pulses at 200 kHz repetition rate. Esser2 — 1Central Laser Facility, Didcot, United Kingdom — 2School of Engineering and Physical Sciences, Heriot-Watt Uni- Poster TuP.23 15:45 versity, Edinburgh, United Kingdom Piezoelectric resonance laser calorimetry for determina- ∙ tion of low optical absorption of massive polyhedron Increasing the repetition rate of high peak power flash-lamp 1 pumped Nd:Glass systems are often limited due to the thermal nonlinear-optical crystal boules — Georgii Aloian ,Nikita 1 1 1 degradation of the focal beam quality. Presented is an active- Kovalenko ,Irina Shebarshina ,Dmitrii Nikitin ,Alek- 1,2 1,2 1 mirror design which is pumped on both surfaces enhancing the sey Konyashkin , and Oleg Ryabushkin — Moscow Insti- uniformity in temperature and gain along all spatial dimensions. tute of Physics and Technology, Institutskiy per. 9, Dolgoprudny, 2 ∙ Moscow region, 141700, Russia — Kotelnikov Institute of Radio- Poster TuP.28 15:45 engineering and Electronics of RAS, Vvedensky Sq.1, Fryazino, Insignificant role of the thickness of nonlinear medium in Moscow region, 141190, Russia characterization of 1.5-cycle pulses by XPW d-scan — Ayhan Novel technique for measuring low optical absorption coeffi- Tajalli 1,Marie Ouillé2,Aline Vernier2,Frederik Böhle2, cients of massive crystal boules of arbitrary shape based on the Esmerando Escoto3,Sven Kleinert1,Rosa Romero4,Janos concept of equivalent temperature is proposed. The accuracy of 5 1,6,7 3 Csontos ,Uwe Morgner ,Günter Steinmeyer ,H∙ elder the method was theoretically estimated. Crespo4,8,Rodrigo Lopez Martens2, and Tamas Nagy3 — 1Institute of Quantum Optics, Leibniz Universität Hannover, Poster TuP.24 15:45 2 Welfengarten 1, D-30167 Hannover, Germany — Laboratoire Longitudinal temperature distribution control of active d’Optique Appliquée, ENSTA-Paristech, Ecole Polytechnique, medium during solid-state laser operation — Andrei 1,2 1 1 CNRS, Université Paris-Saclay, 91761 Palaiseau Cedex, France — Korolkov ,Dmitrii Belogolovskii ,Dmitrii Nikitin , 3 1,2 1,2 1 Max Born Institute for Nonlinear Optics and Short Pulse Spec- Aleksey Konyashkin , and Oleg Ryabushkin — Moscow 4 Tuesday troscopy, Max-Born-Str. 2A, 12489 Berlin, Germany — Sphere Institute of Physics and Technology, Dolgoprudny, Russia — 2 ∙ Ultrafast Photonics, SA, R. Campo Alegre 1021, Edifício FC6, Kotelnikov Institute of Radio-engineering and Electronics of 4169-007 Porto, Portugal — 5ELI-HU Non-Profit Ltd., Budapesti RAS, Fryazino, Russia út 5, 6728 Szeged, Hungary — 6Laser Zentrum Hannover e.V., We introduce a novel method for measuring the longitudi- Hollerithallee 8, 30419 Hannover, Germany — 7Hannoversches nal temperature distribution of the end-pumped laser medium Zentrum für Optische Technologien, Leibniz Universiät Han- avoiding an additional heating of the temperature sensors by scat- nover, Nienburger Straße 17, 30167 Hannover, Germany — tered radiation. Sensor is made of a tiny piezoelectric crystal, 8IFIMUP-IN and Departamento de Física e Astronomia, Facul- which temperature is determined directly by noncontact mea- dade de Ciências, Universidade do Porto, R. Campo Alegre 687, surement of its piezoelectric resonance frequency shift. 4169-007 Porto, Portugal Poster TuP.25 15:45 We demonstrate the capability of XPW d-scan technique for Characterization of a chirped volume Bragg grating compres- measuring 1.5-cycle near-IR pulses. This technique is suited sor in a high-power laser system — Denisa Štěpánková1,2, for measuring few-cycle pulses due to its inherent near-perfect Ondřej Novák1,Jiří Mužík1,Lukáš Roškot1,2,Michal phase matching and its single-beam geometry. Furthermore, we Chyla1,Martin Smrž1,Michal Jelínek2,Vadim Smirnov3, demonstrate that XPW d-scan is surprisingly insensitive to the 3 1 1 thickness of the nonlinear medium. Leonid Glebov ,Akira Endo , and∙ Tomáš Mocek — 1HiLASE Centre, Institute of Physics AS CR, Za Radnicí 828, 252 2 Poster TuP.29 15:45 41 Dolní Břežany, Czech Republic — Faculty of Nuclear Sciences Efficient generation of nanosecond LG01 mode pulses with and Physical Engeneering, Břehová 78/7, 115 19 Praha 1, Czech 1,2 1 1 3 high purity — Qiyao Liu ,Robin Uren ,Peter Shardlow , Republic — OptiGrate, 562 South Econ Circle, Oviedo, Florida and Andy Clarkson1 — 1Optoelectronics Research Centre, 32765-4311, USA University of Southampton, Southampton, SO17 1BJ, UK — We present an experimental study of CVBG compressor perfor- 2 Department of∙ Optical Science and Engineering, Fudan Univer- mance in a high-power (200W) laser. Thermal lensing and its ef- sity, No.220 Handan Rd, Shanghai 200433, China fect on decreasing beam quality is studied. Further, we measured A simple strategy for generating a high purity vortex beam from a minimal decrease of diffraction efficiency at high power. We ver- passively Q-switched Nd:YVO4 laser based a novel end-pumping ified that the ~2 ps compressed pulse width remains almost un- scheme and a custom spherical-mirror astigmatic mode con- affected. – 24 – Tuesday Sessions verter is described. The laser yielded pulses of 8.9ns duration at momentum (OAM) spectra in a single beam by incorporating a repetition frequency of 182kHz and with an average power of the asymmetry in the vortex beam. Using frequency-doubling we 0.53W. have showed the asymmetric vortices of broad OAM spectra have higher single-pass conversion efficiency than the symmetric vor- Poster TuP.30 15:45 tex beams pure OAM mode. Second Stokes oscillation and Raman gain-guiding in micro- lensed monolithic diamond Raman lasers — Vasili Savitski, Poster TuP.35 15:45 Giorgos Demetriou,Sean Reilly,Hangyu Liu,Erdan Gu, Novel experimental scheme for simultaneous generation of Martin Dawson, and Alan Kemp — Institute of Photonics, high power, ultrafast, 1D and 2D Airy beams — Raghwinder Department of Physics, SUPA, University of Strathclyde,∙ Glas- Singh Grewal,Anirban Ghosh , and Goutam Kumar gow, UK Samanta — Physical Research Laboratory, Ahmedabad, India Second Stokes generation at 620nm in 2mm long micro-lensed We report on simultaneous generation of high power,∙ 1D and 2D monolithic diamond Raman lasers is reported with 63% conver- Airy beam using a pair of concave and convex cylindrical lenses sion efficiency. The Raman intracavity mode radius was found in a novel experimental scheme and studied their frequency dou- to be half that expected from the ABCD calculations of the res- bling characteristics. onator mode. Raman gain-guiding mechanism is suggested as an explanation. Poster TuP.36 15:45 266 nm generation using quasi phase-matched quartz pumped Poster TuP.31 15:45 by a microchip laser — Hideki Ishizuki and Takunori Taira Low coherence pumping of quasi-cw diamond Raman lasers — Institute for Molecular Science, Okazaki, Japan at powers up to a kilowatt — Richard Mildren, Z. Bai, S. Ultraviolet 266nm generation was demonstrated by quasi phase Antipov, R.J. Williams, D.J. Spence, and R.P. Mildren — MQ matched crystal quartz. QPM∙ structure was constructed by multi Photonics Research Centre, Macquarie University, NSW, 2109, quartz-plate stacking, and high-brightness microchip laser with Australia ∙ sub-nanosecond pulse duration was used as a pump source. We report first and second Stokes diamond Raman lasers capable of efficient high power generation with input beam of M2 as high Poster TuP.37 15:45 as 15. Brightness enhancement factors of up to 20 are obtained. withdrawn A model is described for predicting threshold and efficiency as a Poster TuP.38 15:45 function of M2. Synchronously pumped BaWO4 Raman laser with long and Poster short frequency shifts with the 69% slope efficiency at 1179nm TuP.32 15:45 1 150-μJ, 60-ns single longitudinal mode passively Q-Switched or 3 ps pulses at 1227 nm — Milan Frank ,Sergei N. Smetanin2,Michal Jelínek1,Lyudmila I. Ivleva2,Petr G. Nd:YAG ring laser oscillator with external feedback — 2 1 1 Jacopo Rubens Negri1,Federico Pirzio1, and Anto- Zverev , and Václav Kubeček — Faculty of Nuclear Sciences 1,2 1 and Physical Engineering, Czech Technical University in Prague, nio Agnesi — Dipartimento di Ingegneria Industriale e ∙ 2 dell’Informazione - Università di Pavia, Pavia, Italy — 2Bright Břehová 7, 115 19 Prague 1, Czech Republic — Prokhorov Gen- Solutions Srl, Cura Carpignano (PV), Italy eral Physics Institute of Russian Academy of Sciences, Vavilova ∙ 38, 119991, Moscow, Russian Federation We present a quasi-cw diode-pumped, Cr:YAG passively Q- We present a highly efficient BaWO Raman laser generating Switched Nd:YAG ring laser. By employing an external feedback 4 at both long-shifted ( = 925 cm 1) and short-shifted ( = mirror to force unidirectional oscillation and a 103-GHz, low- 1 2 332 cm 1) Raman components. Very high slope efficiency of finesse etalon, we obtained 150-μJ, 60-ns TEM single longitu- 00 68.8% at the -shifted Stokes wavelength− of 1179 nm and 38.6% dinal mode laser pulses (13-MHz bandwidth) at a repetition rate 1 at the ( − + )-shifted Stokes wavelength of 1227 nm have been selectable between 0.1 and 2 kHz. 1 2 ܈ ܈

achieved. Tuesday Poster TuP.33 15:45 Poster ܈ TuP.39 15:45 Multi-mJ, side-pumped, polarization coupled Nd:YAG Porro- Broadband܈ ܈ wavelength-swept source based on a self- prism laser in active and passive Q-switching regime — 1 1 1,2 modulated Yb : CaF2 mode locked oscillator — Maciej Luigi Fregnani ,Federico Pirzio , and Antonio Agnesi 1 2 3 1 2 Kowalczyk ,Tadeusz Martynkien ,Paweł Mergo ,Grze- — University of Pavia, Pavia, Italy — Bright Solutions, Cura gorz Soboń1, and Jarosław Sotor1 — 1Laser & Fiber Elec- Carpignano (PV), Italy tronics Group, Faculty of Electronics, Wroclaw University∙ of Sci- ∙We present a Nd:YAG, diode-stack side-pumped, Porro-prism ence and Technology, Wybrzeze Wyspianskiego 27, 50-370 Wro- resonator. Laser performance was investigated both in Cr:YAG claw, Poland — 2Department of Optics and Photonics, Faculty passive and KTP Pockels-cell active Q-Switching regimes. 10-mJ, 2 of Fundamental Problems of Technology, Wroclaw University 40-ns pulses were obtained at 20 Hz pulse-rate with M <10 and of Science and Technology, Wybrzeże Wyspiańskiego 27, 50-370 low jitter. The misalignment insensitivity guaranteed by crossed- Wrocław, Poland — 3Laboratory of Optical Fiber Technology, Porro-prisms design is attractive for applications in harsh envi- Maria Curie-Skłodowska University, pl. M. Curie-Skłodowskiej ronment. 3, Lublin, Poland Poster TuP.34 15:45 We report on a broadband high speed wavelength-swept exploit- Nonlinear generation of high power, higher order asymmet- ing a Yb : CaF2 mode-locked oscillator with TEM mode bifur- ric vortices with broad orbital angular momentum modal dis- cations. The output wavelength can be varied between 480 nm tribution in the green — ASrinivasa Rao,Sabir Ul Alam, and 1800 nm with a tuning speed of 10 MHz. Such simple quasi- Anirban Ghosh,Pravin Vaity, and G K Samanta — Pho- supercontinuum source can be employed in i.a. optical coherence tonic Sciences Lab, Physical Research Laboratory, Navarangpura, tomography. Ahmedabad 380009, Gujarat,∙ India We report on experimental generation of broad orbital angular

– 25 – Tuesday Sessions

Poster TuP.40 15:45 Poster TuP.41 15:45

Generation at 9.2 & 4.6 μm using DFG in LiGaS2 pumped Calcite extra-cavity parametric Raman 954 nm anti-Stokes by a 20-picosecond Nd:YAG/CaCO3 Raman laser —Sergei laser with collinear orthogonally-polarized beam interaction Smetanin1, Michal Jelinek2,Aleksey Kurus3,Ludmila at tangential phase matching — Michal Jelinek1,Sergei Isaenko3,4, and Vaclav Kubecek2 — 1Prokhorov General Smetanin2,3,Dmitriy Tereshchenko3, and Vaclav Kubecek1 Physics Institute, Russian Academy of Sciences, Vavilova 38, — 1FNSPE, Czech Technical University in Prague, Břehová 7, 2 2 Moscow, Russian∙ Federation — FNSPE, Czech Technical Uni- Prague, Czech Republic — Prokhorov∙ General Physics Institute, versity in Prague, Břehová 7, Prague, Czech Republic — 3Sobolev Russian Academy of Sciences, Vavilova 38, Moscow, Russian Fed- Institute of Geology and Mineralogy, Siberian Branch Russian eration — 3National University of Science and Technology MISiS, Academy of Sci., Ac. Koptyug 3, Novosibirsk, Russian Federation Leninski Prospekt 4, Moscow, Russian Federation 4 — Novosibirsk State University, Pirogova 2, Novosibirsk, Rus- Tangentially phase-matched parametric Raman CaCO3 anti- sian Federation Stokes laser at 954 nm with the extra-cavity 1064-nm 6-ns laser Single-pass frequency conversion of picosecond Nd:YAG/CaCO3 pumping was investigated. The highest optical-to-optical effi- Raman laser (1.064 / 1.203 & 1.384 μm) into the mid-infrared ciency into the anti-Stokes of 4 % and 0.3-mJ output energy was wavelengths of 9.2 and 4.6 μm by the difference-frequency gen- achieved. eration in a LiGaS2 crystal is presented. ∼

EPS: EPS QEOD Prize for Research in Laser Science and Applications Chaired by Valdas Pasiskevicius, KTH Royal Institute of Technology, Stockholm, Sweden Time: Tuesday, 17:15–18:15 Location: Auditorium

Keynote EPS.1 17:15 The first atomic movie of strongly driven phase transitions re- Picosecond Infrared Laser (PIRL) Scalpel: Achieving Funda- vealed the means to limit nucleation growth and associated shock mental (Single Cell) Limits to Minimally Invasive Surgery and wave damage. This insight has led to the achievement of effec- Biodiagnostics — R.J. Dwayne Miller — Max Planck Insti- tively scar free laser surgery with an intrinsic molecular bar code tute for the Structure and Dynamics of Matter, Luruper Chaussee to accurately guide surgery with prospect to map cells. 149, Hamburg 27761, Germany Departments of Chemistry and Physics, 80 St. George∙ Street, University of Toronto, Toronto, On- tario M5S 3H6, Canada

18:15–18:45: Coffee Break

Tuesday 18:45–20:00: Postdeadline Session

– 26 – Wednesday Sessions

WeM1: Special Fibers and Multimode Dynamics Time: Wednesday, 8:15–9:45 Location: Auditorium

Invited WeM1.1 8:15 We present our results on the core scaling of passive Large Pitch Spatiotemporal nonlinear dynamics in multimode optical Fibers (LPFs). Single mode operation at 1.03 μm wavelength in a fibers — Katarzyna Krupa1,Richard Dupiol2,3,Etienne 140 μm pitch fiber (220-240 μm mode field diameter) has been Deliancourt2,Romain Guenard2,Alessandro Tonello2, achieved. This is the largest mode size reported so far from an Marc Fabert2,Jean-Louis Auguste2,Agnes Desfarges- effectively single-mode fiber. 2 2 2 Berthelemot∙ ,Vincent Kermene ,Alain Barthélémy , Umberto Minoni1,Daniele Modotto1,Guy Millot3,Vin- Oral WeM1.4 9:15 cent Couderc2, and Stefan Wabnitz1,4 — 1Dipartimento di Dynamics of the radiation power transfer between the core modes of a few-mode fiber amplifier after pump initiation and Ingegneria dell’Informazione, Università degli Studi di Brescia, 1 via Branze 38, 25123, Brescia, Italy — 2Université de Limo- in steady-state regime — Valentin Tyrtyshnyy ,Dmitriy Alekseev1,2,Maxim Kuznetsov3, and Oleg Antipov3 — ges, XLIM, UMR CNRS 7252, 123 Avenue A. Thomas, 87060 1 2 3 NTO “IRE-Polus”, Fryazino, Russia — Moscow Institute of Limoges, France — Université Bourgogne Franche-Comté, ICB, 3 UMR CNRS 6303, 9 Avenue A. Savary, 21078 Dijon, France Physics and Technology, Dolgoprudny,∙ Russia — Institute of Ap- — 4Instituto Nazionale di Ottica del Consiglio Nazionale delle plied Physics of the Russian Academy of Sciences, Nizhny Nov- Ricerche (INO-CNR), via Branze 38, 25123, Brescia, Italy gorod, Russia We overview recent advances on spatiotemporal nonlinear dy- Transverse mode instability in the highly-doped active fiber with namics of pulses propagating in normally dispersed multimode 10-um core diameter was investigated in transient and steady- optical fibers. We discuss Kerr and Raman beam cleaning, ultra- state pumping regimes. Fundamental and high-order modes dy- broadband frequency conversion and supercontinuum genera- namics was studied for different pump wavelengths and propa- tion including second harmonic generation, as well as temporal gation directions. Simulations reveal mode coupling effect in the reshaping and polarization evolution. transient regime even below the instability threshold. Oral WeM1.2 8:45 Oral WeM1.5 9:30 MW peak power level fiber sources via Soliton Self-Mode Transverse mode instabilities in high-power fiber lasers: Conversion for 3-photon biological imaging — Lars Rishøj, Experimental findings and new mitigation strategies — Christoph Stihler1,Cesar Jauregui1,Andreas Boyin Tai, and Siddharth Ramachandran — Boston Univer- 1,2,3 1,2,3 1 sity, Boston, USA Tünnermann , and Jens Limpert — Institute of Ap- plied Physics, Abbe Center of Photonics, Friedrich-Schiller- We demonstrate ultrashort pulse conversion from 1045 to ∙ Universität Jena, Albert-Einstein-Str. 15, 07745 Jena, Germany 1600 nm using Soliton Self-Mode Conversion (SSMC), a newly ∙ — 2Helmholtz-Institute Jena, Fröbelstieg 3, 07743 Jena, Germany demonstrated mechanism relying on intermodal group-index — 3Fraunhofer Institute for Applied Optics and Precision Engi- matching. Using SSMC a 1.1 MW peak power source (80 nJ, 74 fs) neering, Albert-Einstein-Str. 7, 07745 Jena, Germany at ~1300 nm is realized and used for three-photon mouse brain imaging. The current experimental findings on transverse mode instabilities in high-power fiber lasers are presented. Based on them new Oral WeM1.3 9:00 mitigation strategies are proposed, whose key feature is the con- Experimental investigation of single mode operation in ultra- trol of the phase shift between the modal interference pattern and large mode area passive photonic crystal fibers — Albrecht the thermally-induced refractive index grating. Steinkopff1,Cesar Jauregui1,Fabian Stutzki3,Johannes Nold3,Christian Hupel3,Andreas Tünnermann1,2,3, and 1,2,3 1 Jens Limpert — Institute of Applied Physics, Abbe∙ Center of Photonics, Friedrich-Schiller-Universität Jena, Albert-Einstein- Str. 15, 07745 Jena, Germany — 2Helmholtz-Institute Jena, Frö- belstieg 3, 07743 Jena, Germany — 3Fraunhofer Institute for Ap- plied Optics and Precision Engineering, Albert-Einstein-Str. 7, 07745 Jena, Germany Wednesday

WeP: Poster Session 2 with exhibiton and coffee break Time: Wednesday, 9:45–11:00 Location: Foyer Poster WeP.1 9:45 its of such fibers in terms of thermal degradation, a20 μm core Stable Watt-level Continuum Generation in Liquid diameter fiber is used to deliver 1 Watt output power with high Core Optical Fiber filled with CS2 and C2Cl4 — Kay stability. Schaarschmidt1,4,Hongwen Xuan3,Ingmar Hartl3, and Markus A. Schmidt1,2 — 1Leibniz Institute of Photonic Tech- Poster WeP.2 9:45 nology, Jena, Germany — 2Otto Schott Institute of Material Re- Multidimensional control over Mid-IR filaments in air — ∙ 1 1 search, Jena, Germany — 3Deutsches Elektronen-Synchrotron Claudia Gollner ,Valentina Shumakova ,Andrius 1,10 2,3 2,4,5 DESY, Hamburg, Germany — 4Abbe School of Photonics, Jena, Baltuška ,Vladimir Fedorov ,Stelios Tzortzakis , 6,7 6,7 Germany Alexandr Voronin ,Alexander Mitrofanov , Alexey Zheltikov6,7,8,Daniil Kartashov9,Skirman- We report record average powers for continuum generation in ∙ 1 1 CS2 and C2Cl4 filled optical fibers of 400 mW.To explore the lim- tas Alisauskas ,Pavel Malevich ,Dmitri Sidorov- Biryukov6,7, and Audrius Pugzlys1,10 — 1Photonics Institute

