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CERN Courier January/February 2015 CERN Courier January/February 2015 TRIUMF Faces & Places enabling long-running experiments for fundamental symmetries that are not practical currently. ● Photo-fi ssion will allow the production of very -rich iso- topes at unprecedented intensities for precision studies of r-process i N N O v a t i O N nuclei. ● The multi-user capability will establish depth-resolved CERN inaugurates the IdeaSquare building β-detected NMR as a user facility, unique in the world. ● High production rates of novel alpha-emitting heavy nuclei will On 9 December, members of CERN Council accelerate development of targeted alpha tumour therapy. had the opportunity to take part in the The new facility will also provide important societal benefi ts. inauguration of a refurbished building named In addition to the economic benefi ts from the commercialization IdeaSquare, after a new project designed of accelerator technologies (e.g. PAVAC), ARIEL will expand to nurture innovation at CERN. The aim Fig. 4. Close-up of the 1.3 GHz SRF cavity employed in the TRIUMF’s outstanding record in student development through is to bring together researchers, engineers, ARIEL e-linac. The technology chosen is the same as other participation in international collaborations and training in people from industry and young students, and encourage them to come up with new ideas current and proposed global accelerator projects. TRIUMF advanced instrumentation and accelerator technologies. The that are useful for society, inspired by CERN’s transferred the technical expertise to the Canadian company e-linac has provided the impetus to form Canada’s fi rst graduate ongoing detector R&D and upgrade projects. PAVAC Industries Inc. in a successful research–industry programme in accelerator . One of only a few worldwide, Originally created in response to requests partnership. the programme is in high demand globally and has already pro- from experimentalists working in the duced award-winning graduates. collaborations, IdeaSquare has evolved into a proposed International Linear Collider. ARIEL is not only the future of TRIUMF, it also embodies the place where innovative ideas meet established Through technology transfer from TRIUMF, the Canadian mission of TRIUMF at large: scientifi c excellence, societal impact, expertise. Although the project is still in its pilot phase, two EU-funded projects have company PAVAC Industries Inc. fabricated the niobium cavities and economic benefi t. And it is off to a great start. found their home in the IdeaSquare building and TRIUMF constructed the cryomodules, based on the ISAC at Point 1 on the LHC, and 46 students have top-loading design (fi gure 2 bottom centre, p27). The TRIUMF/ ● Further reading already participated in the Challenge-Based PAVAC collaboration, which goes back to 2005, was born from the For more information, see the articles on ISAC and ARIEL in Innovation courses that are based there. The vision of “made in Canada” superconducting accelerators. Now, Hyperfi ne Interactions 225, issue 1–3 (2014), or visit www.triumf. building – once an old storage space – has 10 years later, the relationship is a glowing example of a positive ca/ariel. been refurbished creatively, using reinforced President of CERN Council, Agnieszka Zalewska, centre, Tula Teeri, rector of Aalto partnership between industry and a research institute. R Baartman 2012 Phys. Rev. ST Accel. Beams 15 074002. shipping containers and an old bus for University, right, and CERN’s director-general, Rolf Heuer, decorate the celebratory cake at offi ce space and a meeting room, and has a the inauguration of the IdeaSquare building. (Image credit: CERN-PHOTO-201412-263-137.) International partnerships have been essential in facilitating ready-to-use technical infrastructure. technical developments for the e-linac. In 2008, TRIUMF went Résumé IdeaSquare, which has already gathered and Innovation Unit. The unit works with needed to take part in the IdeaSquare into partnership with the Variable Energy Cyclotron Centre Isotopes rares : premiers pas d’ARIEL over a hundred new ideas – some of which and engages external partners to foster