– 27 – Wednesday Sessions

TU Wien, Vienna, Austria — 2.Science Program Texas A&M Feasibility of birefringence introduction into highly nonlinear University at Qatar, Doha, Qatar — 3P. N. Lebedev Physical all-normal dispersion photonic crystal fibers is investigated. Institute of the Russian Academy of Sciences, Moscow, Rus- Stress-induced birefringence in a “bow-tie” structure is con- sia — 4Institute of Electronic Structure and Laser, Heraklion, sidered by simultaneous mechanical and optical simulation. Greece — 5Department of Materials Science and Technology Elliptically-deformed fabricated structures allowed for group University of Crete, Heraklion, Greece — 6Physics Department birefringence of the order of 10^(-4). This result was confirmed M.V. Lomonosov Moscow State University, Moscow, Russia — both numerically and experimentally. 7Russian Quantum Center, Moscow, Russia — 8Department of Physics and Astronomy Texas A&M University, Texas, USA — Poster WeP.7 9:45 9Friedrich-Schiller University Jena, Jena, Germany — 10Center Single-cycle pulse sources through self-compression of the for Physical Sciences & Technology, Vilnius, Lithuania high-spatial modes of a hollow-core fiber. —Boris Lopez- We demonstrate controllability of the filament position, polariza- Zubieta,Enrique Conejero,Iñigo Sola, and Julio San Ro- tion state of the output pulse, energy throughput and pulse du- man — Grupo de Investigación en Aplicaciones del Laser y ration of mid-IR filaments with respect to the polarization and Fotónica, Departamento de Física Aplicada, University of Sala- chirp of the initial input pulse manca, E-37008 Salamanca, Spain ∙ We theoretically demonstrate the self-compression of pulses dur- Poster WeP.3 9:45 ing their propagation through a hollow-core fiber filled with gas Experimental measurement of phase refractive index of PCF (air, argon or neon). We have been able to identify the spatial mode and its dispersion — Julius Vengelis,Vygandas mode that optimizes the self-compression process and, moreover, Jarutis, and Valdas Sirutkaitis — Laser Research Center Vil- the role of the different spatial modes that contributes to the phe- nius University, Vilnius, Lithuania nomena. We present a new experimental technique for measurement of ∙ Poster refractive index of photonic crystal fiber fundamental mode. We WeP.8 9:45 demonstrate that phase refractive index can be estimated by ana- Self-focusing activation in hollow-core fiber sources — lyzing phase shift of interfering adjacent longitudinal laser modes Aurora Crego ,Julio San Roman, and Enrique Conejero of continuous wave laser corresponding to shift from construc- — Grupo de Investigación en Aplicaciones del Láser y Fotónica, tive to destructive interference. Departamento de Física Aplicada, University of Salamanca, E- ∙37008, Salamanca, Spain Poster WeP.4 9:45 We study the collapse of a laser pulse propagating through a Effect of zero nonlinearity point on the temporal trajectory hollow-core fiber. We have developed a formula to estimate col- of Raman soliton — Surajit Bose1,Uwe Morgner1,2, and lapse distances according to the input pulse parameters, observ- Ayhan Demircan1,2 — 1Institute of Quantum Optics, Leibniz ing collapses for peak powers below the critical threshold when University Hannover, Welfengarten 1, 30167 Hannover, Germany taking into account the temporal dynamics. 2 — Hannover Centre for∙ Optical Technologies, 30167 Hannover, Germany Poster WeP.9 9:45 Coherence properties of frequency-shifted solitons generated We demonstrate numerically the temporal bending of Raman 1 soliton at different distances by shifting zero nonlinearity point, in highly nonlinear fibers — Grzegorz Sobon ,Tadeusz Martynkien2,Karol Tarnowski2,Pawel Mergo3,Aleksan- when an input pulse is launched close to zero dispersion wave- 4 1 1 length in non-solitonic domain of silver nanoparticle doped pho- dra Foltynowicz , and Jaroslaw Sotor — Laser & Fiber tonic crystal fibre. Electronics Group, Wrocław University∙ of Science and Tech- nology, Wroclaw, Poland — 2Faculty of Fundamental Problems Poster WeP.5 9:45 of Technology, Wrocław University of Science and Technology, 3 Far-detuned parametric conversion in suspended core soft Wroclaw, Poland — Maria Curie-Skłodowska University, Lublin, 4 glass fiber by picosecond pumping — Anupamaa Rampur1,2, Poland — Department of Physics, Umeå University, Umeå, Swe- 1 1,2 1,2

Wednesday Piotr Cia¸ćka ,Jarosław Cimek ,Rafał Kasztelanic , den Ryszard Buczyński1,2, and Mariusz Klimczak1,2 — 1Institute We present an experimental study on the coherence properties of ultrashort pulses generated via soliton self-frequency shift in of Electronic Materials Technology, Glass∙ Department, Wól- czyńska 133, 01-919 Warsaw, Poland — 2University of Warsaw, silica-based microstructured fibers pumped at 1.05 and 1.56 μm. Faculty of Physics, Pasteura 5, 02-093 Warsaw, Poland We show that the solitons are highly coherent over a very broad We discuss the feasibility of parametric conversion through de- tuning range (up to 2.1 μm while pumped at 1.56 μm). generate four-wave mixing in a suspended core soft glass fibers. Poster WeP.10 9:45 Numerical and experimental results confirm the potential of test Low-noise normal dispersion supercontinuum based on 3 self fibers for conversion of 1100 nm signal to 2700–3500 nm idler compressing red shifting solitons — Rasmus Dybbro En- wavelengths under pumping with an erbium subpicosecond or gelsholm and Ole bang — DTU Fotonik, Department of Pho- cw laser system. tonics Engineering, Technical University of Denmark, 2800 Kgs. Poster WeP.6 9:45 Lyngby, Denmark ∙ Development of highly nonlinear polarization maintaining We present a numerical investigation of a novel low noise super- fibers with normal dispersion across entire transmission win- continuum source for optical coherence tomography. It is based dow — Dominik Dobrakowski1,2,Anupamaa Rampur1,2, on three solitons red shifting and then undergoing broadening in Grzegorz Ste¸pniewski1,2,Alicja Anuszkiewicz1,2,Jolanta a flat normal dispersion fiber. Lisowska1,2,Dariusz Pysz1,Rafał Kasztelanic1,2, and Mar- 1,2 1 iusz Klimczak∙ — Institute of Electronic Materials Technol- ogy, Glass Department, Wólczyńska 133, 01-919 Warsaw, Poland — 2University of Warsaw, Faculty of Physics, Pasteura 5, 02-093 Warsaw, Poland

– 28 – Wednesday Sessions

Poster WeP.11 9:45 Poster WeP.16 9:45 Signal to noise ratio (SNR) enhancement by an intermedi- Passive Q-switch by Cr4+:YAG saturable absorber laser op- ate Tm-doped fiber in a cascaded supercontinuum source (SC) eration of circular, buried depressed-cladding waveguides for IR spectroscopy — Kyei Kwarkye,Christian Rosenberg inscribed by fs-laser beam in Nd:YAG and Nd:YVO4 — Petersen, and Ole Bang — DTU Photonics Kongens Lyngby, Gabriela Croitoru and Nicolaie Pavel — National Insti- Denmark tute for Laser, Plasma and Radiation Physics, Laboratory of Solid- The signal-to-noise ratio∙ of a long-pulse pumped cascaded su- State Quantum Electronics Magurele 077125, Ilfov, Romania percontinuum source is studied experimentally in an interme- ∙Q-switch operation with Cr4+:YAG is reported from depressed diate Tm-doped fiber by the spectrometer based approach. The cladding waveguides (100-μm diameter) inscribed by fs-laser enhancement of the SNR by a few orders by the Tm doped fiber beam in Nd-based materials. A 4.5-mm long waveguide realized thus, adds to the advantages of the Tm doped fiber in the cascade. in 1.1-at.% Nd:YAG yielded pulses with 1.9-μJ energy at 295 kHz. Energy increased at 9.3-μJ at 83 kHz from a 3.5-mm long, 1.0- Poster WeP.12 9:45 at.% Nd:YVO4 waveguide. Compact broadband NIR fiber lasers applied for sensitive multicomponent measurements of intracavity absorption — Poster WeP.17 9:45 1 2 1 Peter Fjodorow ,Valeri M. Baev , and Christof Schulz Influence of temperature and energy transfer on optical gain 1 — University of Duisburg-Essen, Institute for Combustion in a highly ytterbium-doped potassium double tungstate thin and Gas Dynamics - Reactive Fluids, Duisburg, Germany — film —Yean-Sheng Yong1,Shanmugam Aravazhi1,Ser- 2 1 1 ∙University of Hamburg, Institute of Laser Physics, Hamburg, gio A. Vazquez-Cordova ,Jennifer L. Herek ,Sonia M. Germany Garcia-Blanco1, and Markus Pollnau2 — 1University of We present several applications of broadband intracavity absorp- Twente, Enschede, The Netherlands — 2University of Surrey, tion spectroscopy based on homemade compact erbium- and Guildford, UK thulium/holmium-doped fiber lasers. The developed lasers are A 32-μm-thick, epitaxially∙ grown potassium double tungstate tunable in the spectral ranges of λ = 1.52 - 1.61 μm (Er) and λ layer with 57% ytterbium concentration delivers 800 dB/cm = 1.8 - 2.1 μm (Tm/Ho) and show high sensitivities for intracav- net gain at 981 nm. An unidentified energy-transfer mecha- ity absorption. nism manifests itself in luminescence decay curves. Additionally, quenched ions and thermal effects are detected. A gain model tak- Poster WeP.13 9:45 ing these issues into account confirms the measured gain. A Metal-Clad Silica Fiber Sensor for Measurement of Fiber Laser Radiation Power — Ivan Khramov1,Renata Poster WeP.18 9:45 Ismagilova1,Nikolay Ishmametiev1,Renat Shaidullin1,2, Fabrication of Nd:KGd(WO4)2/SiO2 waveguides and laser op- 1,2 1 and Oleg Ryabushkin — Moscow Institute of Physics and eration —Marc Medina1,Airán Ródenas2, Ginés Lifante3, 2 3 4 1 Technology, Dolgoprudnyy, Russia∙ — Kotelnikov Institute of Eugenio Cantelar ,Christian E. Rüter ,Jaume Masons , Radio-Engineering and Electronics of RAS, Fryazino, Russia Detlef Kip4,María Cinta Pujol1,Magdalena Aguiló1, and 1 1 A novel technique of fiber laser power measurement using a Francisco Díaz — Física i Cristal lografia∙ de Materials i fiber sensor is presented. Optical power transmitting through a Nanomaterials (FiCMA-FiCNA-EMaS), Universitat Rovira i Vir- 2 copper-coated silica fiber is determined by measuring the ther- gili (URV), Tarragona, Spain — Istituto di Fotonica e Nanotec- mally induced electric resistance change of metal coating due to nologie (IFN)- Consiglio Nazionale delle Ricerche (CNR), Mi- 3 ∙ absorption of scattered in the fiber core radiation. lano, Italy — Departamento de Física de Materiales, Facultad de Ciencias. Universidad Autónoma de Madrid, Madrid (Spain) — Poster WeP.14 9:45 4Faculty of Electrical Engineering, Helmut Schmidt University, Reshaping of plasmonic nanoantennas in strong femtosecond Hamburg, Germany fields — Liping Shi — Leibniz University Hannover, Germany A set of ridge waveguides on a Nd:KGd(WO4)2/SiO2 platform We demonstrate the subwavelength thermal-free ablation of was fabricated by dicing saw. The ridge waveguides were trape- nanoscale materials directly by low-fluence fs oscillator. The plas- zoidal, with average dimensions of 11 (width) x 10 (height) m. monic nanoantennae∙ are used to locally enhance the near-field, Under Ti:Sapphire laser excitation, laser emission at 1067.2 nm which assists the electron-driven electrostatic ablation of small shows a threshold of 11 mW, and a slope efficiency of 15%. materials at ultralow laser fluence. We also here demonstrate a method to deposit smooth low-density thin nanofilm. Poster WeP.19 9:45 High power, ultrafast pulse amplification in Yb:YAG single Wednesday Poster WeP.15 9:45 crystal fibre and Yb:YAG planar waveguide double-pass ampli- 1,2 Terahertz ferroelectric metasurfaces — Jingyi Tian , fier — Kimberly ETkalcec,Rolf BBirch,Howard JBaker, 1 1 2 Fredrik Laurell ,Valdas Pasiskevicius ,Min Qiu , and and M J Daniel Esser — School of Engineering and Physical 1 1 Hoon Jang — Department of Applied Physics, KTH, Stock- Science, Heriot Watt University, Edinburgh holm, Sweden — 2College of Optical Science and Engineering, ∙ A power∙ scalable Yb:YAG MOPA system is shown, incorporating Zhejiang University, China a 1030 nm, 344 fs, 10 MHz seed laser, a dual-end-pumped single We experimentally demonstrate ferroelectric metasurfaces based crystal fibre pre-amplifier and a planar waveguide amplifier, with on multipolar resonances for efficient manipulation of terahertz double-pass amplification to 25 W with 550 fs pulses, and scope (THz) radiation. The fabricated ferroelectric metasurface is com- to scale to 5- and 7-pass amplification. posed of KTP micro-blocks, of which transmission spectrum is measured using THz time-domain spectroscopy. This result will lead to monolithic integration of THz generation and manipulation in ferroelectric crystals.

– 29 – Wednesday Sessions

Poster WeP.20 9:45 Poster WeP.24 9:45 Compact, stable, high-average-power, integrated-mirror- High-order vortex beam generation using a singly-resonant fiber-feedback picosecond optical parametric oscillator for ultrafast optical parametric oscillator — Varun Sharma1, the near- and mid-infrared — Biplob Nandy1,Chaitanya S. Chaitanya Kumar2, G. K. Samanta1, and M. Ebrahim- Kumar Suddapalli1,2,Josep Canals Casals1,Callum F. Zadeh2,3 — 1Physical Research Laboratory, Ahmedabad, India O’Donnell1,2, and Majid Ebrahim-Zadeh1,2,3 — 1ICFO- — 2ICFO-Institut de Ciencies Fotoniques, The Barcelona Insti- ∙ 3 Institut de Ciencies Fotoniques, Th∙ e Barcelona Institute of Sci- tute of Science and Technology, Barcelona, Spain — Institucio ence and Technology, 08860 Castelldefels (Barcelona), Spain — Catalana de Recerca i Estudis Avancats (ICREA), Barcelona, 2Radiantis, Polígon Camí Ral, 08850 Gavà, Barcelona, Spain — Spain 3 Institucio Catalana de Recerca i Estudis Avancats (ICREA), Pas- We demonstrate the direct transfer of pump vortex mode to the seig Lluis Companys 23, 08010 Barcelona, Spain idler beam in a singly- resonant optical parametric oscillator, gen- We report a compact, stable, high-average-power integrated- erating ultrafast vortex beam of order as high as l=3, tunable mirror fiber-feedback near- and mid-IR picosecond optical para- across 1109-1209 nm. metric oscillator based on MgO:PPLN, tunable across 1506-1565 nm (signal) and 3326-3625 nm (idler), generating >2 W of total Poster WeP.25 9:45 power with high beam quality (M2<1.4) and excellent a passive Non-collinear Optical Parametric Oscillator for Video-Rate power stability of 0.3% rms over 1 hour. Stimulated Raman Spectroscopy of Microplastics — Luise Beichert1,Yuliya Binhammer1,José Ricardo Andrade1, Poster WeP.21 9:45 Ann-Kathrin Kniggendorf2, and Uwe Morgner1,2 — 1 Doubly-resonant 2 μm degenerate optical parametric- en- Institut für Quantenoptik, Hannover, Deutschland∙ — hancement cavity — Christian Markus Dietrich,Ihar 2Hannoversches Zentrum für optische Technologien, Hannover, Babushkin,José Ricardo Cardoso de Andrade , and Uwe Deutschland Morgner — Institute for Quantum Optics, Leibniz Universtiät We demonstrate a very fast tunable Non-collinear Optical Para- Hannover, Welfengarten∙ 1, D-30167 Hannover, Germany metric Oscillator broadly tunable from 650-950 nm with more Our work consists of the realization of an ultrashort doubly reso- than 500 mW output power. It acts as light source for Stimulated nant 2 μm optical parametric oscillator (OPO) for spectroscopi- Raman Spectroscopy of microplastic particles in a water flow and cal studies of gases and solids via low harmonics. We will present delivers up to 80 Raman spectra per second. the concept and first results concerning this OPO as an enhance- Poster WeP.26 9:45 ment cavity and its challenges. Scalability of an ultrabroadband non-collinear optical Poster WeP.22 9:45 parametric oscillator (NOPO) in the visible —Yuliya 1 1 1 Noise transfer properties of CEP-stable white-light seeded Binhammer , Thomas Binhammer ,Luise Beichert ,Jose 1 1 1,2 1 OPAs — Michele Natile1,2,Loic Lavenu3,4,Florent Andrade ,Ayhan Tajalli , and Uwe Morgner — Institut Guichard3,Marc Hanna4,Yoann Zaouter 3,Ronic für Quantenoptik, Leibniz Universität Hannover, Hannover, Ger- 5 1 2 2 Chiche ,Xiaowei Chen ,Jean-François Hergott , many — Laser∙ Zentrum Hannover e.V 2 2 4 Willem B∙outu ,Hamed Merdji , and Patrick Georges We present the scaling properties of an ultrabroad femtosecond — 1Amplitude Technologies, Evry, France — 2LIDyL, CEA, non-collinear optical parametric oscillator (NOPO) in the visi- CNRS, Gif-sur-Yvette, FRANCE — 3Amplitude Systèmes, Pessac, ble, which is able to cover a range from 450 to 650 nm with ultra- France — 4Laboratoire Charles Fabry, CNRS, Palaiseau, France fast tuning speed > 100 nm/ms. This source enables novel spec- — 5Laboratoire de l’Accélérateur Linéaire, CNRS, Orsay, France troscopy and imaging techniques with video rates. A passively carrier envelope phase stable white-light seeded OPA Poster WeP.27 9:45 delivering 400 nJ 200 fs pulses at 100 kHz and 1030 nm central Broadband mid-IR femtosecond optical parametric oscilla- wavelength is studied in terms of amplitude and phase noise. In tor exploiting zero-group-velocity-mismatch in MgO:PPLN — particular, we show intensity-to-phase noise transfer during the 1,2 1,2

Wednesday Callum F. O’Donnell ,Chaitanya Kumar Suddapalli , white light generation process. and Majid Ebrahim-Zadeh1,2,3 — 1Radiantis, Barcelona, Spain 2 Poster WeP.23 9:45 — ICFO - The Institute of Photonic Sciences, Barcelona, Spain 3 Generation of vector vortex beam from a doubly-resonant —∙ Institucio Catalana de Recerca i Estudis Avancats (ICREA), pulsed nanosecond optical parametric oscillator — Varun Barcelona, Spain Sharma1, S. Chaitanya Kumar2, A. Aadhi1, H. Ye2, G. K. We report a highly efficient synchronously pumped mid-infrared Samanta1, and M. Ebrahim-Zadeh2,3 — 1Physical Research optical parametric oscillator based on MgO:PPLN, producing up 2 to 65 mW across 3.2–4.2 μm with FWHM bandwidths of ~200 Laboratory, Ahmedabad, India — ICFO-Institut de Ciencies∙ Fotoniques, The Barcelona Institute of Science and Technology, nm. By exploiting zero group velocity mismatch in the crystal, Barcelona, Spain — 3Institucio Catalana de Recerca i Estudis the oscillation threshold is only 5 mW. Broadband spectroscopy Avancats (ICREA), Barcelona, Spain is also performed. Wedemonstrate a novel experimental scheme to generate tunable Poster WeP.28 9:45 vector vortex beam directly from an optical parametric oscillator Ultrafast gating for the generation of optically synchro- (OPO). Using a nanosecong doubly resonant OPO, we produces nized OPCPA pump pulses — Xavier Délen1,Cyprien vector vortex beam tunable across 964-990 nm. Louis de Canonville2,Frédéric Druon1,Patrick Georges1, and Dimitrios Papadopoulos2 — 1Laboratoire Charles Fabry, 2 Palaiseau, France — Laboratoire∙ d’Utilisation des Lasers In- tenses, Palaiseau, France We propose a new technique to generate synchronized pump OPCPA pulses from an independent pump source and present a proof of principle experiment. Kerr induced birefringence from

– 30 – Wednesday Sessions the signal pulse is used to build an ultrafast switch which pro- We report on the performance of a broadband OPCPA system duces the synchronized pump pulse. based on YCOB as the nonlinear crystal. We discuss its design, energy scalability, wavelength tunability and compression of the Poster WeP.29 9:45 output pulses, including extension to mid-IR operation. Prelimi- Ultrashort pulses from an OPCPA in the visible — Sven nary results show approximately mJ pulses with a 100 nm band- 1 1 1 Kleinert ,Ayhan Tajalli ,Bernhard Kreipe ,David width. Zuber1,José R. C. Andrade1, and Uwe Morgner1,2,3 — 1 Poster Institut für Quantenoptik, Leibniz Universität Hannover,∙ WeP.34 9:45 Welfengarten 1, D-30167 Hannover, Germany — 2Laser Zen- High-efficient almost degenerate two-stage optical parametric trum Hannover e.V ., Hollerithalle 8, D-30419 Hannover, Ger- down-conversion of Yb fiber laser radiation into the mid in- many — 3Hannoversches Zentrum für Optische Technologien, frared region —Igor Larionov1,2,Alexander Gulyashko2, Leibniz Universität Hannover, Neinburger Straße 17, D-30167 and Valentin Tyrtyshnyy2 — 1Moscow Institute of Physics Hannover, Germany and Technology, Dolgoprudny, Russia — 2NTO “IRE-Polus”, Wepresent an optical parametric amplification system for the vis- Fryazino, Russia ible range pumped by a chirped pulse amplification system at 1 Application∙ of two periodically poled lithium niobate crystals MHz repetition rate. It generates sub-10-fs pulses with more than in the single-pass optical scheme for the degenerate parametric 250nJ of pulse energy in Poynting vector walk-off compensation down-conversion of ytterbium fiber laser emission and erbium geometry and 600nJ 11fs pulses in tangential phase matching ge- one used as the pump and seed respectively resulted in generation ometry. of 20 watts mid infrared radiation with more than 50 % efficiency Poster WeP.30 9:45 Poster WeP.35 9:45 Picosecond pulse driven supercontinuum as a seed for a wave- Attosecond pulses generation driven by one cycle pulses ob- length tunable mid-IR parametric source — Lukáš Roškot1,2, tained by two chirped pulses interference —Enrique Neyra1, Ondřej Novák1,Bianka Csanaková1,Michal Vyvlečka1, Fabian Videla1,Jose Antonio Pérez Hernández2,Marcelo Martin Smrž1,Michal Jelínek2,Akira Endo1, and Tomáš Ciappina3,Luis Roso2, and Gustavo Torchia1 — 1Centro de 1 1 2 Mocek — HiLASE Centre, Institute of Physics∙ AS CR, Za Rad- Investigaciones Ópticas, CONICET-CICBA-UNLP — Centro nicí 828, 252 41 Dolní Břežany, Czech Republic — 2Faculty of Nu- de Láseres Pulsados (CLPU) — 3Institute of Physics of the ASCR, clear Sciences and Physical Engineering, Czech Technical Uni- ELI-Beamlines project ∙ versity, Břehová 7, 115 19 Praha 1, Czech Republic We present a new technique for the synthesis of one cycle pulses Loose focusing of 1 ps, 1030 nm pulses into a 13 cm long YAG to produce High Oder Harmonic Generation (HHG). The resul- crystal is used for supercontinuum generation, which seeds a tant pulses are obtained by means of two chirped pulses interfer- mid-IR optical parametric source. Picosecond supercontinuum ence. Using these pulses an enhancement on the HHG cutoff and properties are studied.∼ The ten-watt level wavelength tunable a noticeable increase of the yield is observed. source will cover the range 1.45-2.1 μm (signal) and 2.1-3.5 μm (idler). Poster WeP.36 9:45 Influence of the coating layer in the Laser-induced dam- Poster WeP.31 9:45 age threshold of thin disk lasers at hundred-picoseconds High-repetition-rate, high-beam-quality, narrow-bandwidth pulses — Maria Jose Milla1,Roman Diaz1,Loïc Deyra1, picosecond source at 2.1 μm — Josep Canals Casals1, Damien Sangla2,Magali Durand2,Pierre Sevillano2,An- Suddapalli Chaitanya Kumar 1,2, and Majid Ebrahim- toine Courjaud2, and Johan Boullet1 — 1ALPhANOV, Rue Zadeh1,2,3 — 1ICFO-Institut de Ciencies Fotoniques — François Mitterand, 33400 Talence — 2Amplitude Systèmes, Cité 2 3 ∙ Radiantis — ICREA-Institucio Catalana∙ de Recerca i Estudis De La Photonic, Avenue de Canteranne, 33600 Pessac Avancats Laser-induced damage threshold (LIDT) is the major limitation We report a high-power, high-repetition-rate, near-degenerate in high intensity lasers. We analyze the influence of the coating picosecond optical parametric oscillator at 2.1 μm with high in the LIDT of Yb:YAG crystals using standard tests in stretched spectral and power stability, high beam quality and narrow band- regime. We report the importance of the coating and LIDT char- width below Δλ 2.2 nm. The results confirm this source to be acterization in the hundred-picoseconds regime for high energy a good candidate for many applications including pumping mid- lasers. infrared optical parametric oscillators.

Poster WeP.37 9:45 Wednesday ∼ Poster WeP.32 9:45 Towards an XUV frequency comb for precision measurements Silicon Brewster plate wavelength separator for a mid – IR of trapped highly charged ions — Jan-Hendrik Oelmann, optical parametric source — Bianka Csanaková,Ondřej Janko Nauta,Alexander Ackermann,Julian Stark,Stef- Novák,Martin Smrž,Michal Vyvlečka,Jaroslav Huynh, fen Kühn,José Ramon Crespo López-Urrutia, and Thomas Akira Endo, and Tomáš Mocek — HiLASE Centre, Institute of Pfeifer — Max-Planck-Institut für Kernhysik∙ Physics AS CR, Dolní Břežany, Czech∙ Republic We present recent progress in the development of an XUV fre- We propose a two-plate silicon Brewster polarizer intended for quency comb. Pulses from a stabilized Yb-based fiber laser are the signal and idler beam separation of a 1.4 – 3.5 μm mid-IR op- amplified in a CPA system to 100 W,sub-200 fs, 100 MHz. High- tical parametric source. Its contrast and its tolerance to angular harmonics will be generated inside a femtosecond enhancement misalignment is studied, taking into account the different powers cavity for precision XUV spectroscopy of cold higly charged ions. of the signal and idler beam. Poster WeP.38 9:45 Poster WeP.33 9:45 Femtosecond filamentation of mid-infrared pulses in bulk sil- Broadband OPCPA system based on YCOB — Joana Alves, icon — Agne˙ Marcinkevičiut¯ e˙,Vytautas Jukna,Rosval- Hugo Pires,Celso P.João, and Gonçalo Figueira — Instituto das Šuminas,Sigita Balandyte˙,Gintaras Tamošauskas, and de Plasmas e Fusão Nuclear, Instituto Superior Técnico, Lisbon, Audrius Dubietis — Laser Research Center, Vilnius University, Portugal ∙ Sauletekio˙ ∙ ave. 10, LT-10223, Vilnius, Lithuania – 31 – Wednesday Sessions

We demonstrate filamentation and spectral broadening of mid- We demonstrate various nonlinear interactions such as sum- and infrared, femtosecond laser pulses in crystalline silicon. A more difference-frequency generation, as well as efficient broadband than octave-spanning supercontinuum spectrum is measured harmonic generation of up to the seventh order accompanied by with 4.7 μm input pulses. Numerical simulation shows a three- considerable spectral broadening around the fundamental wave- fold self-compression of the input pulses down to two optical- length in polycrystalline zinc-sulfide and zinc-selenide samples cycles at the axial part of the beam during filamentation. of various thickness using femtosecond infrared pulses. Poster WeP.39 9:45 Filamentation induced ultrabroadband nonlinear interactions in polycrystalline zinc-blende semiconductors — Rosvaldas Šuminas,Julius Lukošiunas¯ ,Agne˙ Marcinke- vičiut¯ e˙,Gintaras Tamošauskas, and Audrius Dubietis — Laser Research Center, Vilnius University, Sauletekio˙ Avenue 10, LT-10223∙ Vilnius, Lithuania

WeM2: OPOs OPCPAs Chaired by Uwe Morgner, University of Hannover, Laser Zentrum Hannover, Hannover, Germany Time: Wednesday, 11:00–12:30 Location: Auditorium

Oral WeM2.1 11:00 was obtained. Soliton fibre-feedback femtosecond optical parametric oscillator — Callum F. O’Donnell1,2,Chaitanya Kumar Oral WeM2.4 11:45 Suddapalli1,2,Therese Paoletta2, and Majid Ebrahim- White-light-seeded, CEP-stable, high power 4-micron KTA 1,2,3 1 2 parametric amplifier driven by a 1.4-ps Yb:YAG thin disk laser Zadeh — Radiantis, Barcelona, Spain — ICFO - The Insti- 1,2 1,2 1,2 tute of Photonic Sciences, Barcelona, Spain — 3Institucio Cata- — Tsuneto Kanai ,Yeon Lee , and Dong Eon Kim ∙ 1 lana de Recerca i Estudis Avancats (ICREA), Barcelona, Spain — Department of Physics, Center for Attosecond Science and Technology, Pohang University of Science and Technology, Po- We report a synchronously pumped near-infrared optical para- hang 37673, South Korea — 2Max Planck Center for Attosecond metric oscillator, exhibiting optical soliton formation. Most of ∙ Science, Max Planck POSTECH/Korea Res. Init., Pohang 37673, the cavity is contained within a standard single mode fibre, South Korea and near transform limited 106 fs pulses are produced across We demonstrate a white-light-seeded KTA optical parametric 1380–1460 nm. Detailed simulations are performed, showing ex- amplifier (OPA) at 2.3-4.5 micron driven by a 1.4 ps Yb:YAG cellent agreement with experimental data. thin disk laser, which gives the ultimate solution with a simpli- Oral WeM2.2 11:15 fied setup, high conversion efficiency, passively stabilized carrier Widely tunable, green-pumped, visible and near-infrared envelope phase (CEP) of idler, actively stabilized CEP of signal continuous-wave optical parametric oscillator based and pump. on fan-out-grating PPKTP 1,2 —Kavita Devi , Anuja Oral WeM2.5 12:00 Padhye1,Sukeert Sukeert1, and Majid Ebrahim-Zadeh1,3 1 High-average-power, dual-beam, ultrafast OPCPA at 1.55/3.1 — ICFO—Institut de Ciències Fotòniques, Castelldefels 1 2 2 μm — Mark Mero ,Zsuzsanna Heiner ,Valentin (Barcelona), Spain — Indian Institute of Technology Bhilai, 1 1 1 3 ∙ Petrov , and Marc Vrakking — Max Born Institute for Raipur, Chhattisgarh, India — Institució Catalana de Recerca i Nonlinear Optics and Short Pulse Spectroscopy, Berlin, Ger-

Wednesday Estudis Avançats (ICREA), Barcelona, Spain 2 many — ∙School of Analytical Sciences Adlershof, Humboldt We report the first realization of cw OPO based on fan- Universität zu Berlin, Berlin, Germany out-grating PPKTP, providing widely-tunable output across We present a 100-kHz OPCPA developed for strong-field physics 741-922nm(signal) and 1258-1884nm(idler) at room temper- and soft-X-ray transient absorption experiments. The system is ature with total output power of 1.6W, exhibiting passive based on noncollinear KTA booster amplifiers and provides two power-stability of 3.2%rms(2.7mins) and frequency-stability of optically synchronized, simultaneously available output beams: 194MHz(35secs) with an instantaneous linewidth of 7.5MHz in a 43-W, 51-fs, CEP-stable beam at 1.55 μm and an angular- good-beam-quality. dispersion-compensated, 12.5-W, 73-fs beam at 3.1 μm. Oral WeM2.3 11:30 Oral WeM2.6 12:15 Narrowband, tunable, 2 μm optical parametric master- Sub 10-fs drift stability feedback for broadband burst-mode oscillator power amplifier with large-aperture periodically 1 2 OPCPA System at FLASH. — Nora Schirmel,Skirmantas poled Rb:KTP —Riaan Coetzee ,Xionghua Zheng ,Luigi 3 1 1 Alisauskas,Thomas Hülsenbusch,Jiaan Zheng,Tino Lang, Fregnani ,Fredrik Laurell , and Valdas Pasiskevicius — 1 and Ingmar Hartl — Deutsches Elektronen Synchrotron, Royal Institute of Technology (KTH), Stockholm, Sweden — 2 3 Hamburg, Germany Sun Yat-sen University, Guangzhou, China — Universita’ di ∙ Pavia, Pavia, Italy We are currently developing a versatile optical OPCPA laser sys- ∙ tem at the XUV free electron laser facility FLASH. This system A narrow-linewidth optical parametric oscillator and amplifier provides 500μJ, 15fs NIR pulses for XUV-NIR pump-probe ex- system based on large aperture periodically poled Rb:KTP is pre- periments. We present a feedback system for timing and wave- sented. The OPO is locked with a transversely chirped volume length stabilization of this laser, which is of critical importance Bragg grating, allowing a wavelength tuning of ~1.5 THz. A max- for experiments. imum output energy of 52 mJ and conversion efficiency of 36 %

– 32 – Wednesday Sessions

12:30–14:00: Lunch Break

WeA1: Innovative Fiber Laser Sources Chaired by Katarzyna Krupa, University of Brescia, Italy Time: Wednesday, 14:00–15:00 Location: Auditorium Oral WeA1.1 14:00 Oral WeA1.3 14:30 A portable, all-fiber difference frequency generation system Wavelength-Tuneable Linearly-Polarised Ytterbium-Doped operating in 6-9 μm spectral range — Jarosław Sotor1, Fibre Ring Laser — Florian Leroi,Peter C. Shardlow, Aleksander Głuszek1,Arkadiusz Hudzikowski1,Tadeusz and William A. Clarkson — Optoelectronics Research Cen- Martynkien2,Peter Schunemann3,Paweł Mergo4, and tre, University of Southampton, Southampton, SO17 1BJ, United 1 1 Grzegorz Soboń — Laser & Fiber Electronics∙ Group, Faculty Kingdom ∙ of Electronics, Wrocław University of Science and Technology, A wavelength-tuneable ytterbium-doped fibre laser employing a 2 Wroclaw, Poland — Faculty of Fundamental Problems of Tech- ring cavity configuration in conjunction with a Faraday mirror to nology, Wrocław University of Science and Technology, Wroclaw, yield a linearly-polarised output with high polarisation purity is 3 4 Poland — BAE Systems, Inc., Nashua, USA — Laboratory of described. The laser yielded a maximum output power of 32.7W Optical Fiber Technology, Maria Curie-Skłodowska University, and was tuneable from 1047nm to 1086nm with less than 5.1% Lublin, Poland variation in power. We present a portable, ultrafast DFG source based on an OP- GaP crystal and the entirely fiberized, built only from polariza- Oral WeA1.4 14:45 2 tion maintaining (PM) fibers and components, pumping system. Monolithic tunable fiber laser for real-time S -measurements 1,2 1 The generated idler can be tuned in the 6000 to 9000 nm spectral — Sven Hochheim ,Rachid Houssaini ,Michael 1,2 1,2 1,2 range with the maximum average power of 7.5 mW. Steinke ,Jörg Neumann , and Dietmar Kracht — 1Laser Zentrum Hannover e.V., Laser Development Depart- Oral WeA1.2 14:15 2 ment,∙ Hollerithallee 8, 30419 Hannover, Germany — Centre Unidirectional lasing in a ring cavity without directive ele- for Quantum Engineering and Space-Time Research (QUEST), ments — M. Assad Arshad,Alexander Hartung,Hartmut Welfengarten 1, 30167 Hannover, Germany Bartelt, and Matthias Jäger — Leibniz Institute of Photonic For investigations of the mode content in fiber amplifiers for grav- Technology, Jena, Germany itational wave detectors, a spatial and spectral (S2) technique shall We present an Yb-doped fiber ring laser with broadband CW be used. We present a monolithic tunable fiber laser for real-time 2 emission up to∙ 1700nm based on stimulated Raman scattering. S -measurements. Based on a Fabry-Perot tunable filter, the laser Remarkable is the unidirectional emission at higher powers with- achieves a wavelength-tuning-range of 100 nm with a linewidth out any isolator and an optical bistable behavior. Tothe best of our of 1.9 GHz. knowledge, this is reported for the first time.

17:30–21:30: Excursion to the Cavas Codorniu with wine tasting

19:30–22:30: Conference Dinner to the Cavas Codorniu Wednesday

– 33 – Thursday Sessions

ThM1: Special Symposium 1 Chaired by Johan Nilsson, University of Southampton, Southampton, United Kingdom Time: Thursday, 8:15–9:30 Location: Auditorium

Oral ThM1.1 8:15 Depressed-index buried channel waveguides are produced in Passively Q-switched direct-laser-written thulium waveg- monoclinic Er:KLu(WO4)2 and Ho:KGd(WO4)2 by femtosec- uide laser based on evanescent-field interaction with SWC- ond direct-laser-writing. The first erbium double tungstate NTs — Esrom Kifle1,Pavel Loiko2,Javier Rodríguez waveguide laser operated at 1535.2 nm with a slope efficiency Vázquez de Aldana3,Airán Ródenas1,4,Sun Yung Choi5, η of 20.9%. The in-band-pumped holmium waveguide laser was Ji Eun Bae5,Fabian Rotermund5,Viktor Zakharov2, scaled to 212 mW at 2055 nm with η = 67.2%. 2 1 Andrey ∙ Veniaminov ,Magdalena Aguiló ,Francesc Díaz1,Uwe Griebner6,Valentin Petrov6, and Xavier Oral ThM1.3 8:45 Mateos1 — 1Universitat Rovira i Virgili,Tarragona, Spain — High resolution coherent diffractive imaging using a fi- 2 3 bre laser driven high-order harmonic source —Wilhelm ITMO University,St. Petersburg, Russia — University of Sala- 1,2 1,2 1,2 4 Eschen ,Getnet Tadess , Robert Klas ,Maxim manca,Salamanca, Spain — Istituto di Fotonica e Nanotecnolo- 1,2 2 1,3 5 6 Tschernajew ,Vinzenz Hilbert ,Frederik Tuitje , gie, Milano, Italy — KAIST, Daejeon, South Korea — Max Born 2 2 2 Institute, Berlin, Germany Detlef Schelle ,Anne Nathanael ,Matthias Zilk , Michael Steinert2,Frank Schrempel2,Thomas Pertsch2, Depressed-index surface channel waveguides were fabricated ∙ Christian Spielmann1,3,Andreas Tünnermann1,2,4,Jens in a bulk Tm:KLu(WO4)2 crystal by femtosecond direct-laser- Limpert1,2,4, and Jan Rothhardt1,2 — 1Helmholtz-Institut writing. In CW mode, an output power of 171 mW at 1847.4 Jena, Fröbelstieg 3, 07743 Jena, Germany — 2Institute of Applied nm was achieved. The laser was passively Q-switched by evanes- Physics, Friedrich-Schiller-University Jena, Albert-Einstein- cent field interaction using surface-deposited single-walled car- Straße 15, 07745 Jena, Germany — 3Institute of Optics and bon nanotubes (105.6 nJ / 98 ns at 1.42 MHz). Quantum Electronics, Friedrich-Schiller-University Jena, Max- 4 Oral ThM1.2 8:30 Wien-Platz 1, 07743 Jena, Germany — Fraunhofer Institute for Novel direct-laser-written Erbium and Holmium dou- Applied Optics and Precision Engineering, Albert-Einstein-Str. ble tungstate channel waveguide lasers —Esrom Kifle1, 7, 07745 Jena, Germany Pavel Loiko2,Javier Rodríguez Vázquez de Aldana3, We present our latest results on coherent diffractive imaging with Airán Ródenas1,4,Venkatesan Jambunathan5,Antonio a fibre laser driven high-order harmonic source. We used Fourier Lucianetti5,Tomas Mocek5,Viktor Zakharov2,Andrey Transform Holography and Ptychography to demonstrate record 2 6 6 resolutions for a table top setup. In contrast to previous works we ∙Veniaminov ,Uwe Griebner ,Valentin Petrov ,Mag- dalena Aguiló1,Francesc Díaz1, and Xavier Mateos1 — used the classical Rayleigh criterion to determine the achieved 1Universitat Rovira i Virgili, Departament Química Física i In- resolution. orgànica, Física i Cristal lografia de Materials i Nanomaterials (FiCMA-FiCNA)-EMaS, Campus Sescelades, E-43007, Tarrag- Invited ThM1.4 9:00 2 Digital Photonic Production as a key enabling technology ona, Spain — ITMO University, 49 Kronverkskiy pr., 197101 1 1,2 3 for Industry 4.0 — Christian Hinke and R. Poprawe — St. Petersburg, Russia — Aplicaciones del Láser y Fotónica, 1 ⋅ 4 Chair for Laser Technology, Steinbachstr. 15, 52074 Aachen, University of Salamanca, 37008 Salamanca, Spain — Istituto di 2 Fotonica e Nanotecnologie, Consiglio Nazionale delle Ricerche Germany — Fraunhofer Institute for Laser Technology, Stein- (IFN-CNR), Piazza Leonardo da Vinci, 32, 20133 Milano, Italy bachstr. 15, 52074 Aachen,∙ Germany — 5HiLASE Centre, Institute of Physics CAS, Za Radnicí 828, The talk will discuss the economic potential of that approach and 25241 Dolní Brežany, Czech Republic — 6Max Born Institute for in parallel highlight new requirements to actual and future laser Nonlinear Optics and Short Pulse Spectroscopy, Max-Born-Str. based manufacturing processes. 2a, D-12489 Berlin, Germany

ThP: Poster Session 3 with Exhibition and coffee break Time: Thursday, 9:30–11:00 Location: Foyer Thursday Poster ThP.1 9:30 Poster ThP.2 9:30 Highly concentrated Erbium silicate glass fiber laser for effi- Enhancement of optical gain at 1.7 μm in bismuth-doped cient power scaling — Jun Zhang1,Mark Dubinskii1, and germanosilicate fibers by thermal treatment — Sergei Shibin Jiang2 — 1U.S. Army Research Laboratory, Adelphi, Firstov1,2,Elena Firstova1,Sergey Alyshev1,Alexander Maryland, USA — 2AdValue Photonics, Inc.,Tucson, Arizona, Kharakhordin1,Mikhail Melkumov1, and Evgeny Dianov1 1 USA ∙ — Fiber Optics Research Center of the Russian Academy∙ of Sci- A triple-clad highly Er-doped fiber based on a silicate glass has ences, Moscow, Russia — 2Institute of Physics and Chemistry, been studied in a resonantly pumped laser configuration. Laser National Research Mordovia State University, Saransk, Russia output of over 100 W at 1615.3 nm has been achieved with ~55% The effect of thermal treatment on gain enhancement in bismuth- efficiency. To the best of our knowledge, it is the highest power doped germanosilicate fibers was investigated. It was shown that demonstrated from silicate glass fiber. at optimal conditions the optical gain of this type of active fibers can be increased by several times. The possible underlying mechanisms of the observed effect are discussed.