the programme is to have an idea worth (VECC) in Kolkata, for joint development of the ICM and the con- might be prototyped at CERN eventually development and innovation potential of nurturing – that is, an idea that combines struction of two of them: one for ARIEL and one for ANURIB, TRIUMF, le laboratoire national canadien pour la physique des – was set up by Marzio Nessi and Markus detector technology outside the domain innovation with usefulness in particle India’s next-generation RIB facility, which is being constructed particules et la physique nucléaire, abrite l’une des installations Nordberg within CERN’s Development of . The only requirement physics and for society. les plus en vue pour la production d’isotopes rares. L’installation in Kolkata. In 2013, the collaboration was extended to include the C OLLaBOratiON development of components for ARIEL’s next phase, ARIEL-II. à isotopes rares ARIEL (Advanced Rare IsotopE Laboratory) a community of European researchers, generic In addition, collaborations with , the Helmholtz Zen- été conçue pour renforcer les capacités existantes afi n d’explorer New international R&D on high-fi eld magnets and high-gradient trum Berlin and DESY were indispensable for the project. de nouvelles directions prometteuses, et ainsi établir TRIUMF structures for the Future Circular Collider and ARIEL’s development is continuing with ARIEL-II, which will en tant que laboratoire de premier plan au niveau mondial pour offi ces to aid Compact Linear Collider studies are of great complete the e-linac and add the new driver, production tar- les technologies des accélérateurs et la recherche sur les isotopes importance for both organizations. Scientists gets and transport systems in preparation for fi rst science in 2017. rares pour la science, la médecine et l’industrie. La première CERN-KEK from Europe, including CERN, form part Funding for ARIEL-II has been requested from the CFI on behalf phase, ARIEL-I, inclut un accélérateur linéaire d’électrons of the preparation team for the International Linear Collider project that is being pursued of 19 universities, led by the University of Victoria, and matching supraconducteur, qui a accéléré son premier faisceau à 23 MeV en partnership in Japan. funds are being sought from fi ve Canadian provinces. septembre 2014. The new offi ces provide not only physical ARIEL will bring unprecedented capabilities: Rüdiger Voss, head of international space but also administrative help for ● The multi-user RIB capability will not only triple the RIB hours Lia Merminga, Accelerator Division head, Shane Koscielniak, e-linac CERN and KEK, the Japanese high-energy relations at CERN, front left, and Atsuto researchers travelling to and settling in delivered to users, but also increase the richness of the science by project leader, and Reiner Krücken, Science Division head, TRIUMF. accelerator research organization, have a Suzuki, director-general of KEK, signed the at the partner laboratory. Registration long history of collaboration. An agreement agreement during the 9th CERN-KEK procedures at a new laboratory and in signed at KEK on 21 November puts this on meeting. (Image credit: KEK.) a new country are often tricky, and the even fi rmer ground: both organizations will offi ce staff will make sure that accelerator establish CERN-KEK offi ces to increase the test facilities ATF and ATF2 all feature specialists can focus on R&D rather than Download your copy today collaborative effort on accelerator R&D and on the strategy roadmaps for the future on paperwork. The offi ces will also handle construction projects of mutual interest. of particle physics, both in Europe and in offi cial visits from the partner organization http://cerncourier.com/digital A number of key projects fall into this Japan. While the programmes at the Japan and from other regions – planning and CERNCOURIER category. The LHC and its luminosity Proton Accelerator Complex – including arranging travel, meetings, workshops and upgrade, the LHC injectors, linear-collider upgrades and KEK’s future SuperKEKB training, and the exchange and transport of has gone digital studies and the associated accelerator collider – involve a broad hardware components.