– 34 – Thursday Sessions

Poster ThP.3 9:30 Poster ThP.7 9:30 Broadband ASE sources with flat output spectra without in- Tunable fiber lasers using FBG arrays for dual wavelength ternal spectral flattening filter — Jan Aubrecht1,Pavel emission and sub-ns-pulse generation —Tobias Tiess,Mar- Peterka1,Pavel Honzátko1,Ondřej Moravec1,Michal tin Becker,Manfred Rothhardt,Hartmut Bartelt, and Kamrádek1,2, and Ivan Kašík1 — 1Institute of Photonics and Matthias Jäger — Leibniz Institute of Photonic Technology, Electronics of the Czech Academy of Sciences., Chaberská 57, Jena, Germany 2 ∙ Prague, Czech Republic — Faculty of Nuclear Sciences and We report on Ytterbium-doped wavelength tunable fiber lasers Physical Engineering, Czech Technical University in Prague, Bře- ∙based on fiber Bragg grating arrays that are electronically tuned hová 7, Prague, Czech Republic using a modulator. A dual wavelength emission was demon- We report on broadband sources at around 1.9 micrometer based strated tunable over 50 nm as well as a pulse length reduction on thulium-doped fibers fabricated in-house. The 3-dB band- to sub-ns-duration using two different modulation schemes. width exceeds 160 nm and 10-dB and 20-dB bandwidths are 240 nm and 317 nm, respectively. To our knowledge, it is the broad- Poster ThP.8 9:30 est thulium-doped fiber ASE source with output power exceeding Self-stabilisation mechanism in Fourier domain mode-locked 1 1 100 mW. (FDML) lasers — Mark Schmidt ,Tom Pfeiffer ,Robert Huber2, and Christian Jirauschek2 — 1Department of Elec- Poster ThP.4 9:30 trical and Computer Engineering, Technical University of Mu- 2 Heavy-tailed statistic behavior in random distributed feed- nich, Munich, Germany∙ — Institute for Biomedical Optics, Uni- back fibre laser induced by stochastically stimulated Brillouin versity of Lübeck, Lübeck, Germany 1,2 1 1 scattering — Jiangming Xu ,Jun Ye ,Jiaxin Song ,Yizhu Fourier-domain mode locked (FDML) lasers are high-speed op- 1 1,2 1,2 1,2 Chen ,Pu Zhou ,Jian Wu , and Hanwei Zhang — tical frequency swept sources which have revolutionized opti- 1 College of Optoelectronic Science and Engineering, National cal imaging and sensing. We present a self-stabilisation effect in University of Defense Technology, Changsha 410073, China — FDML lasers which enables ultra-stable operation. We show by 2 ∙ Hunan Provincial Collaborative Innovation Center of High numerical simulations that a finite amount of dispersion in the Power Fiber Laser, Changsha 410073, PR China optical fiber cavity can be compensated. We present the first experimental observation of rogue wave behavior in random distributed feedback fiber laser (to the best of Poster ThP.9 9:30 our knowledge), which may open up a new field of investigation Linearly polarized holmium-doped fiber amplifier at 2.11 μm 1,2 1 1 of temporal statistic behavior in RFL. The dynamics and evolu- — Lars G. Holmen and Gunnar Rustad — Norwegian 2 tions of rogue wave behavior are also investigated. Defence Research Establishment, Kjeller, Norway — Dept. of Technology Systems, University of Oslo, Kjeller, Norway Poster ThP.5 9:30 We∙ present a simple polarization maintaining double-pass Watt-level single-frequency tunable Neodymium MOPA fiber holmium-doped fiber amplifier optimized for operation in the 1 laser operating at 915-937 nm — Sergio Rota-Rodrigo , long wavelength region of the Ho gain spectrum. The amplifier 1 2 1 Benoit Gouhier ,Mathieu Laroche ,Jian Zhao ,Benjamin provides a small-signal gain of 35 dB at 2.11 μm, and careful 1 1 1 Canuel ,Andrea Bertoldi ,Philippe Bouyer ,Nicholas spectral filtering is implemented to suppress the level of short- 3 4 4 Traynor ,Benoit Cadier ,Thierry∙ Robin , and Gior- wavelength ASE below 55 dB. gio Santarelli1 — 1LP2N, IOGS, CNRS, Université de Bor- deaux, 33400 Talence, France — 2CIMAP, ENSICAEN, CNRS, Poster ThP.10 9:30 CEA/IRAMIS, Université de Caen, 14050 Caen cedex, France — Femtosecond writing of surface sensitive waveguide. — −1 1 1,2,3 3Azur Light Systems, Pessac, France — 4IXBLUE Photonics, Rue Dmitrii Perevoznik ,Bin Wu , and Uwe Morgner Paul Sabatier, Lannion, France — 1Gottfried Wilhelm Leibniz Universität Hannover, Welfen- 2 We present a Watt-level single-frequency tunable fiber laser in garten 1, D-30167 Hannover, Germany — Laser Zentrum Han- the 915-937 nm spectral window, based on a neodymium-doped nover e.V ., Hollerithalle 8, D-30419 Hannover, Germany — ∙3 fiber MOPA architecture. The laser exhibit output power >2 W Hannoversches Zentrum für Optische Technologien, Leibniz from 921 to 933 nm, with a signal to integrated ASE higher than Universität Hannover, Neinburger Straße 17, D-30167 Hannover, 15 dB, instability <1.4% and low relative intensity noise. Germany We present a new waveguides in PMMA material which are sens- Poster ThP.6 9:30 ing the surface of the substrate. This waveguides possibly could be Watt-level green random laser at 532 nm — Sergio Rota- used for applications such as lab-on-a-chip devices. Rodrigo1,Benoit Gouhier1,Clément Dixneuf2,Laura Antoni-Micollier1,Germain Guiraud2,Daniel Leandro3, Poster ThP.11 9:30 Manuel Lopez-Amo3,Nicholas Traynor2, and Giorgio Pulsed-laser-deposited Yb:YAG planar-waveguide amplifier 1 1 ∙ Santarelli — LP2N, IOGS, CNRS, Université de Bordeaux, — Sergey Kurilchik,James Grant-Jacob,Jake Prentice, 2 33400 Talence, France — Azur Light Systems, 11 avenue de Can- Ping Hua,Robert Eason, and Jacob Mackenzie — Optoelec- Thursday 3 teranne, 33600 Pessac, France — Public University of Navarra tronics Research Centre, University of Southampton, Southamp- (UPNA) and Institute of Smart Cities (ISC), Navarra, Spain ton,∙ UK We report a Watt-level green random laser at 532 nm with more Recent advances in the development of a PLD-grown Yb:YAG than 1 W output power, instability <1%, OSNR>70dB, 0.1nm planar waveguide laser and amplifier will be presented. Laser out- linewidth and excellent beam quality. The laser is based on a put power of 21 W with 70% slope efficiencies was achieved. MOPA architecture seeded by a Yb-gain assisted random fiber >20dB amplification in the small signal regime and >30W output laser. A 10mm PPLN is used for SHG. power in the saturated amplifier regime were also demonstrated. Poster ThP.12 9:30 withdrawn

– 35 – Thursday Sessions

Poster ThP.13 9:30 Poster ThP.17 9:30 Ultrashort-pulse fiber lasers in advanced fabrication of nanos- Broadband 2-3.2 μm dispersive mirrors for Cr:ZnS/Cr:ZnSe tructures and nanomaterials — ANDREY IONIN, SERGEY laser — Vladimir Pervak1,Tatiana Amotchkina1,Qing KUDRYASHOV, PAVEL DANILOV, IRINA SARAEVA, Wang2,3,Oleg Pronin1,Ka Fai Mak2, and Michael ALENA NASTULYAVICHUS, NIKITA SMIRNOV, and AN- Trubetskov2 — 1Ludwig-Maximilians-Universität München, 2 DREY RUDENKO — P.N.Lebedev∙ Physical Institute of Russian Am Coulombwall∙ 1, 85748 Garching, Germany — Max-Planck- Academy of Sciences, Moscow, Russia Institut für Quantenoptik, Hans-Kopfermann-Str. 1, 85748 3 Experimental results on application of a high-repetition MHz Garching, Germany — School of Optics and Photonics, Beijing rate tightly focused femtosecond fiber laser for high-throughput Institute of Technology, 100081 Beijing, China and ultra-rapid fabrication of nano- and micro-patterns on thin Dispersive mirrors based on Si/SiO2 thin-film materials operat- plasmonic films by using diffractive optical elements and for ing in spectral range from 2 to 3.2 μm are reported. The coating milligram-per-second production of selenium nanoparticles in exhibit reflectance exceeding 99.6% and provide a group delay water sols will be presented. dispersion of -200 fs2. The fabricated mirrors are critical elements in Cr:ZnS/Cr:ZnSe femtosecond oscillators and open a new av- Poster ThP.14 9:30 enue. Femtosecond fiber Bragg grating inscription through the coating using a low-NA lens — Aviran Halstuch,Avishay Poster ThP.18 9:30 Shamir, and Amiel A. Ishaaya — Department of Electrical LED-pumped Ti-sapphire laser — Pierre Pichon1,2, and Computer Engineering, Ben-Gurion University of the Negev, Jean-Philippe Blanchot2,Frédéric Druon1,François 1 1 1 Beer-Sheva 84105, Israel ∙ Balembois , and Patrick Georges — Laboratoire Charles We demonstrate inscription of fiber Bragg gratings (FBGs) Fabry, Institut d’Optique Graduate School∙ CNRS, Université through the fiber coating with a fs laser, a phase mask, and a low- Paris-Saclay, 91127, Palaiseau Cedex, France — 2Effilux, 1 rue NA lens. With a suitable fs photo-treatment to the coating, we de Terre Neuve, 91940, les Ulis, France obtain FBGs with different transmission dips up to -30dB. Some We present the first demonstration of an LED-pumped minor visible damage to the coating is observed. Ti:sapphire laser. The free-running operation such as the tunability and gain measurements are investigated under this novel Poster ThP.15 9:30 pumping scheme. It opens a new paradigm on pump sources for Linear scaling of depth for laser processing of silicon in Ti:sapphire taking advantage of the LED ultra-low-cost, com- 1 an ablation-cooled regime — Jan Szczepanek ,Parviz pactness and robustness. Elahi2,Hamit Kalaycıoğlu2,Denizhan K. Kesim3,Önder Akçaalan2, and F. Ömer Ilday2,3,4 — 1Faculty of Physics, Poster ThP.19 9:30 University of Warsaw, Pasteura 5,∙ 02-093 Warsaw, Poland — Comparative spectroscopic and laser study of Tm3+, 2Department of Physics, Bilkent University, Ankara 06800, Na+(Li+)-codoped CNGG-type disordered garnet crystals Turkey — 3Department of Electrical and Electronics Engineer- for mode-locked lasers —Zhongben Pan1,2, Pavel Loiko3, ing, Bilkent University, Ankara 06800, Turkey — 4UNAM - Josep Maria Serres4,Esrom Kifle4,Hualei Yuan1,Xiao- National Nanotechnology Research Center, Bilkent University, jun Dai1,Huaqiang Cai1,Magdalena Aguiló4,Francesc Ankara 06800, Turkey Díaz4,Yicheng Wang2,Yongguang Zhao2,5,Uwe Griebner2, 2 4 1 ∙ The highly efficient ablation-cooled material removal is enabled Valentin Petrov , and Xavier Mateos — Institute of Chem- via carefully designed laser systems generating bursts of GHz - ical Materials, China Academy of Engineering Physics, Mi- 2 repetition rate femtosecond pulses. Here, we present the linear anyang, 621900, China — Max-Born-Institute for Nonlinear scaling of single-shot ablation hole depth up to an extreme value Optics and Short Pulse Spectroscopy, Max-Born-Str. 2a, D-12489 3 of above 36 μm on silicon samples with ablation-cooled laser ma- Berlin, Germany — ITMO University, 49 Kronverkskiy Pr., 4 terial removal. 197101 Saint-Petersburg, Russia — Universitat Rovira i Vir- gili, Depart. Química Física i Inorgànica, FiCMA-FiCNA-EMaS, Poster ThP.16 9:30 Campus Sescelades, E-43007, Tarragona, Spain — 5Jiangsu Key Advances in ultrafast laser inscription in optical materials: Laboratory of Advanced Laser Materials and Devices, Jiangsu from fundamentals to technological applications — Gustavo Normal University, 221116 Xuzhou, China 1,2 3 1 Torchia ,Matias Tejerina ,Demian Biasetti ,Valentin Tm3+,Na+ and Tm3+,Li+-codoped Ca3Nb1.5Ga3.5O12-type 1 1,2 1,2 Guarepi ,Damian Presti ,Roberto Peyton ,Fabian disordered garnet crystals were grown. Their spectroscopy, 1 1 1 Videla , and Enrique Neyra — Centro de Investigaciones CW and tunable laser operation were studied. The Tm3+,Li+- 2 ∙

Thursday Ópticas, CONICET-CICBA-UNLP — Departamento de Cien- codoped crystal generated 1.32 W at 2002.1 nm with 45.8% slope 3 cia y Tecnología, Universidad Nacional de Quilmes — Centro efficiency; the tuning range reached 224 nm (1848-2072 nm). The de Tecnología de Recursos Minerales y Cerámica (CONICET La studied crystals are promising for sub-100-fs mode-locked oscil- Plata-CIC), lators. In this work, we would like to introduce some fundamental studies and technological developments on integrated photonics by ultrafast laser inscription (ULI). On one side, micro Raman and luminescence experiments have been used to characterize the written waveguides. On the other side, suitable technological devices were developed by using ULI.

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Poster ThP.20 9:30 Poster ThP.23 9:30 Tm and Ho-doped “mixed” sesquioxide ceramics (Lu,Sc)2O3 228 fs operation of a diode-pumped Nd,Gd:SrF2 laser — – promising materials for mode-locked 2-μm lasers —Pavel Vaclav Kubecek1,Michal Jelinek1,Miroslav Cech1, Loiko1, Josep Maria Serres2,Wei Jing3,Yicheng Wang4, David Vyhlidal1,Fengkai Ma2,Dapeng Jiang2, and Liangbi Xavier Mateos2,Magdalena Aguiló2,Francesc Díaz2, Su2 — 1Faculty of Nuclear Sciences and Physical Engineering, Uwe Griebner4,Hui Huang3, and Valentin Petrov4 — Czech Technical University, Brehova 7, 115 19 Prague 1, Czech 1 ∙ 2 ITMO University,∙ 49 Kronverkskiy pr., 197101 St. Petersburg, Republic — Key Laboratory of Transparent and Opto-functional Russia — 2Universitat Rovira i Virgili, Departament Química Inorganic Materials, Shanghai Institute of Ceramics, Chinese Física i Inorgànica, Física i Cristal lografia de Materials i Nano- Academy of Sciences, No.588 Heshuo Road, Jiading, Shanhai materials (FiCMA-FiCNA)-EMaS, Campus Sescelades, E-43007, 201899, China Tarragona, Spain — 3Institute of Chemical Materials, China Femtosecond passively mode-locked operation of a low power Academy of Engineering Physics,⋅ 64 Mianshan Road, 621900 diode-pumped Nd,Gd:SrF2 laser is reported. 228 fs long pulses at Mianyang, China — 4Max Born Institute for Nonlinear Optics 1053.5 nm were obtained for absorbed pump power lower than and Short Pulse Spectroscopy, Max-Born-Str. 2a, D-12489 Berlin, 1.4 W with total output power of 100 mW. In the free running Germany regime the 12 nm tuning range was achieved. We report on the synthesis, spectroscopic and laser studies Poster of novel “mixed” (Lu,Sc)2O3 transparent ceramics doped with ThP.24 9:30 Tm3+ and Ho3+ ions. A CW Tm3+ ceramic laser generated 1.01 Unidirectional single-frequency operation of a wavelength- tunable red-diode-pumped Alexandrite ring laser — Xin W at 2095-2102 nm. Under quasi CW pumping, the Ho3+ ce- 1 1 1 2 ramic laser generated 187 mW at 2114-2135 nm. Sheng ,Goronwy Tawy ,Juna Sathian ,Ara Minassian , and Michael JDamzen1 — 1Photonics Group, Blackett Labora- Poster ThP.21 9:30 tory Physics, Imperial College London SW7 2AZ, United King- 2 ∙ Mode-locked femtosecond Tm,Ho:CNGG laser at 2078 nm us- dom — Unilase Ltd, 1 Filament Walk, Unit G02, London, SW18 ing graphene — Zhongben Pan1,2,Yicheng Wang1,Yong- 4GQ, United Kingdom guang Zhao1,Maciej Kowalczyk1,3,Jaroslaw Sotor1,3, First unidirectional single-frequency operation of a wavelength- Hualei Yuan2,Xiaojun Dai2,Huaqiang Cai2,Josep Maria tunable red-diode-pumped Alexandrite ring laser demonstrating 4 4 5 Serres ,Xavier∙ Mateos ,Pavel Loiko ,Young Jun continuous-wave output power > 1W in TEM00 mode with M2 Cho6,Fabian Rotermund7,Uwe Griebner1, and Valentin < 1.2 and wavelength tuning from 727 - 792 nm. Petrov1 — 1Max-Born-Institute for Nonlinear Optics and Short Pulse Spectroscopy, Max-Born-Str. 2a, D-12489 Berlin, Germany Poster ThP.25 9:30 — 2Institute of Chemical Materials, China Academy of Engineer- Tm3+ and Ho3+-doped monoclinic MgWO4 – promising ma- 1 ing Physics, Mianyang, 621900, China — 3Laser & Fiber Elec- terials for efficient lasers at >2 μm — Pavel Loiko ,Lizhen 2 3 4 tronics Group, Faculty of Electronics, Wroclaw University of Sci- Zhang ,Josep Maria Serres ,Yicheng Wang ,Haifeng 2 2 3 3 ence and Technology, Wybrzeze Wyspianskiego 27, 50-370 Wro- Lin ,Ge Zhang ,Esrom Kifle ,Magdalena Aguiló , 3 4 4 claw, Poland — 4Física i Cristal lografia de Materials i Nanoma- Francesc Díaz ,Uwe Griebner ,Valentin Petrov , 2 2,4 ∙ 3 terials (FiCMA-FiCNA)-EMaS, Dept. Química Física i Inòrgan- Zhoubin Lin ,Weidong Chen , and Xavier Mateos — 1 ica, Universitat Rovira i Virgili (URV), Campus Sescelades, E- ITMO University, 49 Kronverkskiy pr., 197101 St. Petersburg, 5 Russia — 2Key Laboratory of Optoelectronic Materials Chem- 43007 Tarragona, Spain — ITMO⋅ University, 49 Kronverkskiy Pr., 197101 St. Petersburg, Russia — 6Department of Energy Sys- istry and Physics, Fujian Institute of Research on the Structure tems Research, Ajou University, Worldcup-ro 206, 443-749 Su- of Matter, Chinese Academy of Sciences, Fuzhou, 350002 Fu- 3 won, South Korea — 7Department of Physics, Korea Advanced jian, China — Universitat Rovira i Virgili, Depart. Química Institute of Science and Technology (KAIST), 34141 Daejeon, Física i Inorgànica, FiCMA-FiCNA-EMaS, Campus Sescelades, 4 South Korea E-43007, Tarragona, Spain — Max Born Institute for Nonlinear A Tm,Ho co-doped CNGG disordered crystal was prepared and Optics and Short Pulse Spectroscopy, Max-Born-Str. 2a, D-12489 employed for the first time in a passively mode-locked laser. Berlin, Germany Pulses as short as 105 fs at 2078 nm was generated by using a Monoclinic magnesium tungstate (MgWO4) crystals doped with graphene-based saturable absorber. Tm3+ and Ho3+ ions are promising for tunable and mode-locked lasers at >2 μm due to their large Stark splittings and strongly po- Poster ThP.22 9:30 larized stimulated-emission cross-sections. Tunable (1897-2062 Growth and Mid-Infrared Continuous Wave Laser Action nm) and vibronic (2093 nm) operation of Tm3+:MgWO4 is 3 1,2 of Er :Sc2O3 — Alexander Marc Heuer ,Patrick demonstrated. The first Ho3+:MgWO4 laser is presented. von Brunn1,2,Günter Huber1, and Christian Kränkel3 — 1Institut+ für Laser-Physik, Universität Hamburg, Luruper Poster ThP.26 9:30 2 Chaussee 149, 22761∙ Hamburg, Germany — The Hamburg Spectroscopy and diode-pumped laser operation of

Centre for Ultrafast Imaging, Universität Hamburg, Luruper Er3+,Yb3+:Ca3RE2(BO3)4 (RE=Y, Gd) laser — Konstantin Thursday Chaussee 149, 22761 Hamburg, Germany — 3Zentrum für Laser- Gorbachenya1,Viktor Kisel1,Anatol Yasukevich1,Ro- materialien, Leibniz-Institut für Kristallzüchtung, Max-Born- man Deineka1,Alexey Shekhovtsov2,Miron Kosmyna2, 1 1 Straße 2, 12489 Berlin, Germany and Nikolay Kuleshov — Center for Optical∙ Materials and We report on the growth, spectroscopic, and laser characteriza- Technologies, Belarusian National Technical University, 65/17 3 2 tion of high quality Er :Sc2O3 crystals. Continuous wave laser Nezavisimosti Ave., Minsk, Belarus — Institute for Single Crys- action at 2855.8 nm with slope efficiencies reaching 30 % and out- tals, NAS of Ukraine, Lenin Ave. 60, Kharkov, Ukraine put powers exceeding 0.5+ W are obtained. This represents the first Laser related spectroscopy and, for the first time to our knowl- mid-infrared cw laser based on this material. edge, laser operation of Er,Yb:Ca3RE2(BO3)4 (RE=Y, Gd) crystals are presented. The absorption and emission cross-section spectra, luminescence kinetics and Yb Er energy transfer efficiencies were investigated. The maximal peak output power of 0.5