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CERNCOURIER www. V o l u m e 5 5 N u m b e r 1 J a n u ary /F e b r u a r y 2 0 1 5 CERN Courier January/February 2015 CERN Courier January/February 2015 Faces & Places Faces & Places Silicon Drift Detectors • Solid State Design • Easy to Use a W a r D s to Jorge Lopez of University of Texas, El construction, installation, calibration and • Low Cost Paso, not only for “his extensive research operation for experiments at LAMPF, accomplishments in theoretical nuclear FNAL, RHIC and at CERN, and for APS announces prizewinners for 2015 physics, pioneering work in heavy-ion enthusiastic mentoring of a large number FAST SDD® collision dynamics and development of of undergraduate students while being systematic ways to study problems of recognized for outstanding teaching at the Count Rate = >1,000,000 CPS nuclear fragmentation”, but also for “his undergraduate level”. Last but by no means relentless work in building bridges to Latin least, there are a number of awards for young Resolution Peaking Time America and his outreach to the Hispanic people. Of these, the 2015 Henry Primakoff 125 eV FWHM 4 µs community to increase diversity in physics”. Award for Early-Career Particle Physics 130 eV FWHM 1 µs Particle physics also features in the goes to Rouven Essig of State University of 140 eV FWHM 0.2 µs awarding of the 2015 Prize for a Faculty New York, Stony Brook, for his “seminal 160 eV FWHM 0.05 µs Member for Research in an Undergraduate contributions to theoretical models of dark Institution. Donald Isenhower of Abilene matter with new gauge interactions, and for Christian University receives the award for leadership of the APEX experiment at the SDD Spectrum 5.9 “his essential contributions in hardware Jefferson Laboratory”. keV 55Fe eV FWHM

Counts 125 Breakthrough prizes for the 25 mm2 x 500 µm 11.2 µs peaking time 6.4 dark universe P/B Ratio: 20000/1 keV Energy (keV) Some of the APS prizewinners, left to right: George Zweig, Pierre Ramond, Larry McLerran and Hasan Padamsee. (Image credits: Left to Resolution vs Peaking Time right: G Zweig, Chalmers University of Technology, BNL, Fermilab.) 180 25 mm2 170 The American Physical Society (APS) has theoretical foundations of experimental Achievement in the Physics of Particle announced many of its awards for 2015, ultra-relativistic heavy-ion collisions. His Accelerators is another important award 160 Standard SDD including major prizes in nuclear and particle work has been a crucial guide to experiments that recognizes and encourages outstanding ® physics, astroparticle physics and cosmology. at RHIC and the LHC, and he has mentored a work. Hasan Padamsee of Fermilab 150 FAST SDD

Last year saw many anniversaries, generation of young theorists”. receives the 2015 prize “for his leadership 140 including the 50th anniversary of two Experimental work at Brookhaven’s and pioneering world-renowned research in papers predicting the existence of quarks, RHIC is also recognized this year with the superconducting radiofrequency physics, 130 by Murray Gell-Mann and George Zweig Tom W Bonner Prize, which recognizes materials science, and technology, which Resolution (eV FWHM @ 5.9 keV) 120 CERN Courier contributed to remarkable advances in the 0 1 2 3 4 5 ( March 2014 p37). For 2015, and encourages outstanding experimental Peaking Time (μs) the APS honours Zweig of Massachusetts research in nuclear physics, including capability of particle accelerators”. Institute of Technology with the J J Sakurai the development of a method, technique In astroparticle physics and cosmology, the Throughput Prize for Theoretical Particle Physics. This or device that signifi cantly contributes Hans A Bethe Prize recognizes outstanding 1,00,0000 prize, which recognizes and encourages in a general way to nuclear-physics work in theory, experiment or observation 0.2 μs outstanding achievement in particle theory, research. The recipients of the 2015 in the areas of , nuclear physics, Left to right: , and at the award ceremony. is awarded to Zweig for “his independent prize are Howard Wieman of Lawrence nuclear astrophysics, or closely related (Image credit: Breakthrough Prize.) 100,000 1 μs proposal that hadrons are composed Berkeley National Laboratory and Miklos fi elds. James Lattimer of State University of of fractionally charged fundamental Gyulassy of . They New York, Stony Brook, receives the 2015 The 2015 Breakthrough Prize in Physics in 2011 (CERN Courier November 4 μs constituents, called quarks or aces, and for are rewarded for “developing foundational prize for his “outstanding theoretical work Fundamental Physics, which recognizes 2011 p5). 10,000 developing its revolutionary implications experimental and theoretical tools to enable connecting observations of supernovae major insights into the deepest questions The awarding of the 2015 Breakthrough Output Count Rate (OCR) Output Count for hadron and properties”. and guide generations of experiments and neutron stars with emission of the universe, has been awarded to Saul prizes, which honour top scientists and The 2015 Dannie Heineman Prize for in relativistic heavy-ion physics. The and the equation of state of matter beyond Perlmutter of the University of mathematicians, took place in a gala 1,000 1,000 10,000 100,000 1,000,0000 Mathematical Physics, which recognizes combination of experiment and theory led nuclear density”. The 2015 Einstein Prize Berkeley and Lawrence Berkeley National ceremony held on 9 November at NASA’s Input Count Rate (ICR) outstanding publications in the fi eld, also to the initial discoveries at RHIC, ongoing recognizing outstanding accomplishments Laboratory, and members of the Supernova Hangar 1 in Mountain View, California. goes to a well-known fi gure in theoretical precision studies of the properties of hot in the fi eld of gravitational physics goes to Cosmology Project, and to Brian Schmidt of The following day, the Breakthrough particle physics. Pierre Ramond of the nuclear matter, and to exploration of the of Hebrew University for the Australian National University, and Adam Prize Symposium took place at Stanford University of Florida receives the prize for nuclear-matter phase diagram”. “his ground-breaking work on black-hole Riess, of Johns Hopkins University and University, with talks from the prize “his pioneering foundational discoveries Elsewhere in experimental particle , which launched the fi eld of the Space Telescope Science Institute, and winners. In addition, awards were handed in supersymmetry and superstring theory, physics, the 2015 W K H Panofsky black-hole thermodynamics and transformed members of the High-Z Supernova Team. out in a category for junior researchers in particular the dual model of Prize, which recognizes and encourages the long effort to unify quantum mechanics The two teams, totalling 51 people, will in physics – the New Horizons in Physics and the theory of the Kalb–Ramond fi eld”. outstanding achievements in the fi eld, goes and gravitation”. share the $3 million prize, awarded for Prize. These, again, recognized work on the Still in the theoretical domain, the Herman to Stanley Wojcicki of Stanford University. The APS awards also go beyond “the most unexpected discovery that the “dark side of the universe”, with an award Feshbach Prize recognizes and encourages He receives the award “for his leadership the recognition of pure research. The expansion of the universe is accelerating, given to Philip Schuster and Natalia Toro Please see our web site for complete outstanding research in theoretical and innovative contributions to experiments Edward A Bouchet Award “promotes the rather than slowing as had been long of the Perimeter Institute “for pioneering specifications and vacuum applications nuclear physics. The 2015 prize goes to probing the fl avour structure of quarks participation of under-represented minorities assumed”. Their discovery, which is the ‘simplifi ed models’ framework for new Larry McLerran of Brookhaven National and , in particular for his seminal in physics by identifying and recognizing interpreted in terms of “dark energy” – a physics searches at the LHC, as well as Laboratory (BNL) for “his pioneering role in the success of the MINOS neutrino a distinguished minority who mysterious anti-gravitational force that spearheading new experimental searches ® Inc. contributions to our understanding of oscillation experiment”. has made signifi cant contributions to drives the accelerating expansion – was for dark sectors using high-intensity AMPTEK QCD at high energy-density and laying the The Robert R Wilson Prize for physics research”. The 2015 award goes also honoured with the in electron beams”. [email protected] www.amptek.com 30 31

CERNCOURIER www. V o l u m e 5 5 N u m b e r 1 J a n u ary /F e b r u a r y 2 0 1 5 CERN Courier January/February 2015 CERN Courier January/February 2015 Faces & Places Faces & Places Silicon Drift Detectors • Solid State Design • Easy to Use a W a r D s to Jorge Lopez of University of Texas, El construction, installation, calibration and • Low Cost Paso, not only for “his extensive research operation for experiments at LAMPF, accomplishments in theoretical nuclear FNAL, RHIC and at CERN, and for APS announces prizewinners for 2015 physics, pioneering work in heavy-ion enthusiastic mentoring of a large number FAST SDD® collision dynamics and development of of undergraduate students while being systematic ways to study problems of recognized for outstanding teaching at the Count Rate = >1,000,000 CPS nuclear fragmentation”, but