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W was obtained at 1534 nm. Poster ThP.32 9:30 Influence of dopant concentration in cryogenic Poster ThP.27 9:30 Yb:KLu(WO4)2 lasers — Fangxin Yue1,Samuel Paul Spectroscopic properties of Eu3+:LiYF4 and lasing on the 5D0 1 1 1 1 David ,Venkatesan Jambunathan ,Petr Navratil ,Josep 7F4 transition — Maxim Demesh ,Elena Castellano- 2 2 2 2 1 1 Maria Serres ,Xavier Mateos ,Magdalena Aguiló , Hernández ,Anatol Yasukevich ,Viktor Kisel ,Vladimir Francesc Díaz2,Uwe Griebner3,Valentin Petrov3,An- 3 3 4 ∙ Dashkevich ,Valentin Orlovich ,Elena Dunina ,Alexei tonio Lucianetti1, and Tomas Mocek1 — 1HiLASE Center, Kornienko4,Christian Kränkel2, and Nikolai Kuleshov1 → 1 ∙ Institute of Physics ASCR, Za Radnicí 828, 25241 Dolní Břežany, — Center for Optical Materials and Technologies, Belarusian 2 2 Czech Republic — Universitat Rovira i Virgili, Departament National Technical University, Minsk, Belarus — Center for Química Física i Inorgànica, Física i Cristal lografia de Materials Laser Materials, Leibniz Institute for Crystal Growth, Berlin, Ger- 3 i Nanomaterials (FiCMA-FiCNA)-EMaS, Campus Sescelades, many — Vitebsk State Technological University, Vitebsk, Belarus E-43007, Tarragona, Spain — 3Max Born Institute for Nonlinear — 4B.I. Stepanov Institute of Physics, NAS of Belarus, Minsk, Be- Optics and Short Pulse Spectroscopy, Max-Born-Str.⋅ 2a, D-12489 larus Berlin, Germany We reexamined Eu:YLF as a gain medium for the visible lasers. The influence of the Yb3+ concentration in KLuW is studied at Laser-related spectroscopic properties are determined and laser cryogenic temperatures. From the results, low doping levels are operation was demonstrated. Up to 15 mW of CW laser output at promising for power scaling of the laser as well as for high slope 702 nm is obtained using a Eu3+(7.6 at.%):LiYF4 under pumping efficiency. with a 2ω-Ti:sapphire laser at 393.5 nm. Poster ThP.33 9:30 Poster ThP.28 9:30 LED-pumped Alexandrite lasers — Pierre Pichon1,2, Growth of novel QPM structures in orientation-patterned gal- Jean-Philippe Blanchot2,Frédéric Druon1,François lium phosphide — Peter Schunemann,Daniel Magarell, Balembois1, and Patrick Georges1 — 1Laboratoire Charles and Leonard Pomeranz — BAE Systems, Nashua, NH, USA Fabry, Institut d’Optique Graduate School∙ CNRS, Université We report the successful growth and fabrication of engineered Paris-Saclay, 91127, Palaiseau Cedex, France — 2Effilux, 1 rue quasi-phasematched∙ grating structures - parallel gratings, tan- de Terre Neuve, 91940, les Ulis, France dem gratings, linear- and curved fan gratings, and chirped grat- LED-pumped Alexandrite laser is studied including free-running ings - in the new nonlinear optical semiconductor OP-GaP by operation and tunability at a repetition rate of 100 Hz. The par- means of hydride vapor phase epitaxy on MBE-grown templates. ticular properties of Alexandrite together with LED advantages Poster ThP.29 9:30 open the way for robust, compact, simple, high-energy and low- Synthesis and horizontal gradient freeze growth of barium cost laser systems emitting in the near infrared which is particularly appealing for medical applications. chalcogenide crystals for mid-IR frequency conversion — Peter Schunemann and Kevin Zawilski — BAE Systems, Poster ThP.34 9:30 Nashua, NH, USA Czochralski growth and optical properties of pure, Yb- and Horizontal gradient freeze growth in transparent furnaces yields Nd-doped LaxGdySc4-x-y(BO3)4 nonlinear optical and laser extremely∙ favorable crystallization of high-optical quality barium crystals — Lucian Gheorghe1,Madalin Greculeasa1,2, thiogallate and sellenogallate: two new nonlinear optical crystals Flavius Voicu1,2,Federico Khaled3,Pascal Loiseau3,Ger- with wide band gaps, deep infrared transparency, and moderately ard Aka3,Stefania Hau1,2,Cristina Gheorghe1,Gabriela high nonlinear coefficients. 1,2 1 1 Croitoru ∙, and Nicolaie Pavel — National Institute for Poster ThP.30 9:30 Laser, Plasma and Radiation Physics, Magurele, Romania — 2Doctoral School of Physics, University of Bucharest, Romania CSP: an alternative to ZGP for power scaling mid-IR para- — 3Chimie ParisTech, CNRS, Institut de Recherche de Chimie metric sources — Peter Schunemann,Kevin Zawilski, and Paris, France Leonard Pomeranz — BAE Systems, Nashua, NH, USA Pure, Yb- and Nd-doped LaxGdySc4-x-y(BO3)4 (LGSB, Cadmium silicon phosphide, CdSiP2 (CSP), was developed in re- Yb:LGSB, Nd:LGSB) incongruent melting nonlinear optical cent years as a ZGP analog which could be pumped by 1- or 1.5- ∙ (NLO) crystals were successfully grown by the Czochralski micron laser sources. Improved crystal quality and reduced losses method, for the first time to our knowledge, and their optical now make CSP more favorable than ZGP even for 2-micron- properties and laser performances were evaluated. The obtained pumped applications due to its higher nonlinearity and reduced results confirm the high quality of the grown crystals. thermal lensing. Thursday Poster ThP.35 9:30 Poster ThP.31 9:30 Compact 999.6 nm actively Q-switched Yb:LuAP laser Nanosecond Pulses from SESAM Q-switched Er:Y O Laser 1 1 2 3 — Alexander Rudenkov ,Viktor Kisel ,Anatol at 2.7 μm — Richard Švejkar,Jan Šulc,Michal Němec, 1 2 2 Yasukevich ,Karine Hovhannesyan ,Ashot Petrosyan , and Helena Jelínková — Czech Technical University in Prague, 1 1 and Nikolay Kuleshov — Center for Optical Materials and Faculty of Nuclear Sciences and Physical Engineering, Prague, Technologies, Belarusian National Technical University, 65/17 Czech Republic ∙ 2 ∙ Nezavisimosti Ave., Minsk, 220013 Belarus — Institute for Phys- In this work we present results from passively Q-switched ical Research, National Academy of Sciences, 0203, Ashtarak-2, Er:Y2O3 ceramic. Using the short laser resonator with the sat- Armenia urable absorber mirror allow to generate laser pulses with a du- Compact 999.6nm diode-pumped actively Q-switched Yb:LuAP ration 21.6 ns, repetition rate 35.7 kHz, single Q-switched pulse laser is demonstrated. Average output power of 4.9W with energy 0.94 μJ, emission wavelength 2717 nm, and peak power pulse repetition frequency up to 50kHz and pulse duration of 43.3 W. (11.5–24)ns were obtained. Maximum pulse energy of 333uJ and 29kW peak power were achieved. 97uJ SH-pulses at 10kHz PRF were demonstrated at 499.8nm.

– 38 – Thursday Sessions

Poster ThP.36 9:30 polarization-resolved absorption and emission spectra, and laser

Fe:Zn0.6Mn0.4Se laser generating in the wavelength region 5.0 characteristics at ~750nm are described in detail within 78-320K - 5.8 μm in the temperature range 78 – 300 K — Helena temperature range. Cooling of Ti:Sapphire crystal down to cryo- Jelinkova1,Maxim Doroshenko2,Michal Jelinek1,Jan genic temperatures resulted in a dramatic improvement of its las- Sulc1,David Vyhlidal1,Nazar Kovalenko3, and An- ing properties. 3 1 drey Gerasimenko — FNSPE, Czech Technical∙ Univer- sity in Prague, Brehova 7, 11519 Prague 1, Czech Republic — Poster ThP.40 9:30 2 Tunable Dy:PbGa2S4 laser pumped by 1.7 μm radiation — Prokhorov General Physics Institute, Russian Academy of Sci- 1 1 2 3 Michal Němec ,Jan Šulc ,Maxim Doroshenko ,Helena ences, Vavilova 38, Moscow, Russian Federation — Institute for 1 3 3 single crystals, NAN Ukraine, Kharkov, Ukraine Jelínková ,Valerii Badikov , and Dmitrii Badikov — 1Czech Technical University in Prague - FNSPE, Prague, Czech Temperature-dependent spectroscopic and laser properties of Republic — 2A. M. Prokhorov General Physics Institute, Moscow, novel Fe:ZnMnSe crystal with high manganese concentration ∙ Russia — 3Kuban State University, Krasnodar, Russia of 0.4 were investigated. Laser central wavelength varied from 5.0 μm at 78 K up to 5.8 μm at 300 K without any intracavity The possibility of Dy:PbGa2S4 laser radiation wavelength selec- wavelength-selective element. tion by a birefringent plate at room temperature was investigated. As pump system, a fiber coupled laser diode generating at 1.7 μm Poster ThP.37 9:30 was utilized. The Dy:PbGa2S4 laser tuning range extended from Passively Q-switched microchip Tm,Ho:KYW laser with a 4320 nm up to 4680 nm. SWCNTs — Natali Gusakova1,Viktor Kisel1,Anatol Yasukevich1,Sun Young Choi2,Fabian Rotermund2,Ana- Poster ThP.41 9:30 toliy Pavlyuk3, and Nikolai Kuleshov1 — 1Center for Op- Growth and characterization of Sm- and Dy-doped CNGG and CLNGG single crystals for laser emission in the yellow tical Materials and Technologies, Belarusian National Technical 1,2 ∙ 2 - orange spectral range — Madalin Greculeasa ,Lucian University, Minsk, Belarus — Korea Advanced Institute of Sci- 1 1,2 1 3 Gheorghe ,Flavius Voicu ,Cristina Gheorghe ,Stefa- ence and Technology, Daejeon, South Korea — Institute of Inor- 1,2 3 1 ganic Chemistry, Siberian Branch, Russian Academy of Sciences, nia Hau , and Aurel-Mihai Vlaicu — National Institute Novosibirsk, Russia for Laser, Plasma and Radiation∙ Physics, Magurele, Romania — 2Doctoral School of Physics, University of Bucharest, Romania We present a diode-pumped passively Q-switched Tm-Ho:KYW 3 microchip laser using a single-walled carbon nanotubes (SWC- — National Institute of Materials Physics, Magurele, Romania NTs). The pulses with 89 ns duration, 0.22 μJ energy and 717 kHz Single crystals of Sm- and Dy-doped CNGG and CLNGG crys- were obtained at 2057 nm tals were successfully grown by the Czochralski method, for the first time to our knowledge, and their structural and optical prop- Poster ThP.38 9:30 erties were evaluated. For the doping of the grown crystals, five Broadly-tunable diode pumped Tm:SBN laser — Jan Šulc1, new stoichiometric garnets were synthesised and investigated by Richard Švejkar1,Karel Veselský1,Helena Jelínková1, X-ray diffraction. Maxim E. Doroshenko2,Alexander G. Papashvili2,Pavel 2 2 1 Poster ThP.42 9:30 A. Lykov , and Liudmila I. Ivleva — Czech Technical∙ Uni- versity in Prague, FNSPE, Prague, Czech Republic — 2General Spectroscopic properties of Tb3+:KY(WO4)2 — Maxim 1 1 1 Physics Institute of Russian Academy of Sciences, Moscow, Rus- Demesh ,Viktor Kisel ,Nikolai Kuleshov ,Alexan- 2 3 sian Federation der Mudryi ,Elena Castellano-Hernández ,Christian Kränkel3, and Anatoliy Pavlyuk4 — 1Center for Optical Ma- Diode pumped laser based on Tm:SBN (Sr0.61Ba0.39Nb2O6, ∙ 2 wt.% of Tm2O3) crystal was investigated at 300 K. Smooth tun- terials and Technologies, Belarusian National Technical Univer- 2 ing from 1830 up to 2102 nm was reached using quartz plate as sity, Minsk, Belarus — Scientific-Practical Material Research 3 a tuning element. The energy of 0.4 mJ @ 2045 nm was obtained Centre of the NAS of Belarus, Minsk, Belarus — Center for Laser for the absorbed pumping energy 44 mJ. Materials, Leibniz Institute for Crystal Growth, Berlin, Germany — 4Institute of Inorganic Chemistry, Siberian Branch, Russian Poster ThP.39 9:30 Academy of Sciences, Novosibirsk, Russia Ti:Sapphire spectroscopic and laser characteristic investiga- We present the spectroscopic properties of Tb3+:KY(WO4)2 1,2 tion down to cryogenic temperatures — Martin Fibrich , with regard to its applicability as a laser gain medium for the vis- 1 1 1 Jan Šulc ,Michal Jelínek ,Helena Jelínková , and Václav ible spectral range. Cross sections are about one order of magni- 1 1 2 Kubeček — Czech Technical University in Prague — Institute tude higher than the corresponding values for fluoride crystals. of Physics ASCR, ELI-Beamlines ∙ However, ESA and charge transfer suppressed the laser oscilla- We report on temperature influence on spectroscopic and las- tion. ing properties of Ti:Sapphire crystal. Fluorescence lifetime, Thursday

ThM2: Special Symposium 2 Time: Thursday, 11:00–12:30 Location: Auditorium

Invited ThM2.1 11:00 defect-free and hermetic sealings, spatter-free welding of copper Laser applications in the field of e-mobility — Berthold and of dissimilar materials. Combined with progressive sensors Schmidt — TRUMPF Lasertechnik GmbH, Johann-Maus-Street and I4.0 readiness these laser systems yield perfect solutions for 2, 71254 Ditzingen, Germany the next generation of industrial manufacturing. Advanced applications in the world of e-mobility are∙ important drivers for optimization of TRUMPF’s laser systems. Latter allow

– 39 – Thursday Sessions

Invited ThM2.2 11:30 agement and demonstrate advantages of long wavelength short Importance of laser parameter control in laser material pro- pulse laser processing in several classes of materials in the single- cessing — Stewart Williams — Cranfield University, College and multi-photon ablation and optical damage regimes. Road, Cranfield, Bedfordshire, MK43 0AL, United Kingdom Oral ThM2.4 12:15 Laser are a perfect energy source in material processing due to Scaling ultrafast laser pulse induced glass modifications for their capability for being controlled, both spatially and tempo- ∙ cleaving applications —Klaus Bergner1, Malte Siems 1, rally. The usefulness of this controllability will be illustrated in Micheal Müller1,Robert Klas1,3,Jens Limpert1,2,3, and Ste- new applications in both additive manufacture and welding. The fan Nolte1,2 — 1Institute of Applied Physics, Abbe Center of importance of in stability of the laser parameters will be high- Photonics, Friedrich Schiller University Jena, Albert-Einstein- lighted. ∙ Straße 15, 07745 Jena, Germany — 2Fraunhofer Institute for Ap- Oral ThM2.3 12:00 plied Optics and Precision Engineering, Albert-Einstein-Straße 3 Robust Picosecond 2.09-μm Ho:YAG CPA for Material 7, 07745 Jena, Germany — Helmholtz-Institute Jena, Fröbelstieg Processing — Ignas Astrauskas1,Tobias Flöry1,Pavel 3, 07743 Jena, Germany Malevich1,Audrius Pugžlys1,2, and Andrius Baltuška1,2 — Ultrashort laser pulses allow for in-volume processing of glass 1Photonics Institute, TU Wien, Gusshausstrasse 27-387, A-1040, through non-linear absorption, which can be used e.g. for glass 2 cutting applications. We report on the scaling of this approach to Vienna, Austria —∙ Center for Physical Sciences and Technology, Savanoriu Ave. 231, LT-02300, Vilnius, Lithuania glasses thicker than 20 mm by using a novel femtosecond fiber We present a high-performance 3.5-ps; 1.4-mJ; 14-W Ho:YAG laser system in combination with spatial beam shaping. amplifier with a simple robust dispersion and bandwidth man-

12:30–14:00: Lunch Break

ThA1: THZ, and XUV Generation Chaired by Jens Biegert, ICFO-Institut de Ciencies Fotoniques, Barcelona, Spain Time: Thursday, 14:00–16:00 Location: Auditorium

Oral ThA1.1 14:00 efficiency approaches the percent level, which is at least one or- 50-fs thin-disk laser oscillator generating broadband THz der of magnitude higher than the previously reported for plasma- pulses — Clément Paradis1,Norbert Modsching1,Olga based THz sources. Razskazovskaya1,Jakub Drs1,Frank Meyer2,Christian Kränkel3,Clara J. Saraceno2,Valentin J. Wittwer1, and Oral ThA1.3 14:30 1 1 THz Generation Driven by a 120W Average Power Ultra- Thomas S∙üdmeyer — Laboratoire Temps-Fréquence, Uni- versité de Neuchâtel, Switzerland — 2Photonics and Ultrafast fast Thin-Disk Oscillator — Negar Hekmat,Frank Meyer, Laser Science, Ruhr Universität Bochum, Germany — 3Center Samira Mansourzadeh,Martin Hoffmann, and Clara for Laser Materials, Leibniz Institute for Crystal Growth, Berlin, Jody Saraceno — Photonics and Ultrafast Laser Science, Ruhr Germany Universität Bochum, Bochum,∙ Germany We demonstrate MHz-repetition-rate broadband-THz-pulse We demonstrate THz generation via optical rectification in GaP, generation and detection using directly the output of an ultra- driven by a 120-W average power Yb:YAG modelocked Thin- fast thin-disk laser oscillator without any external amplification Disk laser. To the best of our knowledge, this is the first time THz or compression. Optical rectification of the 50-fs infrared pump radiation is generated with a 100-W class driving laser. We mea- pulses in GaP crystals led to the generation of THz pulses with a sure THz power up to 78μW at 0.8THz. broad spectrum extending up to 6 THz. Oral ThA1.4 14:45 Oral ThA1.2 14:15 Amplitude and Phase Shaping of High-Energy Femtosec- 1 Thursday Extreme THz Fields from Mid-IR Two-Color Laser-Driven ond Pulses at THz Burst Frequencies — Tobias Flöry , 1 1 1 Plasma 1,2 Edgar Kaksis ,Ignas Astrauskas ,Tadas Balciunas ,Au- —Anastasios D. Koulouklidis , Claudia 1,2 1,2 3 3 3 1,4 drius Pugzlys ,Andrius Baltuska ,Daniil Kartashov , Gollner ,Valentina Shumakova ,Vladimir Fedorov , 4 4 3,5 3,5 Alexander Mitrofanov ,Andrey Fedotov ,Dmitriy Audrius Pugzlys ,Andrius Baltuska , and Stelios 4 ∙4,5,6 1 Tzortzakis1,2,6 — 1Science Program Texas A&M University Sidorov-Biryukov , and Alexey Zheltikov — Photonik 2 ∙ Institut, Technische Universität Wien, Gusshausstrasse 27 / at Qatar, Doha, Qatar — Institute of Electronic Structure and 2 Laser (IESL), Foundation for Research and Technology, Herak- 387, 1040 Vienna, Austria — Center for Physical Sciences 3 & Technology, Savanoriu Ave. 231 LT-02300 Vilnius, Lithua- lion, Greece — Photonics Institute TU Wien, Vienna, Austria 3 4 nia — Friedrich-Schiller University Jena, Max-Wien Platz 1, — P. N. Lebedev Physical Institute of the Russian Academy 4 5 07743 Jena, Germany — Physics Department, M.V. Lomonosov of Sciences, Moscow, Russia — Center for Physical Sciences 5 & Technology, Vilnius, Lithuania — 6Department of Materials Moscow State University, 119992 Moscow, Russia — Russian Science and Technology, Heraklion, Greece Quantum Center, ul. Novaya 100, Skolkovo, Moscow Region, 143025 Russia — 6Department of Physics and Astronomy, Texas We demonstrate broadband strong THz emission from two-color A&M University, College Station TX, 77843–4242, USA mid-infrared (3.9 μm) femtosecond laser filaments. The maximum achieved THz pulse energy is 49 μJ, wherein the conversion We demonstrate generation of fully controllable fs multimilli- joule pulse bursts with the energy handling, throughput effi-

– 40 – Thursday Sessions ciency and frequency resolution substantially exceeding spatial- separation method for high average power laser driven high har- light-modulator and interferometric techniques. A proof-of- monic generation, showing a 27% lower conversion efficiency concept experiment coherently controls nitrogen-ion emission and similar phase matching conditions compared to its Gaussian via multiple-pulse excitation. beam counterpart. Oral ThA1.5 15:00 Oral ThA1.7 15:30 Phase-matched high-harmonic generation at 77 MHz repeti- Towards Chirp Control of XUV Free Electron Lasers — tion rate — Christoph MHeyl1,2,3,Gil Porat1,Stephen Mehdi M. Kazemi1,Armin Azima2,Vanessa Grattoni1, BSchoun1,Craig Benko1,Nadine Dörre1,4,Kristan L Bastian Manschwetus1,Jörn Bödewadt1,Christoph Corwin1,5, and Jun Ye1 — 1JILA, NIST and the Univer- Lechner1,Tim Plath4,Rosen Ivanov1,Leslie Lamberto 2 2 1 sity of Colorado,∙ 440 UCB, Boulder, CO 80309-0440, USA — ∙Lazzarino ,Velizar Miltchev ,Andreas Przystawik , 2Department of Physics, Lund University, P. O. Box 118, SE-221 Shaukat Khan4,Tim Laarmann1,3,Wolfgang Hillert2, 00 Lund, Sweden — 3Now at: Helmholtz-Institute Jena, Fröbel- Ralph Assmann1,Jörg Rossbach2,Markus Drescher2,Wil- stieg 3, 07743 Jena and Deutsches Elektronen-Synchrotron DESY, fried Wurth2, and Ingmar Hartl1 — 1Deutsches Elektronen- 22607 Hamburg, Germany — 4University of Vienna, Faculty of Synchrotron DESY, Hamburg, Germany — 2Universität Ham- Physics, VCQ & QuNaBioS, Boltzmanngasse 5, A-1090 Vienna, burg, Hamburg, Germany — 3The Hamburg Centre for Ultrafast Austria — 5Department of Physics, Kansas State University, Man- Imaging, Hamburg, Germany — 4Technische Universität Dort- hattan, Kansas, USA mund, Dortmund, Germany We discuss recent progress for power scaling of extreme ultra- We use 267nm femtosecond laser pulses to modulate electrons violet frequency combs enabling phase-matched high harmonic of a XUV free electron laser. By changing the chirp of this laser generation at 77 MHz repetition rate. We demonstrate a gener- pulses we can influence the chirp of the generated XUV FEL ated average power of 2 mW at photon energy of 12.7 eV. pulses, which are characterized by THz streaking. The measured effect is in agreement with simulations. Oral ThA1.6 15:15 Separation of High Average Power Driving Lasers from Higher Oral ThA1.8 15:45 Order Harmonics Using an Annular Beam — Alexander Flexible Pulse-Train Amplitude Shaping for the European 1,2 1,2 1,2 Kirsche ,Robert Klas ,Maxim Tschernajew ,Andreas XFEL Photoinjector Laser —Lutz Winkelmann,Christian 1,2,3 1,2 1,2,3 Tünnermann ,Jan Rothhardt , and Jens Limpert Mohr,Hongwei Chu,Sarper Salman, and Ingmar Hartl 1 — Institute of Applied Physics, Abbe Center of∙ Photonics, — DESY, Hamburg, Germany Friedrich-Schiller-University Jena, Albert-Einstein-Straße 15, A pulse-to-pulse energy control scheme for the new 266nm, 4.5 07745 Jena, Germany — 2Helmholtz Institute Jena, Fröbelstieg 3 MHz burst-mode drive laser for the high-brightness∙ photocath- 3, 07743 Jena, Germany — Fraunhofer Institute for Applied Op- ode gun of the European XFEL is presented. The system sta- tics and Precision Engineering, Albert-Einstein-Straße 7, 07745 bilizes against Nd:YVO4 amplifier gain dynamics and tempera- Jena. Germany ture slopes in burst operation. We achieved a long-time electron An annular beam is used as an effective and power scalable beam charge stability of better than 0.7%.

16:00–16:30: Exhibition and Coffee Break

ThA2: Novel Active Materials Chaired by Andrejus Michailovas, UAB Ekspla, Vilnius, Lithuania Time: Thursday, 16:30–18:30 Location: Auditorium Invited ThA2.1 16:30 Oral ThA2.2 17:00 Highly efficient Mid-infrared laser operation of Ho3+, Er3+ Tb3 -doped materials for efficient lasing at 588 nm — Elena and Tm3+ doped fluorite single crystals — Liangbi Su1,2, Castellano-Hernández1,Anastasia Uvarova1,Maxim Zhen Zhang1,Fengkai Ma1,Xinsheng Guo1,Jie Liu3, and Demesh+ 2,Hiroki Tanaka1,3, and Christian Kränkel1 — Vaclav Kubecek4 — 1Synthetic Single Crystal Research Cen- 1Center for Laser Materials, Leibniz-Institute for Crystal Growth 2 ∙ ter (SSCRC), CAS Key Laboratory of Transparent∙ and Opto- (IKZ), Berlin, Germany — Center for Optical Materials and functional Inorganic Materials, Shanghai Institute of Ceram- Technologies, Belarusian National Technical University, Minsk, ics, Chinese Academy of Sciences, Shanghai 201899, China — Belarus — 3Department of Electronics and Electrical Engineer- 2State Key Laboratory of High Performance Ceramics and Su- ing, Keio University, Yokohama, Japan Thursday perfine Microstructure, Shanghai Institute of Ceramics, Chinese We present the most efficient and highest output power 3 3 Academy of Sciences, Shanghai 201899, China — Shandong Tb :LiLuF4 yellow solid-state lasers. Under 2.16 W absorbed 2ω- provincial key laboratory of optics and photonic device, School OPSL pump power at 486.2 nm we obtained 0.5 W of cw laser of Physics and Electronics, Shandong Normal University, Jinan output+ at 587.5 nm with a slope efficiency of 25%. Our direct ap- 4 250014, China — Faculty of Nuclear Sciences and Phys. Eng., proach enables compact, efficient and cost-efficient yellow lasers. Czech Technical University in Prague, Brehova 7, 115 19 Prague, Czech Republic In this work, crystal growth, optical spectra properties, and highly-efficient laser performances of Ho, Er and Tm doped CaF2 and SrF2 single crystals were investigated, which were codoped with the local lattice structure regulators of Y, La or Gd ions.