also for “his undergraduate level”. Last but by no means relentless work in building bridges to Latin least, there are a number of awards for young Resolution Peaking Time America and his outreach to the Hispanic people. Of these, the 2015 Henry Primakoff 125 eV FWHM 4 µs community to increase diversity in physics”. Award for Early-Career Particle Physics 130 eV FWHM 1 µs Particle physics also features in the goes to Rouven Essig of State University of 140 eV FWHM 0.2 µs awarding of the 2015 Prize for a Faculty New York, Stony Brook, for his “seminal 160 eV FWHM 0.05 µs Member for Research in an Undergraduate contributions to theoretical models of dark Institution. Donald Isenhower of Abilene matter with new gauge interactions, and for Christian University receives the award for leadership of the APEX experiment at the SDD Spectrum 5.9 “his essential contributions in hardware Jefferson Laboratory”. keV 55Fe eV FWHM

Counts 125 Breakthrough prizes for the 25 mm2 x 500 µm 11.2 µs peaking time 6.4 dark universe P/B Ratio: 20000/1 keV Energy (keV) Some of the APS prizewinners, left to right: George Zweig, Pierre Ramond, Larry McLerran and Hasan Padamsee. (Image credits: Left to Resolution vs Peaking Time right: G Zweig, Chalmers University of Technology, BNL, Fermilab.) 180 25 mm2 170 The American Physical Society (APS) has theoretical foundations of experimental Achievement in the Physics of Particle announced many of its awards for 2015, ultra-relativistic heavy-ion collisions. His Accelerators is another important award 160 Standard SDD including major prizes in nuclear and particle work has been a crucial guide to experiments that recognizes and encourages outstanding ® physics, astroparticle physics and cosmology. at RHIC and the LHC, and he has mentored a work. Hasan Padamsee of Fermilab 150 FAST SDD

Last year saw many anniversaries, generation of young theorists”. receives the 2015 prize “for his leadership 140 including the 50th anniversary of two Experimental work at Brookhaven’s and pioneering world-renowned research in papers predicting the existence of quarks, RHIC is also recognized this year with the superconducting radiofrequency physics, 130 by Murray Gell-Mann and George Zweig Tom W Bonner Prize, which recognizes materials science, and technology, which Resolution (eV FWHM @ 5.9 keV) 120 CERN Courier contributed to remarkable advances in the 0 1 2 3 4 5 ( March 2014 p37). For 2015, and encourages outstanding experimental Peaking Time (μs) the APS honours Zweig of Massachusetts research in nuclear physics, including capability of particle accelerators”. Institute of Technology with the J J Sakurai the development of a method, technique In astroparticle physics and cosmology, the Throughput Prize for Theoretical Particle Physics. This or device that signifi cantly contributes Hans A Bethe Prize recognizes outstanding 1,00,0000 prize, which recognizes and encourages in a general way to nuclear-physics work in theory, experiment or observation 0.2 μs outstanding achievement in particle theory, research. The recipients of the 2015 in the areas of astrophysics, nuclear physics, Left to right: Brian Schmidt, Saul Perlmutter and Adam Riess at the award ceremony. is awarded to Zweig for “his independent prize are Howard Wieman of Lawrence nuclear astrophysics, or closely related (Image credit: Breakthrough Prize.) 100,000 1 μs proposal that hadrons are composed Berkeley National Laboratory and Miklos fi elds. James Lattimer of State University of of fractionally charged fundamental Gyulassy of Columbia University. They New York, Stony Brook, receives the 2015 The 2015 Breakthrough Prize in Physics in 2011 (CERN Courier November 4 μs constituents, called quarks or aces, and for are rewarded for “developing foundational prize for his “outstanding theoretical work Fundamental Physics, which recognizes 2011 p5). 10,000 developing its revolutionary implications experimental and theoretical tools to enable connecting observations of supernovae major insights into the deepest questions The awarding of the 2015 Breakthrough Output Count Rate (OCR) Output Count for hadron masses and properties”. and guide generations of experiments and neutron stars with neutrino emission of the universe, has been awarded to Saul prizes, which honour top scientists and The 2015 Dannie Heineman Prize for in relativistic heavy-ion physics. The and the equation of state of matter beyond Perlmutter of the University of California mathematicians, took place in a gala 1,000 1,000 10,000 100,000 1,000,0000 Mathematical Physics, which recognizes combination of experiment and theory led nuclear density”. The 2015 Einstein Prize Berkeley and Lawrence Berkeley National ceremony held on 9 November at NASA’s Input Count Rate (ICR) outstanding publications in the fi eld, also to the initial discoveries at RHIC, ongoing recognizing outstanding accomplishments Laboratory, and members of the Supernova Hangar 1 in Mountain View, California. goes to a well-known fi gure in theoretical precision studies of the properties of hot in the fi eld of gravitational physics goes to Cosmology Project, and to Brian Schmidt of The following day, the Breakthrough particle physics. Pierre Ramond of the nuclear matter, and to exploration of the Jacob Bekenstein of Hebrew University for the Australian National University, and Adam Prize Symposium took place at Stanford University of Florida receives the prize for nuclear-matter phase diagram”. “his ground-breaking work on black-hole Riess, of Johns Hopkins University and University, with talks from the prize “his pioneering foundational discoveries Elsewhere in experimental particle entropy, which launched the fi eld of the Space Telescope Science Institute, and winners. In addition, awards were handed in supersymmetry and superstring theory, physics, the 2015 W K H Panofsky black-hole thermodynamics and transformed members of the High-Z Supernova Team. out in a category for junior researchers in particular the dual model of fermions Prize, which recognizes and encourages the long effort to unify quantum mechanics The two teams, totalling 51 people, will in physics – the New Horizons in Physics and the theory of the Kalb–Ramond fi eld”. outstanding achievements in the fi eld, goes and gravitation”. share the $3 million prize, awarded for Prize. These, again, recognized work on the Still in the theoretical domain, the Herman to Stanley Wojcicki of Stanford University. The APS awards also go beyond “the most unexpected discovery that the “dark side of the universe”, with an award Feshbach Prize recognizes and encourages He receives the award “for his leadership the recognition of pure research. The expansion of the universe is accelerating, given to Philip Schuster and Natalia Toro Please see our web site for complete outstanding research in theoretical and innovative contributions to experiments Edward A Bouchet Award “promotes the rather than slowing as had been long of the Perimeter Institute “for pioneering specifications and vacuum applications nuclear physics. The 2015 prize goes to probing the fl avour structure of quarks participation of under-represented minorities assumed”. Their discovery, which is the ‘simplifi ed models’ framework for new Larry McLerran of Brookhaven National and leptons, in particular for his seminal in physics by identifying and recognizing interpreted in terms of “dark energy” – a physics searches at the LHC, as well as Laboratory (BNL) for “his pioneering role in the success of the MINOS neutrino a distinguished minority physicist who mysterious anti-gravitational force that spearheading new experimental searches ® Inc. contributions to our understanding of oscillation experiment”. has made signifi cant contributions to drives the accelerating expansion – was for dark sectors using high-intensity AMPTEK QCD at high energy-density and laying the The Robert R Wilson Prize for physics research”. The 2015 award goes also honoured with the Nobel Prize in electron beams”. [email protected] www.amptek.com 30 31

CERNCOURIER www. V o l u m e 5 5 N u m b e r 1 J a n u ary /F e b r u a r y 2 0 1 5 CERN Courier January/February 2015 CERN Courier January/February 2015 Faces & Places Faces & Places

s Y M P O s i u M i N D u s t r Y Michigan honours Spain and France show their wares at CERN

Homer Neal Companies from two of CERN’s member number of the most relevant research transfer at CERN, as well as the opportunity states recently took the opportunity institutes and a few technology universities to visit the LHC underground. to display their products and services also attended, with the aim of building a On 1–3 December it was the turn of In April, colleagues and friends from around at CERN. strong and durable connection between representatives from 37 French companies the world gathered at the University of First, on 28 October, the state the Spanish science industry network and in sectors related to particle physics Michigan in Ann Arbor for a symposium to secretary of science, development and activities at CERN. to meet scientists, engineers and other honour . innovation for Spain, Carmen Vela Olmo, The two-day programme of events potential purchasers at the 13th “France After receiving his BS degree at Indiana visited the laboratory to inaugurate the included the opportunity to visit different at CERN” exhibition. The main subjects University in 1961, Homer gained his PhD “Spain at CERN” exhibition, which departments at CERN and discuss covered electrical engineering, electronics, at Michigan in 1966, mentored by Mike provided a showcase