– 41 – Thursday Sessions

Oral ThA2.3 17:15 Oral ThA2.5 17:45 High power mode-locked Yb:LuAP bulk laser — Alexander SWCNT-SA mode-locked Tm:(Lu,Sc)2O3 mixed ceramic Rudenkov1,Viktor Kisel1,Anatol Yasukevich1,Karine laser at 2 μm — Yicheng Wang1,Wei Jing2,Pavel Loiko3, Hovhannesyan2,Ashot Petrosyan2,Nataliya Rubtsova3, Yongguang Zhao1,Hui Huang2,Zhongben Pan1,2,Xavier Alexey Kovalyov3,Valery Preobrazhenskii3, and Nikolay Mateos4,Yong Jun Cho5,Fabian Rotermund6,Uwe 1 1 ∙ 1 1 1 Kuleshov — Center for Optical Materials and Technologies, Griebner , and V∙ alentin Petrov — Max-Born-Institute, Belarusian National Technical University, 65/17 Nezavisimosti Berlin, Germany — 2Institute of Chemical Materials, Mi- Ave., Minsk, 220013 Belarus — 2Institute for Physical Research, anyang, China — 3ITMO University, Saint-Petersburg, Russia National Academy of Sciences, 0203, Ashtarak-2, Armenia — — 4Universitat Rovira i Virgili, Tarragona, Spain — 5Ajou Uni- 3Rzhanov Institute of Semiconductor Physics, Siberian Branch of versity, Suwon, Republic of Korea — 6Korea Advanced Institute Russian Academy of Sciences, Academician Lavrentyev Ave., 13, of Science and Technology, Daejeon, Republic of Korea Novosibirsk 630090, Russia We demonstrate a SWCNT-SA mode-locked Tm:(Lu,Sc)2O3 High power mode-locked Yb:LuAP bulk laser is demonstrated in mixed ceramic laser. Pulse duration of 125/117 fs was obtained the wide wavelength range (999.3-1040.9nm). 90fs-pulses with for an average output power of 62/175 mW at 2000/2073 nm, re- 2.9W average power were obtained for E//b polarization. 840-fs spectively. pulses with maximum output power of 7.8W were obtained with 31% optical efficiency at 999.3nm central wavelength for E//c po- Oral ThA2.6 18:00 larization. Broadly tunable diode-pumped femtosecond Tm:LuScO3 laser — Neil KStevenson1,2,CTom ABrown2,John- Oral ThA2.4 17:30 Mark Hopkins1,Martin DDawson1,3, and Alexander A Broadband graphene and SESAM mode-locking of Yb:CNGS Lagatsky1 — 1Fraunhofer Centre for Applied Photonics, Fraun- 1,2 3,4 lasers — Maciej Kowalczyk ,Xuzhao Zhang ,Xavier hofer UK, Technology and Innovation Centre, Glasgow, G1 1RD, 3 4 4 5 ∙ Mateos ,Zhengping Wang ,Xinguang Xu ,Pavel Loiko , UK — 2SUPA, School of Physics and Astronomy, University of 6 7 1 Young Jun Cho ,Fabian Rotermund ,Jarosław Sotor , St Andrews, St Andrews, KY16 9SS, UK — 3Institute of Photon- 2 2 1 Uwe Griebner∙ , and Valentin Petrov — Laser & Fiber ics, University of Strathclyde, Technology and Innovation Centre, Electronics Group, Faculty of Electronics, Wroclaw University Glasgow, G1 1RD, UK of Science and Technology, Wybrzeze Wyspianskiego 27, 50- 2 We report on a diode-pumped femtosecond Tm:LuScO3 laser 370 Wroclaw, Poland — Max Born Institute for Nonlinear broadly tunable over 87 nm around 2.06 μm. The shortest Optics and Short Pulse Spectroscopy, Max-Born-Str. 2a, D- 3 recorded pulse duration of 225 fs corresponded to an average 12489 Berlin, Germany — Universitat Rovira i Virgili, De- output power of 85 mW. Continuous wavelength tuning was part. Química Física i Inorgànica, FiCMA-FiCNA-EMaS, Cam- achieved by using a dive cut quartz birefringent filter. pus Sescelades, E-43007 Tarragona, Spain — 4State Key Labora- tory of Crystal Materials and Institute of Crystal Materials, Shan- Oral ThA2.7 18:15 5 dong University, 250100 Jinan, China — ITMO University, 49 60-W cryogenically-cooled Nd:YAG 946nm laser — Silvia 6 Kronverkskiy pr., 197101 St. Petersburg, Russia — Department Cante,Stefano Valle, and Jacob I. Mackenzie — Optoelec- of Energy Systems Research, Ajou University, Worldcup-ro 206, tronics Research Centre, University of Southampton, Southamp- 443-749 Suwon, Republic of Korea — 7Department of Physics, ton SO17 1BJ, United Kingdom ∙ KAIST, Daehak-ro 291, Yuseong-gu, 34141 Daejeon, Republic of Power-scaling the 946nm Nd:YAG laser via cryogenically- Korea cooling the gain media is explored. Critical spectroscopic data We report on a first mode-locked Yb:CNGS oscillator. The single- are determined for 0.3at.% and 0.6at.% doping levels, providing a mode diode-pumped laser was mode-locked with a semiconduc- foundation for designing these lasers. As a result, the first 60W in- tor saturable absorber mirror and a bi-layer graphene saturable band end-pumped cryo-cooled 946nm laser with 52% efficiency absorber. In these two regimes it delivered 52 fs and 80 fs pulses, (versus absorbed power) is reported. respectively. Thursday

– 42 – Friday Sessions

FrM1: Fiber Lasers and Amplifiers - Novel Design, mid-IR Chaired by David Lancaster, The Uni. of South Australia, Adelaide, Australia Time: Friday, 8:15–10:00 Location: Auditorium Invited FrM1.1 8:15 Oral FrM1.4 9:15 Sub-cycle Quantum Physics with Ultrabroadband Fiber Laser high efficient dual-wavelength-pumped (1050 + 1220 nm) — Daniele Brida — Department of Physics and Center for Ap- tm3+ -doped zblan fiber mopa at 813 nm — eiji kajikawa1, plied Photonics, University of Konstanz, Konstanz, Germany — takashi kubo1, tomohiro ishii1, yu-ichi takeuchi1, mit- Physics and Materials Science Research Unit, University of Lux- suru musha1, and kazuhiko ogawa2 — 1institute for laser embourg, Luxembourg science, university of electro-communications, tokyo, japan — ∙ 2 ∙ Single cycle pulses produced by a femtosecond Er:fiber laser sys- fiberlabs inc., saitama, japan tem display passive control of the carrier-envelope phase. The We have developed the Tm3+-doped ZBLAN fiber MOPA at 813 electric field of these pulses is exploited to drive fundamental nm for the trapping laser of Sr optical lattice clock. By using dual- physical phenomena at the sub-cycle timescale. wavelength-pumping scheme (1050 + 1220 nm), the slope efficiency has been improved to 25%, which is the highest slope effi- Oral FrM1.2 8:45 ciency to best of our knowledge. 100 μJ picosecond pulses from a single-stage fluoride fiber amplifier at 2.86 μm — Yigit Ozan Aydin1,Vincent Fortin1, Oral FrM1.5 9:30 Darren Kraemer 2,Réal Vallée1, and Martin Bernier1 kW-level average power from an ultrafast Tm-doped fiber — 1Centre d’Optique, Photonique et Laser (COPL), Université CPA — Christian Gaida1,Martin Gebhardt1,2,Tobias 2 1,2 3 1 Laval, Québec City, Québec∙ G1V 0A6, Canada — Light Matter Heuermann ,Fabian Stutzki ,Cesar Jauregui , and Jens Interaction Inc., 95 Advance Road, Toronto, Ontario M8Z 2S6, Limpert1,2,3 — 1Institute of Applied Physics, Jena, Germany — 2 Canada Helmholtz-Institute∙ Jena, Fröbelstieg 3, 07743 Jena, Germany — We report the demonstration of a 2.86 μm Ho3+, Pr3+ co-doped 3Fraunhofer Institute for Applied Optics and Precision Engineer- fiber amplifier based on one-stage amplification delivering 113 μJ, ing, Albert-Einstein-Str. 7, 07745 Jena, Germany 500 ps pulses at 1 kHz repetition rate with a peak power of 225 We present a thulium-doped fiber chirped pulse amplifier with kW. The obtained pulse energy is a record from a single-stage flu- 790 W average power, 250fs pulses and diffraction limited beam oride fiber amplifier. quality with high stability (RIN<1%). The average power scaling capabilities are further analyzed in the context of optical to op- Oral FrM1.3 9:00 tical efficiency, available pump brightness and transverse mode 200 mW-level, few-optical-cycle tunable femtosecond mid- instabilities. infrared source based on a Cr:ZnS oscillator and step-index fluoride fibers — Nathalie Nagl1,Ka Fai Mak2,Vladimir Oral FrM1.6 9:45 1 1,2 2 1 Pervak ,Ferenc Krausz , and Oleg Pronin — Ludwig- Suppression of stimulated Brillouin scattering in a counter- 2 Maximilians Universität München, Garching, Germany — Max- pumped fiber Raman amplifier with intensity modulated 1,2 1 Planck Institute of∙ Quantum Optics, Garching, Germany pump — Harish Achar Vasant and Johan Nilsson — We report generating a 1.5-octave-spanning spectrum and 1Optoelectronics Research Centre, University of Southampton, wavelength-tunable femtosecond pulses in the 2–5 μm region at Southampton, UK - SO182NU — 2Department of Physics, Kar- 200 mW-level by combining a Cr:ZnS oscillator with a nonlinear nataka University,∙ Dharwad, India - 580003 fiber broadening stage. Coupling the 46 fs pulses into ZBLAN We improve the stimulated Brillouin scattering (SBS) threshold fibers, clear soliton dynamics were demonstrated, including soli- in a counter-pumped fiber Raman amplifier by intensity mod- ton self-compression and soliton self-frequency shift. ulating the pump. The modulated pump broadens the Stokes linewidth through cross-phase modulation without broadening the signal. This inhibits the build-up of the Brillouin Stokes wave. We experimentally demonstrate 4.7 dB SBS threshold enhancement.

10:00–10:30: Coffee Break Friday

– 43 – Friday Sessions

FrM2: Thin Disk Oscillators Chaired by Uwe Griebner, Max Born Institute, Berlin, Germany Time: Friday, 10:30–12:30 Location: Auditorium

Invited FrM2.1 10:30 We explore numerically the similariton and dissipative soliton Utlrafast thin-disk oscillators at 1 μm and 2 μm wave- modelocking regimes for the next generation of high-energy lengths — Oleg Pronin1,Markus Pötzelberger1,Kilian modelocked thin-disk lasers, and suggest two viable practical im- Fritsch2,Sebastian Gröbmeyer2,Dominik Bauer3,Dirk plementations of these regimes. Our investigation indicates that Sutter3,KaFai Mak1,Jonathan Brons2,Jinwei Zhang1, both these nonlinearity resistant regimes are promising for mJ- 1,2 1 class ultrafast oscillators. and Ferenc∙Krausz — Max-Planck-Institut für Quantenop- tik, Hans-Kopfermann-Str. 1, 85748 Garching, Germany — 2Ludwig-Maximilians-Universität München, Am Coulombwall Oral FrM2.5 11:45 3 Depletion based thin-disk CEP stabilization concept and real- 1, 85748 Garching, Germany — TRUMPF Laser GmbH, D- 1 1,2 78713 Schramberg, Germany ization — José R. C. Andrade ,Fabian Placzek ,Bern- hard Kreipe1, and Uwe Morgner1,3,4 — 1Institut für Quan- Recent progress in the development of ultrafast thin-disk os- tenoptik, Leibniz Universität Hannover, Hannover, Germany — cillators at 1μm and 2μm wavelengths will be reviewed. This 2Center for Medical Physics And Biomedical Engineering, Med- will inlcude an oscillator with the highest peak power operat- ∙ ical University of Vienna, Vienna, — 3Laser Zentrum Hannover ing in ambient air, novel CEP stabilization and all-bulk external e.V ., Hannover, Germany — 4Hannoversches Zentrum für Op- spectral broadening techniques. Additionally, high-power ultra- tische Technologien, Leibniz Universität Hannover, Hannover, broadband infrared frequency comb generation will be reported. Germany Oral FrM2.2 11:00 We present, to the best of our knowledge, a novel CEP locking 100 W-level carrier-envelope-phase stable thin-disk oscilla- technique for ultrafast thin-disk lasers. Using the easily accessible tor — Sebastian Gröbmeyer1,Jonathan Brons1,Mar- large pump area, a secondary cavity is built around the thin-disk cus Seidel2, and Oleg Pronin2 — 1Ludwig-Maximilians- in order to modulate the inversion via an AOM. We present the Universität München, Am Coulombwall 1, 85748 Garching, implementation and drawbacks of such technique. 2 Germany∙ — Max-Planck-Institut für Quantenoptik, Hans- Kopfermann-Str. 1, 85748 Garching, Germany Oral FrM2.6 12:00 CEO frequency stabilization of a thin disk laser with We present carrier-envelope-phase (CEP) stabilization of a Kerr- intra-cavity high harmonic generation — Maxim lens mode-locked thin-disk oscillator by realizing Kerr-lensing Gaponenko1,François Labaye1,Pierre Brochard1,Nor- in a quartz crystal simultaneously serving as an acousto-optic bert Modsching1,Kutan Gürel1,Valentin Wittwer1, loss-modulator. With this original method 105 W average out- Clement Paradis1,Christian Kränkel2,3,Stephane put power and intra-cavity peak-powers exceeding 200 MW were ∙ Schilt1, and Thomas Südmeyer1 — 1Laboratoire Temps- achieved, representing the highest average power CEP stable laser Fréquence, Institut de Physique, Université de Neuchâtel, today. Switzerland — 2Institut für Laser-Physik, Universität Hamburg, 3 Oral FrM2.3 11:15 Germany — Center for Laser Materials, Leibniz Institute for Kerr-lens mode-locked thin-disk oscillator with 50% out- Crystal Growth, Germany put coupling rate — Markus Poetzlberger1,Jonathan We demonstrate the detection and stabilization of the CEO fre- Brons2,Dominik Bauer3,Dirk Sutter3,Jinwei Zhang1,Fer- quency of a mode-locked thin-disk laser with intra-cavity high- enc Krausz1,2, and Oleg Pronin1 — 1Max-Planck-Institut harmonic generation at a repetition rate of 17.4 MHz. The laser 2 operates with a high-pressure xenon gas jet at an intracavity peak für Quantenoptik, Garching,∙ Germany — Ludwig-Maximilians- Universität München, Garching, Germany — 3TRUMPF Laser intensity of 2.6 10^13 W/cm^2 and 300 W of intracavity average GmbH, Schramberg, Germany power. Highest peak-power (43 MW) femtosecond thin-disk oscilla- Oral FrM2.7 12:15 tor operating in ambient air is demonstrated. 50% output cou- × 10W-200μJ Thin-Disk Pumped Few-Cycle OPCPA System — pling rate is realized by means of 16 passes through the thin- Marcel Schultze,Stephan Prinz,Sandro Klingebiel, disk. Hardly any spectral narrowing is observed, resulting in Christoph Wandt,Catherine Y. Teisset,Robert Bessing, 290fs short pulses. This effect is attributed to the enhanced soft- Knut Michel, and Thomas Metzger — TRUMPF Scientific aperture in the thin-disk. ∙Lasers GmbH, Unterföhring, Germany Oral FrM2.4 11:30 We present a high-power few-cycle NIR-OPCPA system gener- Discrete similariton and dissipative soliton modelocking of ating CEP-stabilized 10W-200μJ-sub7fs pulses with an excellent thin-disk lasers — F. Ömer Ilday1,2,3,Denizhan Koray power stability measured over a time period of more than 28 Kesim2,Martin Hoffmann4, and Clara J. Saraceno4 — hours. 1 Friday Department, of Physics, Bilkent University, Ankara 06800, 2 Turkey — Department∙ of Electrical and Electronics Engineer- ing, Bilkent University, Ankara 06800, Turkey — 3UNAM – Na- tional Nanotechnology Research Center and Institute of Mate- rials Science and Nanotechnology, Bilkent University, Ankara 06800,Turkey — 4Photonics and Ultrafast Laser Science, Ruhr Universität Bochum, Germany

– 44 – Friday Sessions

12:30–14:00: Lunch Break

FrA1: Few Cycle Mid IR Sources Chaired by Vaclav Kubecek, Czech Technical University in Prague, Prague, Czech Republic Time: Friday, 14:00–15:30 Location: Auditorium Oral FrA1.1 14:00 Oral FrA1.4 14:45 Single-cycle strong-field mid-infrared laser source —Tobias Generation of Millijoule Few-Cycle Pulses at 5 μm by Indirect Steinle1, Ugaitz Elu1,Matthias Baudisch1,Hugo Pires1, Spectral Shaping of the Idler in an OPCPA —Martin Bock, Francesco Tani2,Michael H. Frosz2,Felix Koettig2, Lorenz von Grafenstein, Uwe Griebner, and Thomas El- Alexey Ermolov2,Philip S. Russel2, and Jens Biegert1,3 — saesser — Max Born Institute, Berlin, Germany 1 ICFO - Institut∙ de Ciencies Fotoniques, The Barcelona Insti- We demonstrate the successful application of a midwave-infrared tute of Science and Technology, 08860 Castelldefels (Barcelona), spatial light modulator for the generation of 5-μm idler pulses 2 ∙ Spain — Max-Planck Institute for Science of Light, Staudtstraße with duration of 80 fs by shaping the 3.5-μm signal pulses in 3 2, 91058 Erlangen, Germany — ICREA Passeig Lluís Companys an OPCPA. The achieved pulse energy in the 1 kHz pulse train 23 08010 Barcelona, Spain amounts to 1.0 mJ. We present a unique single-cycle mid-infrared driving source for strong-field processes based on highly efficient nonlinear com- Oral FrA1.5 15:00 pression of a high repetition rate OPCPA. The system delivers High-power broadband mid-IR difference-frequency gener- CEP stable 1.35 optical cycle pulses (14.5 fs) with 3.9 GW peak ation driven by a few-cycle 2 μm laser system — Tobias 1,2 1 1,2 power centered at 3.3 μm and 160 kHz repetition rate. Heuermann ,Christian Gaida ,Martin Gebhardt , Fabian Stutzki3,Cesar Jauregui1,Jose Anotnio-Lopez4, Oral FrA1.2 14:15 4 4 Axel Schulzgen ,Rodrigo Amezcua-Correa ,Ioachim∙ High-energy 7 μm OPCPA pumped by 260 mJ Ho:YLF Pupeza5,Andreas Tünnermann1,2,3, and Jens Limpert1,2,3 — 2 μm CPA laser — Ugaitz Elu1,Daniel Sánchez1, 1Institute of Applied Physics, Jena, Germany — 2Helmholtz In- Tsuneto Kanai1,Tobias Steinle1,Kevin Zawilski2,Peter stitute Jena, Jena, Germany — 3Fraunhofer Institute for Applied G. Schunemann2,Olivier Chalus3,Guillaume Matras3, Optics and Precision Engineering, Jena, Germany — 4CREOL 3 1,4 1 5 Christophe Simon-Boisson∙ , and Jens Biegert — ICFO - College of Optics and Photonics, Orlando, USA — Max-Plack- Institut de Ciencies Fotoniques, The Barcelona Institute of Sci- Institute of Quantum Optics, Garching, Germany ence and Technology, 08860 Castelldefels, Barcelona, Spain — We present efficient intrapulse difference-frequency generation 2 BAE Systems, MER15-1813, P.O. Box 868, Nashua, New Hamp- driven by a high-power Tm-doped fiber laser resulting in 450mW 3 shire 03061, USA. — THALES Optronique S.A.S., Laser Solu- of average mid-infrared output power corresponding to 1.8% of tions Unit, 2 avenue Gay-Lussac, 78995 Elancourt Cedex, France conversion efficiency. The produced radiation covers more than 4 — ICREA, Pg. Lluis Companys 23, 08010 Barcelona, Spain an octave with a central wavelength of 12μm spanning from We present the development of a 2-μm Ho:YLF MOPA system 7.2μm to 16.5μm (10dB width). with the record output pulse-energy of 260-mJ. The high-energy Ho:YLF laser is being a key-enabling tool for pumping a new Oral FrA1.6 15:15 millijoule-level optical parametric chirped pulse amplifiers in the Four-octave simultaneous infrared spectral coverage (2–16.5 1,2 mid-infrared regime. μm) based on a compact Cr:ZnS laser — Qing Wang ,Jin- wei Zhang1,Nathalie Nagl3,Vladimir Pervak3,Ferenc Oral FrA1.3 14:30 Krausz1,3,Oleg Pronin1, and Ka Fai Mak1 — 1Max-Planck Picosecond Ho:YLF Chirped Pulse Amplifier System with 10 2 Institute of Quantum Optics, Garching, Germany∙ — School of GW Peak Power at a 1 kHz Repetition Rate —Lorenz von Optics and Photonics, Beijing Institute of Technology, Beijing, Grafenstein,Martin Bock, Uwe Griebner, and Thomas China — 3Ludwig-Maximilians Universität München, Garching, Elsaesser — Max Born Institute, Berlin, Germany Germany We report on a 2.05-μm Ho:YLF based laser source, containing a We present a table-top Cr:ZnS-based source capable of simul- regenerative and two power amplifiers.∙ The system delivers 40.5 taneously covering over four octaves (2–16.5 μm) in the mid- mJ, 3 ps pulses with energy fluctuations of the 1 kHz pulse train infrared ‘molecular finger-print’ region. The simple master- <0.3% rms. oscillator power-amplifier setup, together with the elegant single- beam intra-pulse difference frequency generation scheme, provide an average mid-infrared power of 1.7 mW—enough to satu- rate typical HgCdTe (MCT) detectors.

15:30–15:45: Closing Remarks Friday

– 45 – Authors’ Index

A Blanchot, Jean-Philippe. .ThP.18, Daniault, Louis...... TuM1.3 Fromzel, Viktor...... TuA1.3 Aadhi, A...... WeP.23 ThP.33 Danilevicius, Rokas...... TuP.16 Frosz, Michael H...... FrA1.1 Achar Vasant, Harish.... FrM1.6 Blume, Gunnar...... TuM1.4 DANILOV, PAVEL ...... ThP.13 Fsaifes, Ihsan ...... TuM1.3 Ackermann, Alexander. . .WeP.37 Bock, Martin.....FrA1.3, FrA1.4 Dashkevich, Vladimir .... ThP.27 Afkhamiardakani, Hanieh Bödewadt, Jörn...... ThA1.7 Dawson, Martin ...... TuP.30 TuM2.4 Bogusławski, Jakub ...... TuP.8 Dawson, Martin D...... ThA2.6 G Agnesi, Antonio . . TuP.32,∙ TuP.33 Böhle, Frederik...... TuP.28 de Aldana, Javier Rodríguez Gaida, Christian FrM1.5, FrA1.5 Aguiló, Magdalena ...... WeP.18, BOIVIN, Denis...... TuP.14 Vázquez...... ThM1.2 Gaponenko, Maxim..... FrM2.6 ThM1.1, ThM1.2, ThP.19, Bose, Surajit...... WeP.4 Deineka, Roman...... ThP.26 Garcia-Blanco, Sonia M. . WeP.17 ThP.20, ThP.25, ThP.32 Bouchy, François...... TuA1.4 Délen, Xavier .. TuM1.7, WeP.28 Gebhardt, Martin FrM1.5, FrA1.5 Ahmad, Munadi...... TuP.27 Boullet, Johan...... WeP.36 Deliancourt, Etienne....WeM1.1 Geiselmann, Michael.....TuA1.4∙ Aka, Gerard...... ThP.34 Bourderionnet, Jérôme .. TuM1.3 Demesh, Maxim ...... ThP.27, Georges, Patrick ...... TuM1.4,∙ BOURDON, Pierre ...... ∙ TuP.14 ThP.42, ThA2.2 Akçaalan, Önder ...... ThP.15 ∙ TuM1.7, WeP.22, WeP.28, Alam, Sabir Ul...... TuP.34 Boutu, Willem ...... WeP.22 Demetriou, Giorgos ...... TuP.30 ThP.18, ThP.33 Albrodt, Philipp ...... TuM1.4∙ Bouyer, Philippe...... ThP.5 Demircan, Ayhan ...... WeP.4 Gerasimenko, Andrey ....ThP.36 Brandam, Jeremy...... TuM2.2 Descamps, Dominique ..TuM2.2∙ Alekseev, Dmitriy...... WeM1.4 ∙ Geskus, Dimitri...... TuA1.2 Ališauskas, Skirmantas. . .TuP.21, Brida, Daniele ...... FrM1.1 Desfarges-Berthelemot, Agnes Ghedina, Adriano...... TuA1.4 WeP.2, WeM2.6 Brignon, Arnaud ...... TuM1.3 WeM1.1 Gheorghe, Cristina ...... ThP.34, Aloian, Georgii...... ∙ TuP.23 Briles, Travis...... TuA1.5 Devi, Kavita ...... WeM2.2 ThP.41 Brinker, Frank...... TuP.18 Deyra, Loïc...... WeP.36 Alves, Joana...... WeP.33 ∙ Gheorghe, Lucian...... ThP.34, Alyshev, Sergey...... ThP.2 Brochard, Pierre ...... FrM2.6 Dianov, Evgeny...... ThP.2 ThP.41 Amezcua-Correa, RodrigoFrA1.5 Brons, JonathanMoA2.3, FrM2.1, Díaz, Francesc ThM1.1, ThM1.2, Ghosh, Anirban .. TuP.34, TuP.35 Amotchkina, Tatiana .....∙ ThP.17 FrM2.2, FrM2.3 ThP.19, ThP.20, ThP.25, ThP.32 Glebov, Leonid ...... TuP.25 Amrani, Foued...... MoA1.3∙ Brown, C Tom A...... ThA2.6 Díaz, Francisco ...... WeP.18 Głuszek, Aleksander ....WeA1.1∙ Anderson, Miles ...... TuA1.4 Bucksbaum, Philip H.... TuM2.1 Diaz, Roman...... WeP.36 Gollner, Claudia WeP.2, ThA1.2 Andrade, Jose ...... WeP.26 Buczyński, Ryszard...... WeP.5 Diddams, Scott ...... TuA1.5 Gorbachenya, Konstantin ThP.26 Andrade, José R. C...... WeP.29, Buldt, Joachim ...... TuM1.2 Diels, Jean-Claude...... TuM2.4 Gouhier, Benoît . . TuP.10, ThP.5, Dietrich, Christian Markus FrM2.5 ∙ ThP.6 Andrade, José Ricardo ... WeP.25 WeP.21 Grant-Jacob, James...... ThP.11∙ ∙ C Ding, Yihang ...... TuP.4 ∙ Andrade , José Ricardo Cardoso ∙ Grattoni, Vanessa...... ThA1.7 de...... WeP.21 CADIER, Benoit...TuP.14, ThP.5 Dixneuf, Clément...... ThP.6 Greculeasa, Madalin∙ ..... ThP.34, ∙ Dobrakowski, Dominik... WeP.6 Anotnio-Lopez, Jose...... FrA1.5 Cai, Huaqiang....ThP.19, ThP.21 ∙ ThP.41 Antier, Marie...... TuM1.3 Canals Casals, Josep.....WeP.20, Doroshenko, Maxim ..... ThP.36, Grelu, Philippe ...... MoA1.3, Antipov, Oleg...... WeM1.4 WeP.31 ThP.40 MoA1.5, TuP.2 Doroshenko, Maxim E. .. ThP.38 Antipov, S...... TuP.31 Cante, Silvia...... ThA2.7 ∙ Grewal, Raghwinder Singh Antoni-Micollier, Laura ... ThP.6 Cantelar, Eugenio...... WeP.18 Dörre, Nadine...... ThA1.5 ∙TuP.35 Anuszkiewicz, Alicja ...... WeP.6 Canuel, Benjamin ...... ThP.5 Drake, Tara...... TuA1.5 Griebner, Uwe ThM1.1, ThM1.2, Aravazhi, Shanmugam ... WeP.17 Carlson,∙ David...... TuA1.5 Drescher, Markus...... ThA1.7 ThP.19,∙ ThP.20, ThP.21, Arissian, Ladan...... TuM2.4 Casanova, Alexis ...... ∙ MoA2.6 Drs, Jakub...... ThA1.1 ThP.25, ThP.32, ThA2.4, Druon, Frédéric . WeP.28, ThP.18, ∙ Arshad, M. Assad...... WeA1.2 Castellano-Hernández, Elena ∙ ThA2.5, FrA1.3, FrA1.4 Assmann, Ralph ...... ThA1.7 ThP.27, ThP.42, ThA2.2 ThP.33 Gröbmeyer, Sebastian ... FrM2.1, Astrauskas, Ignas ...... ThM2.3, Cecconi, Massimo ...... TuA1.4 Dubietis, AudriusWeP.38, WeP.39 FrM2.2 ThA1.4 Cech, Miroslav ...... ThP.23 Dubinskii, Mark.. TuA1.3, ThP.1 Gu, Erdan ...... TuP.30 Aubrecht, Jan...... ThP.3 Chaitanya Kumar , Suddapalli Dunina, Elena...... ThP.27 Guarepi, Valentin∙ ...... ∙ ThP.16 Auguste, Jean-Louis.....WeM1.1 WeP.31 ∙ Dupiol, Richard...... WeM1.1 Guenard, Romain...... WeM1.1 ∙ Durand, Eric ...... TuM1.3 ∙ Aydin, Yigit Ozan...... FrM1.2 Chalus, Olivier...... FrA1.2 ∙ Guichard, Florent...... TuM1.7, Azima, Armin...... ThA1.7 Chanteloup, Jean-Christophe Durand, Magali ...... WeP.36 WeP.22 ∙ TuM1.3 Guiraud, Germain . TuP.10, ThP.6 Chazelas, Bruno ...... TuA1.4 Gulyashko, Alexander....WeP.34 B ∙ Chen, Hong-Jie ..... TuP.3, TuP.5 E Guo, Xinsheng...... ThA2.1 Babushkin, Ihar...... WeP.21 Chen, Weidong...... ThP.25 Eason, Robert...... ThP.11 Gurel, Kutan... MoA1.2, FrM2.6 Badikov, Dmitrii ...... ThP.40 Chen, Xiaowei ...... WeP.22 Ebrahim-Zadeh, M...... WeP.23, Gusakova, Natali ...... ThP.37 Badikov, Valerii ...... ThP.40 Chen, Yizhu.... TuM1.6, TuP.17, WeP.24 GUSTAVE, François...... TuP.14 ThP.4 Ebrahim-Zadeh, Majid . . WeP.20, Bae,JiEun...... ThM1.1 ∙ Baev, Valeri M...... WeP.12 Chiche , Ronic ...... WeP.22 WeP.27, WeP.31, WeM2.1, Cho, Yong Jun...... ThA2.5 WeM2.2 H ∙ Bai,Z...... TuP.31 ∙ Baker, Howard J...... WeP.19 Cho, Young Jun . ThP.21, ThA2.4 Eichhorn, Marc...... TuP.12 H. Heckl, Oliver...... MoA1.6 Balandin, Vladimir ...... TuP.18 Choi, Sun Young ...... ThP.37 Elahi, Parviz ...... ThP.15 Hakobyan, Sargis...... MoA1.2 Balandyte,˙ Sigita...... WeP.38 Choi, Sun Yung ...... ThM1.1 Elsaesser, ThomasFrA1.3, FrA1.4 Halstuch, Aviran ...... ThP.14 Balciunas, Tadas...... ThA1.4 Chu, Hongwei ... TuP.18, ThA1.8 Elu, Ugaitz ..... FrA1.1, FrA1.2 Hamdi, Said ..... MoA1.5, TuP.2 Balcou, Philippe...... TuM2.2 Chyla, Michal ...... TuP.25 Endo, Akira...... TuP.19, TuP.25, Hanna, Marc....TuM1.7, WeP.22 Balembois, François ..... ThP.18, Cia¸ćka, Piotr...... WeP.5 WeP.30, WeP.32 Hansen, Anders Kragh ..TuM1.4 Ciappina, Marcelo ...... WeP.35 Engelsholm, Rasmus Dybbro ∙ ThP.33 ∙ ∙ Hartl, Ingmar...MoA2.2, TuP.18, Baltuska, Andrius...... MoA2.5, Cimek, Jarosław...... WeP.5 WeP.10 TuP.21, WeP.1, WeM2.6, ∙ WeP.2, ThM2.3, ThA1.2, Clarkson, Andy...... TuP.29 Ermolov, Alexey...... FrA1.1 ThA1.7, ThA1.8 ThA1.4 Clarkson, William A.....WeA1.3 Eschen, Wilhelm...... ThM1.3 Hartung, Alexander ..... WeA1.2 Coetzee, Riaan...... WeM2.3 Escoto, Esmerando ...... TuP.28 bang, Ole...... WeP.10, WeP.11 ∙ Harutyunyan, Avet...... TuA1.4 Bartelt, Hartmut. .WeA1.2, ThP.7 Coillet, Aurélien. .MoA1.5, TuP.2 Esser, Daniel M.J ...... TuP.27 Hau, Stefania.....ThP.34, ThP.41 Barthélémy, Alain...... WeM1.1 Conejero, Enrique . WeP.7, WeP.8 Esser, M J Daniel...... WeP.19 Heilmann,∙ Anke...... TuM1.3 Bartulevicius, Tadas..... TuP.15, Corwin, Kristan L ...... ThA1.5 Heiner, Zsuzsanna ...... WeM2.5 TuP.16, TuP.22 Couderc, Vincent ...... WeM1.1 Hekmat, Negar...... ThA1.3 Baudisch, Matthias...... FrA1.1 Courjaud, Antoine .....MoA2.6, F Hendrie, James...... TuM2.4 Bauer, Dominik . FrM2.1, FrM2.3 WeP.36 Fabert, Marc...... WeM1.1 Herek, Jennifer L...... WeP.17∙ Becker, Martin ...... ∙ ThP.7 Crego , Aurora...... WeP.8 Fedorov, Vladimir WeP.2, ThA1.2 Hergott, Jean-François ... WeP.22 Beichert, Luise . WeP.25, WeP.26 Crespo, Helder ...... TuP.28 Fedotov, Andrey...... ThA1.4 Herr, Tobias ...... ∙ TuA1.4 Bellanger, Séverine ...... TuM1.3 Crespo López-Urrutia, José Fellinger, Jakob...... MoA1.6 Heuer, Alexander Marc.. ThP.22 Ramon ...... WeP.37 Belogolovskii, Dmitrii .... TuP.24 ∙ Feral, Christophe...... TuM2.2 Heuermann, Tobias ..... FrM1.5, Benko, Craig...... ThA1.5 Croitoru, Gabriela...... WeP.16, Fibrich, Martin...... ThP.39 FrA1.5 Bergner, Klaus ...... ∙ ThM2.4 ThP.34 Figueira, Gonçalo...... WeP.33 Heyl, Christoph M...... TuP.18, Bernier, Martin...... FrM1.2 Crump, Paul...... TuM1.4 Firstov, Sergei ...... ∙ ThP.2 ThA1.5 ∙ Csanaková, Bianka ...... WeP.30, uhr’Index Authors’ Bertoldi, Andrea ...... ThP.5 ∙ Firstova, Elena ...... ThP.2 Hickstein, Daniel ...... TuA1.5 Bessing, Robert...... FrM2.7 WeP.32 Fjodorow, Peter...... ∙WeP.12 Hilbert,∙ Vinzenz ...... ThM1.3 Biasetti, Demian ...... ThP.16 Csontos, Janos...... TuP.28 Flöry, Tobias.. MoA2.5, ThM2.3, Hildenbrand-Dhollande, Anne Biegert, Jens...... FrA1.1, FrA1.2 ThA1.4 ∙ TuP.12∙ Bigotta, Stefano...... TuP.12 ∙ Foltynowicz, Aleksandra . . WeP.9 Hillert, Wolfgang...... ThA1.7 Binhammer, Thomas ... WeP.26 D Fortin, Vincent ...... ∙ FrM1.2 Hinke, Christian ...... ThM1.4 Binhammer, Yuliya ...... WeP.25, Dai, Xiaojun ..... ThP.19, ThP.21 Frank, Milan...... ∙ TuP.38 Hochheim, Sven...... WeA1.4 WeP.26 Dalloz, Nicolas ...... TuP.12 Fregnani,∙ Luigi. TuP.33, WeM2.3 Hoffmann, Martin ...... ThA1.3, Birch, Rolf B...... WeP.19 Damzen, Michael J ...... ThP.24 Fritsch, Kilian . MoA2.3, FrM2.1 FrM2.4 ∙ ∙ ∙ ∙ ∙ – 46 – ∙ Authors’ Index

Holmen, Lars G...... ThP.9 ThP.35, ThP.37, ThP.42, Lin, Haifeng...... ThP.25 WeP.21, WeP.25, WeP.26, Honzátko, Pavel ...... ThP.3 ThA2.3 Lin, Zhoubin...... ThP.25 WeP.29, ThP.10, FrM2.5 Hopkins, John-Mark.....ThA2.6 Klas, Robert.. ThM1.3, ThM2.4, Lindberg, Robert ...... TuP.8 Mottay, Eric...... TuM1.7 HOREZAN, Nicolas ...... TuP.14 ThA1.6 Lisowska, Jolanta...... WeP.6 Mudryi, Alexander ...... ThP.42 Horstman, Luke ...... TuM2.4∙ Kleinert, Sven...TuP.28, WeP.29 Liu, Hangyu ...... TuP.30 Muga,J.G...... EPL.1 Houssaini, Rachid...... WeA1.4 Klenke, Arno...TuM1.1, TuM1.2 Liu, Jie...... ThA2.1 Müller, MichaelTuM1.1, TuM1.2 Hovhannesyan, Karine. . .ThP.35, Klimczak, Mariusz∙ . WeP.5, WeP.6 Liu, Junqui...... TuA1.4∙ Müller, Micheal ...... ThM2.4 ThA2.3 Klingebiel, Sandro ...... FrM2.7 Liu,Qiyao...... TuP.29 Musgrave, Ian ...... TuP.27 Hsu, Ning...... TuM2.4 Kniggendorf, Ann-Kathrin∙ Loiko, Pavel ..ThM1.1, ThM1.2, musha, mitsuru...... FrM1.4∙ Hua, Ping...... ThP.11 WeP.25 ThP.19, ThP.20, ThP.21, Muzik, Jiri...... TuP.19,∙ TuP.25 Huang, Hui ..... ThP.20, ThA2.5 Koettig, Felix...... FrA1.1 ThP.25, ThA2.4, ThA2.5 Huber, Günter...... ThP.22 Konyashkin, A. V...... TuP.26 Loiseau, Pascal...... ThP.34∙ Huber, Robert...... ThP.8 Konyashkin, Aleksey.....TuP.23, Lopez-Amo, Manuel...... ThP.6∙ N Hudzikowski, Arkadiusz.WeA1.1 TuP.24 Lopez∙ Martens, Rodrigo .. TuP.28 ∙ Nadeau, Marie-Christine TuM2.2 Hülsenbusch, Thomas... TuP.21, Koray Kesim, Denizhan..FrM2.4 Lopez-Zubieta, Boris...... WeP.7 Nagl, Nathalie .. FrM1.3, FrA1.6 WeM2.6 Kores, Cristine C...... TuA1.2 Louis de Canonville, Cyprien Nagy, Tamas...... TuP.28 Hupel, Christian...... TuM1.1, Kornienko, Alexei...... ThP.27 WeP.28 Nandy, Biplob...... WeP.20 WeM1.3 Korolkov, Andrei ...... TuP.24 Lucas-Leclin, Gaëlle.....TuM1.4 ∙ NASTULYAVICHUS, ALENA Huynh, Jaroslav...... WeP.32 Kosmyna, Miron ...... ThP.26 Lucianetti, Antonio.....ThM1.2, ThP.13 ∙ Kot, Yauhen...... TuP.18 ThP.32 Nathanael, Anne ...... ThM1.3 Koulouklidis, Anastasios D. Lukošiunas,¯ Julius...... WeP.39 ∙ ∙ Natile, Michele.TuM1.7, WeP.22 I ThA1.2 Luo, Ai-Ping ...... TuP.3, TuP.5 Nauta, Janko...... WeP.37 Ilday, F. Ömer...ThP.15, FrM2.4 Kovalenko, Nazar ...... ThP.36 Luo, Zhi-Chao ...... TuP.3, TuP.5 Navratil, Petr...... ThP.32 IONIN,ANDREY...... ThP.13 Kovalenko, Nikita ...... TuP.23 Lykov, Pavel A...... ThP.38 Negri, Jacopo Rubens.... TuP.32 Kovalyov, Alexey ...... ThA2.3 ∙ Isaenko, Ludmila ...... TuP.40 ∙ ∙ Němec, Michal .. ThP.31, ThP.40 Ishaaya, Amiel A...... ThP.14 Kowalczyk, Maciej ...... TuP.39, Neumann, Jörg.MoA1.4, WeA1.4 ishii, tomohiro...... FrM1.4∙ ThP.21, ThA2.4 M Neyra, Enrique .. WeP.35, ThP.16 Ishizuki, Hideki ...... ∙TuP.36 Kracht, DietmarMoA1.4, WeA1.4 M. Kazemi, Mehdi...... ThA1.7 Nikitin, D. G...... ∙TuP.26 Ishmametiev, Nikolay .... WeP.13 Kraemer , Darren...... FrM1.2 Ma, Fengkai ..... ThP.23, ThA2.1 Nikitin, Dmitrii .. TuP.23,∙ TuP.24 Kränkel, Christian...... ThP.22,∙ Ismagilova, Renata...... TuP.13, ∙ Ma, Pengfei...... TuM1.5 Nilsson, Johan ...... FrM1.6 WeP.13 ThP.27, ThP.42, ThA1.1, Ma, Yanxing...... TuM1.5 Nithyanandan, K...... MoA1.5 Ismail, Nur ...... ∙ TuA1.2 ThA2.2, FrM2.6 Mackenzie, Jacob...... ThP.11∙ Nold, Johannes ...... WeM1.3∙ Ivanov, Rosen...... ThA1.7 Krausz, Ferenc . FrM1.3, FrM2.1, Mackenzie, Jacob I...... ThA2.7 Nolte, Stefan ...... ThM2.4 Ivleva, Liudmila I...... ThP.38∙ FrM2.3, FrA1.6 Mackonis, Paulius ...... ∙TuM2.3 Novak, Ondrej ... TuP.19, TuP.25, Ivleva, Lyudmila I...... TuP.38 Kreipe, BernhardWeP.29, FrM2.5 Madeikis, KarolisTuP.15, TuP.16, WeP.30, WeP.32 Krupa, Katarzyna...... MoA1.5, TuP.22 WeM1.1 Magarell, Daniel...... ThP.28 J Kubeček, Václav. .TuP.38, TuP.40, Mak, Ka Fai.....ThP.17,∙ FrM1.3, O TuP.41, ThP.23, ThP.39, ∙ Jäger, Matthias.. WeA1.2, ThP.7 FrA1.6 Obrzud, Ewelina...... TuA1.4 ThA2.1 Mak, KaFai ...... FrM2.1 Jamal, Muhammad Tahir TuM1.4 kubo,∙ takashi ...... FrM1.4 O’Donnell, Callum F.....WeP.20, Jambunathan, Venkatesan Malevich, Pavel .. WeP.2, ThM2.3 WeP.27, WeM2.1 KUDRYASHOV, SERGEY.ThP.13 Manek-Hönninger, Inka .. TuP.12 ThM1.2, ThP.32 Kühn, Steffen...... WeP.37∙ Oelmann, Jan-Hendrik.. WeP.37 Jang, Hoon...... WeP.15∙ ∙ Manschwetus, Bastian ... ThA1.7 ogawa, kazuhiko...... FrM1.4∙ Kuleshov, NikolaiThP.27, ThP.37, Mansourzadeh, Samira...ThA1.3 Jarutis, Vygandas...... WeP.3 ThP.42 Orlovich, Valentin...... ThP.27 Jauregui, CesarWeM1.3, WeM1.5, Marcinkevičiut¯ e,˙ Agne˙ . . WeP.38, Ouillé,∙ Marie∙ ...... TuP.28 Kuleshov, Nikolay...... ThP.26, WeP.39 ∙ FrM1.5, FrA1.5 ThP.35, ThA2.3 Jelínek, Michal .. TuP.25, TuP.38, Marion, Denis...... TuM2.2 Kumar, S. Chaitanya.....WeP.23, Martynkien, Tadeusz...... TuP.9, TuP.40, TuP.41, WeP.30, WeP.24 ∙ P ThP.23, ThP.36, ThP.39 TuP.39, WeP.9, WeA1.1 Kundermann, Stefan ..... TuA1.4 Masons, Jaume...... WeP.18 Padhye, Anuja ...... WeM2.2 Jelínková, Helena...... ThP.31, Kurilchik, Sergey...... ThP.11 Pan, Zhongben . ThP.19, ThP.21, ThP.36, ThP.38, ThP.39, Mateos, Xavier ThM1.1, ThM1.2, ∙ ∙ Kurus, Aleksey ...... TuP.40 ThP.19, ThP.20, ThP.21, ThA2.5 ThP.40 Kuznetsov, Maxim ...... WeM1.4 Paoletta, Therese...... WeM2.1 ThP.25, ThP.32, ThA2.4, ∙ Jensen, Ole Bjarlin...... TuM1.4 Kwarkye, Kyei...... WeP.11 Papadopoulos, Dimitrios.WeP.28 Jiang, Dapeng...... ThP.23 ∙ ThA2.5 ∙ ∙ Matras, Guillaume...... FrA1.2 Papashvili, Alexander G. . ThP.38 Jiang, Shibin...... ThP.1 Papp, Scott...... TuA1.5 Jing, Wei ...... ThP.20, ThA2.5 Medina, Marc...... WeP.18 L Mêlet, Alexandre ...... TuM2.2 Paradis, Clément...... ThA1.1, Jirauschek, Christian ...... ThP.8 ∙ FrM2.6 João, Celso P...... WeP.33 Laarmann, Tim...... ThA1.7 Melkumov, Mikhail...... ThP.2 Labaye, François...... FrM2.6 Meng, Daren ...... TuM1.5 Paschke, Katrin...... TuM1.4 Jornod, Nayara...... MoA1.2 Pasiskevicius, Valdas ... MoA2.4, Jukna, Vytautas ...... WeP.38 Lagatsky, Alexander A ... ThA2.6 Merdji, Hamed...... WeP.22 ∙ Lallier, Eric...... TuM1.3 Mergo, Paweł .... TuP.39, WeP.9, TuP.8, WeP.15, WeM2.3 Lancaster, David...... TuA1.1 WeA1.1 Paul David, Samuel...... ThP.32 Lang, Tino...... TuP.21, WeM2.6 Mero,Mark...... WeM2.5 Pavel, Nicolaie ... WeP.16, ThP.34 K Pavlyuk, Anatoliy ThP.37, ThP.42 Larat, Christian ...... TuM1.3 Metzger, Thomas ...... FrM2.7 ∙ kajikawa, eiji...... FrM1.4 Larionov, Igor...... WeP.34 Meyer, Frank....ThA1.1, ThA1.3 Pawliszewska, Maria...... TuP.9 Kaksis, Edgar...MoA2.5, ThA1.4 Laroche, Mathieu...... ThP.5∙ Michailovas, Andrejus ... TuP.15, Pepe, Francesco...... TuA1.4 Kalaycıoğlu, Hamit...... ThP.15 Laurell, Fredrik .. MoA2.4, TuP.8, TuP.16, TuP.22 ∙ Perevoznik, Dmitrii ..... ThP.10 Kamrádek, Michal...... ThP.3 Pérez Hernández, Jose Antonio ∙ WeP.15, WeM2.3 Michel, Knut...... FrM2.7 ∙ Kanai, Tsuneto. WeM2.4, FrA1.2 Lavenu, Loïc . . . TuM1.7, WeP.22 Mickus, Marijus .. MoA2.1, TuP.7 WeP.35 Kardaś, Tomasz M...... TuP.1 Pertsch, Thomas ...... ThM1.3 Lazzarino, Leslie Lamberto Mildren, R.P...... TuP.31 ∙ Kartashov, Daniil.WeP.2, ThA1.4 ThA1.7 Mildren, Richard ...... TuP.31 Pervak, Vladimir ...... MoA2.3, Kašík,Ivan...... ThP.3 ThP.17, FrM1.3, FrA1.6 ∙ le Dortz, Jérémy...... TuM1.3 Milla, Maria Jose...... WeP.36 Kästel, Jürgen ...... TuP.20 LE GOUËT, Julien...... ∙ TuP.14 Miller, R.J. Dwayne...... EPS.1 Peterka, Pavel ...... ThP.3 Kasztelanic, Rafał . . WeP.5, WeP.6 Leandro, Daniel ...... ThP.6 Millot, Guy...... WeM1.1 Petit, Stephane...... TuM2.2 Kemp, Alan ...... TuP.30 ∙ Petrosyan, Ashot ThP.35, ThA2.3 Lechner, Christoph ...... ThA1.7 Miltchev, Velizar...... ThA1.7 ∙ Kermene, Vincent...... WeM1.1 Lecomte, Steve...... TuA1.4 Minassian, Ara...... ThP.24∙ Petrov, Valentin ...... WeM2.5, Kesim, Denizhan K...... ThP.15 ∙ ∙ ThM1.1, ThM1.2, ThP.19, Lee, Yeon...... WeM2.4 Minoni, Umberto ...... WeM1.1 ∙ Khaled, Federico...... ThP.34 Leng, Jinyong...TuM1.5, TuM1.6 Mitrofanov, Alexander. . . .WeP.2, ThP.20, ThP.21, ThP.25, Khan, Shaukat...... ThA1.7 Lenzner, Matthias ...... TuM2.4 ThA1.4 ThP.32, ThA2.4, ThA2.5 Kharakhordin, Alexander. .ThP.2 Leroi, Florian...... WeA1.3 Mocek, Tomas ...TuP.19, TuP.25, Petrulenas, Augustinas .. TuM2.3 Khramov, Ivan .. TuP.13, WeP.13 Lhermite, Jerome ...... TuM2.2 WeP.30, WeP.32, ThM1.2, Peyton, Roberto...... ThP.16 Kieleck, Christelle...... TuP.12 Li,Chen...... MoA2.2 ThP.32 Pfeifer, Thomas...... WeP.37 Kifle, Esrom.. ThM1.1, ThM1.2, Li, Qing...... TuA1.5 Modotto, Daniele ...... WeM1.1 Pfeiffer, Tom ...... ThP.8 ThP.19, ThP.25 ∙ Pichon, Pierre.. ThP.18, ThP.33 ∙ Liao, Wen-Jing...... TuP.5 Modsching, Norbert.....ThA1.1, Kim, Dong Eon...... WeM2.4 Lifante, Ginés...... WeP.18 FrM2.6 Pigarev, A. V...... TuP.26 Kip, Detlef...... WeP.18 Limpert, Jens .. TuM1.1,∙ TuM1.2, Mohr, Christian ...... ThA1.8 Pires, Hugo...... WeP.33, FrA1.1 Kippenberg, Tobias∙ ...... TuA1.4 Pirzio, Federico. . .TuP.32, TuP.33 WeM1.3, WeM1.5, ThM1.3, Molinari, Emilio...... TuA1.4 ∙ ∙ Kirsche, Alexander ..... ThA1.6 ThM2.4, ThA1.6, FrM1.5, Moravec, Ondřej ...... ThP.3 Placzek, Fabian ...... FrM2.5 Kisel, Viktor.....ThP.26, ThP.27, FrA1.5 ∙ Morgner, Uwe .... TuP.28, WeP.4, Plath, Tim...... ThA1.7 Authors’ Index ∙ – 47 – Authors’ Index

Poetzlberger, Markus ... MoA2.3, TuP.10, ThP.5, ThP.6 Südmeyer, Thomas ..... MoA1.2, W FrM2.3 Saraceno, Clara J.ThA1.1, FrM2.4 ThA1.1, FrM2.6 Wabnitz, Stefan...... WeM1.1 Pollnau, Markus ...... TuM2.5, Saraceno, Clara Jody.....ThA1.3 Sukeert, Sukeert ...... WeM2.2 Wandt, Christoph...... FrM2.7 TuA1.2, WeP.17 SARAEVA, IRINA...... ThP.13 Šulc, JanThP.31, ThP.36, ThP.38, Wandt, Dieter...... MoA1.4 Pomeranz, Leonard ...... ThP.28, Sathian, Juna...... ThP.24 ThP.39, ThP.40 ∙ Wang, Pan...... TuP.4 ThP.30 Sauder, Daniel...... TuP.20 Šuminas, Rosvaldas...... WeP.38, Wang, Qing .....ThP.17, FrA1.6 Poprawe, R...... ThM1.4∙ Savitski, Vasili...... TuP.30 WeP.39 ∙ ∙ ∙ Wang, Yicheng .. ThP.19, ThP.20, Porat, Gil...... ThA1.5 Schaarschmidt, Kay ...... WeP.1 Sutter, Dirk ..... FrM2.1, FrM2.3 ThP.21, ThP.25, ThA2.5 Pötzelberger, Markus .... FrM2.1 Schelle, Detlef...... ThM1.3 Švejkar, Richard . ThP.31, ThP.38 Wang, Zhengping ...... ThA2.4 Prentice, Jake...... ThP.11 Schilt, Stephane MoA1.2, FrM2.6 Szczepanek, Jan.. TuP.1, ThP.15 ∙ ∙ ∙ Wang, Zhiqiang...... MoA1.5 Preobrazhenskii, Valery. .ThA2.3 Schirmel, Nora.TuP.21, WeM2.6 Weichelt, Birgit...... TuP.20 Presti, Damian ...... ThP.16 Schmidt, Berthold...... ThM2.1∙ ∙ ∙ Westly, Daron...... TuA1.5 Prinz, Stephan...... FrM2.7 Schmidt, Mark...... ThP.8 T Wienke, Andreas...... MoA1.4 Pronin, Oleg....MoA2.3, ThP.17, Schmidt, Markus A...... WeP.1 ∙ ∙ ∙ Tadess, Getnet ...... ThM1.3 Wildi, François ...... TuA1.4 FrM1.3, FrM2.1, FrM2.2, Schoun, Stephen B...... ThA1.5 Tai, Boyin...... WeM1.2 Williams, R.J...... TuP.31 FrM2.3, FrA1.6 Schreiber, Thomas...... TuM1.1∙ ∙ Taira, Takunori. .MoA2.7, TuP.36 Williams, Stewart ...... ThM2.2 Przewłoka, Aleksandra .... TuP.8, Schrempel, Frank ...... ThM1.3 Tajalli , Ayhan.. TuP.28, WeP.26, Winkelmann, Lutz...... MoA2.2,∙ TuP.9 Schultze, Marcel ...... FrM2.7 ∙ WeP.29 TuP.18, TuP.21, ThA1.8 Przystawik, Andreas ..... ThA1.7 Schulz, Christof...... WeP.12 takeuchi, yu-ichi...... FrM1.4 Winkler, Georg...... MoA1.6 Pugzlys, Audrius MoA2.5, WeP.2, Schulzgen, Axel ...... FrA1.5 Tamošauskas, Gintaras .. WeP.38, Wise, Frank...... ∙MoA1.1 ThM2.3, ThA1.2, ThA1.4 Schunemann, Peter ..... WeA1.1, ∙ ∙ WeP.39 Wittwer, Valentin...... FrM2.6 Pujol, María Cinta ...... WeP.18 ThP.28, ThP.29, ThP.30 Tanaka, Hiroki...... ThA2.2 Wittwer, Valentin J...... MoA1.2, Pumpe, Sebastian...... TuP.18 Schunemann, Peter G.....FrA1.2 Tani, Francesco ...... FrA1.1 ThA1.1 Puncken, Oliver...... MoA1.4 Scurria, Giuseppe...... TuP.12 Tarnowski, Karol...... WeP.9 Wu,Bin...... ThP.10∙ Pupeza, Ioachim...... FrA1.5 Seidel, Marcus...... FrM2.2 ∙ ∙ ∙ Tawy, Goronwy...... ThP.24 Wu, Hanshuo...... TuP.17 Pysz, Dariusz ...... WeP.6 Serres, Josep Maria ...... ThP.19, Tchofo-Dinda, Patrice . MoA1.3, Wu, Jian...... ThP.4 ∙ ThP.20, ThP.21, ThP.25, ∙ MoA1.5 Wurth, Wilfried ...... ThA1.7 ThP.32 Teisset, Catherine Y...... FrM2.7 Q Sevillano, Pierre ...... WeP.36 Tejerina, Matias...... ThP.16 Shaidullin, Renat TuP.13, WeP.13 ∙ Qiu, Dong...... TuP.5 ∙ Ter-Gabrielyan, Nikolay. .TuA1.3 X Qiu, Min...... WeP.15 Shamir, Avishay...... ThP.14 Tereshchenko, Dmitriy ...TuP.41 Shardlow, Peter...... TuP.29 Xiao, Hu...... TuM1.5, TuM1.6 Tian, Jingyi...... WeP.15 Xiao, Xiaosheng ...... TuP.4 Shardlow, Peter C...... WeA1.3 Tian, Jinrong ...... TuP.6 Sharma, Varun. WeP.23, WeP.24 Xu, Jiangming .... TuP.17, ThP.4 R Tiess, Tobias...... ThP.7 Xu, Runqin...... TuP.6 Shebarshina, Irina...... TuP.23 Tkalcec, Kimberly E..... WeP.19 Rainer, Monica...... TuA1.4 Shekhovtsov, Alexey...... ThP.26 ∙ Xu, Wen-Cheng.....TuP.3, TuP.5 Ramachandran, Siddharth Tonello, Alessandro.....WeM1.1 Xu, Xinguang ...... ThA2.4 Sheng,Xin...... ThP.24 Torchia, Gustavo ...... WeP.35, ∙ WeM1.2 Shi,Liping...... ∙ ∙WeP.14 Xuan, Hongwen. .MoA2.2, WeP.1 Rampur, Anupamaa...... WeP.5, ThP.16 Shirakawa, Akira ...... TuP.11 Traynor, Nicholas . TuP.10,∙ ThP.5, WeP.6 Shumakova, Valentina .... WeP.2, Rao, A Srinivasa...... TuP.34 ∙ ThP.6 Y ThA1.2 Trophème, Benoit...... MoA2.6∙ Razskazovskaya, Olga....ThA1.1 Sidorov-Biryukov, Dmitri∙ . WeP.2 ∙ Yahia, Vincent...... MoA2.7 Regelskis, Ke¸stutis ..... MoA2.1,∙ Trubetskov, Michael...... ThP.17 Sidorov-Biryukov, Dmitriy Tschernajew, Maxim....ThM1.3, Yang, Changxi...... TuP.4 TuP.7 ThA1.4 Yao, Shunyu ...... TuP.4 Reilly, Sean ...... TuP.30∙ ThA1.6 Siems,Malte ...... ThM2.4 Tuitje, Frederik...... ThM1.3 Yao, Tianfu...... TuM1.6 Rishøj, Lars...... WeM1.2 Simon-Boisson, Christophe Yasukevich, Anatol ...... ∙ ThP.26, ROBIN, Thierry ... TuP.14,∙ ThP.5 Tünnermann, Andreas .. TuM1.1, ∙ TuM1.3, FrA1.2 TuM1.2, WeM1.3, WeM1.5, ThP.27, ThP.35, ThP.37, Ródenas, Airán.WeP.18, ThM1.1, Sirutkaitis, Valdas...... WeP.3 ThA2.3 ThM1.2 ∙ ThM1.3, ThA1.6, FrA1.5 ∙ Smetanin, Sergei. .TuP.40, TuP.41 Tünnermann, Henrik .... TuP.11 Ye,H...... WeP.23 Rodin, Aleksej M...... TuM2.3 Smetanin, Sergei N...... TuP.38 Ye, Jun . . . TuP.17, ThP.4, ThA1.5 Romero, Rosa ...... TuP.28 Turcicova, Hana...... TuP.19 SMIRNOV, NIKITA ...... ThP.13 Tyrtyshnyy, Valentin . . WeM1.4, Yong, Yean-Sheng...... WeP.17 Rosenberg Petersen, Christian Smirnov, Vadim ...... TuP.25 Yuan, Hualei ..... ThP.19, ThP.21 WeP.11 WeP.34 Smrz, Martin.....TuP.19, TuP.25, Tzortzakis, Stelios WeP.2,∙ ThA1.2 Yue, Fangxin ...... ThP.32 Roskot, Lukas....TuP.19, TuP.25, WeP.30, WeP.32 ∙ ∙ WeP.30 Sobon, Grzegorz .. TuP.8, TuP.39, ∙ Roso, Luis...... WeP.35 WeP.9, WeA1.1 U∙ Z Rossbach, Jörg...... ThA1.7 Sola, Iñigo...... WeP.7 ∙ Rota-Rodrigo, Sergio.....TuP.10, Uren, Robin...... TuP.29 Zakharov, Viktor ...... ThM1.1, ∙ Song, Jiaxin...... TuP.17, ThP.4 ThM1.2 ThP.5, ThP.6 Song, Yanrong...... TuP.6 Uvarova, Anastasia ...... ThA2.2 Rotermund, Fabian ..... ThM1.1, ∙ Zaouter, Yoann. .TuM1.7, WeP.22 Sotor, Jarosław ..... TuP.8, TuP.9, Zawilski, Kevin. .ThP.29, ThP.30, ThP.21, ThP.37, ThA2.4, TuP.39, WeP.9, WeA1.1, ThA2.5 V FrA1.2 ∙ ∙ ThP.21, ThA2.4 Želudevičius, Julijanas..MoA2.1, Rothhardt, Jan..ThM1.3, ThA1.6 Speiser, Jochen ...... TuP.20∙ Vaity, Pravin...... TuP.34 Rothhardt, Manfred ...... ThP.7 TuP.7 Spence, D.J...... TuP.31 Valle, Stefano...... ThA2.7 Zhang, Ge...... ThP.25 Rubtsova, Nataliya...... ThA2.3 Spencer, Daryl...... TuA1.5∙ Vallée, Réal...... FrM1.2 RUDENKO, ANDREY....ThP.13 Zhang, Han...... TuP.9 Spielmann, Christian....ThM1.3 Vazquez-Cordova, Sergio A. Zhang, Hanwei .... TuP.17, ThP.4 Rudenkov, Alexander ... ThP.35, Sriniviasan, Kartik...... TuA1.5∙ WeP.17 ∙ ThA2.3 Zhang, Jinwei...FrM2.1, FrM2.3, Stark, Henning TuM1.1, TuM1.2 Vázquez de Aldana, Javier FrA1.6 Russel, Philip S...... FrA1.1 Stark, Julian...... WeP.37 Rodríguez ...... ThM1.1 Rustad, Gunnar...... ThP.9 Zhang,Jun...... ThP.1 ∙ Steinert, Michael...... ThM1.3 Vengelis, Julius...... WeP.3 Zhang, Lizhen...... ThP.25 Rusteika, Nerijus.TuP.15, TuP.16, Steinke, Michael...... WeA1.4 Veniaminov, Andrey ... ThM1.1, TuP.22∙ ∙ Zhang, Xuzhao ...... ThA2.4 Steinkopff, Albrecht.... WeM1.3 ThM1.2 Zhang, Zhen...... ThA2.1 Rüter, Christian E...... WeP.18 Steinle, Tobias....FrA1.1, FrA1.2 Vernier, Aline ...... TuP.28 ∙ Ryabushkin, O. A...... TuP.26 ∙ Zhao, Guan-Kai...... TuP.3 Steinmeyer, Günter...... TuP.28 Veselis, Laurynas.TuP.15, TuP.16, Zhao, Jian...... ThP.5 Ryabushkin, Oleg TuP.13, TuP.23, Stepanenko, Yuriy ...... TuP.1 TuP.22 TuP.24, WeP.13 ∙ Zhao, Kangjun ...... TuP.4 Štěpánková, Denisa...... TuP.25 Veselský, Karel ...... ThP.38 Zhao, Yongguang ThP.19, ThP.21, Ste¸pniewski, Grzegorz. . . . .WeP.6 Videla, Fabian ... WeP.35, ThP.16 ThA2.5 Stevenson, Neil K...... ThA2.6 Viotti, Anne-Lise...... MoA2.4 ∙ Zheltikov, Alexey.WeP.2, ThA1.4 S Stihler, Christoph...... WeM1.5 Viskontas, Karolis ...... TuP.16 ∙ Zheng, Jiaan .... TuP.21, WeM2.6 Salman, Haydar S...... TuP.18 Stirmanov, Yu. S...... TuP.26 Vlaicu, Aurel-Mihai ...... ThP.41 Zheng, Xionghua ...... WeM2.3 Salman, Sarper ...... ThA1.8 Stone, Jordan ...... TuA1.5 Voicu, Flavius....ThP.34, ThP.41 ∙ Zhou, Pu...... TuM1.5, TuM1.6, uhr’Index Authors’ Samanta, G K....TuP.34, WeP.23, Stutzki, Fabian TuM1.1, WeM1.3,∙ von Brunn, Patrick...... ThP.22 ∙ TuP.17, ThP.4 WeP.24 FrM1.5, FrA1.5 von Grafenstein, Lorenz . FrA1.3, Zilk, Matthias...... ThM1.3 Samanta, Goutam Kumar . TuP.35 Su, Liangbi ..... ThP.23, ThA2.1 FrA1.4 Zuber, David...... WeP.29 San Roman, Julio.. WeP.7, WeP.8 Su, Rongtao ...... TuM1.5 Voronin, Alexandr ...... WeP.2 Zverev, Petr G...... TuP.38 Sánchez, Daniel ...... FrA1.2 Suddapalli, Chaitanya Kumar Vrakking, Marc...... WeM2.5 Sangla, Damien...... WeP.36 WeP.20, WeP.27, WeM2.1 Vyhlidal, David .. ThP.23, ThP.36 Santarelli, Giorgio ..... MoA2.6, ∙ Vyvlečka, Michal WeP.30, WeP.32 ∙

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