for Spanish industry. supplies and services linked to the many informatics, mechanical engineering, Longo. While he was there he shared an It was the fi rst time that Spanish companies technologies that underpin CERN’s vacuum and low-temperature technologies, offi ce with fellow graduate student Sam have exhibited at CERN, and 47 of them activities, from civil engineering to vacuum instrumentation and safety. The fi rst day Ting and they became close friends. At the Homer Neal, right, with the sculpture by Jens Zorn showing collisions of at D0 and showed their wares and discussed business and cryogenic systems. There were also included presentations on technology symposium, despite an important meeting at ATLAS, presented to him at the symposium. (Image credit: M Okunawo and S Lemons.) opportunities. Representatives from a presentations on knowledge and technology transfer and purchasing at CERN. CERN the previous day with senior Chinese government offi cials, Sam used all available measurement of the W ’s . wisdom allowed the Michigan ATLAS group high-tech devices to deliver an excellent talk Jianming Qian, who has worked with to make a major contribution to the discovery about their days together in Ann Arbor. Homer since joining Michigan in 1993, of the . Homer’s next step was a year at CERN as described him as a physicist, a colleague and Shawn McKee of Michigan noted Homer’s a National Science Foundation postdoctoral a mentor, fi rst in D0 at the Tevatron and then impact on developing cyber-infrastructure fellow, after which he returned to Indiana in ATLAS at the LHC. Jianming stressed and collaborative tools for both Michigan in 1967 as an assistant professor, where he how Homer’s strong and persistent interest and the high-energy physics community, started the university’s high-energy physics in spin physics infl uenced the direction benefi ting from his leadership roles in group. He became a tenured associate of the group’s research. Examples are the both academia and industry. Homer was a professor in 1970 and then a full professor discoveries of the Ξb and Ωb at D0, pioneer in developing collaborative tools to in 1972. In 1974 he spent a sabbatical year as a result of the spin analyses that Homer ensure that all LHC can contribute at the Bohr Institute. Then, in the years initiated to study Λ and Λb baryons. During effectively to the physics programme. He 1976–1981, he served as Indiana’s dean the height of Michigan’s D0 programme, chaired the ATLAS computing review of research and graduate development, Homer also had the vision to see that committee in 1999 and secured funding and was simultaneously head of Indiana’s the group’s future would be at the LHC, for a Tier-2 site at Michigan and Michigan spin-physics group, doing experiments fi rst therefore leading Michigan to join ATLAS. State. He has also been instrumental at the new polarized beam at Argonne’s Eduard De La Cruz Burelo, now at in many cyber-infrastructure projects, Left: On inaugurating the “Spain at CERN” exhibition, state secretary of science, development and innovation for Spain, Carmen Vela Zero Gradient Synchrotron, and then using Cinvestav-IPN in , recalled working such as Campus Automated Rich Media Olmo, left, shakes hands with CERN’s director-general, Rolf Heuer. (Image credit: CERN-PHOTO-201410-219-5.) Right: Nicolas a polarized target at Fermilab’s unpolarized as a postdoc under Homer, fi rst on D0, Archiving (CARMA), which recorded all the Niemtchinow, second from right, ambassador and permanent representative of France to the United Nations Offi ce and other 200 GeV proton beam. where he noted in particular the Λb analysis, symposium presentations. international organizations in Geneva, tours the “France at CERN” exhibition, with CERN’s director for accelerators and technology, The fi rst three sessions of the symposium which led to what was then the world’s best The fourth session of the symposium Frédérick Bordry, far right, and director-general Rolf Heuer, centre. (Image credit: CERN-PHOTO-201412-252-55.) focused on Homer’s experiments at lifetime measurement for this particle, as focused on Homer’s leadership Brookhaven, Argonne, SLAC, Fermilab’s well as the discoveries of the Ξb and Ωb. He contributions, for example to the US N EW P r O D u C t s Main Ring and Tevatron and, most also recalled the many hours spent with government as a member of the National recently, at CERN’s LHC. Paul Grannis Homer on the polarization puzzle in Science Board, and as a regent of the AUREA Technology has announced now enhanced with new essential features obtained by a high degree of modularity of Stony Brook discussed his and Homer’s proton–proton scattering, fi guring out how to Smithsonian Institute. He also serves on the its newly designed fast, near-infrared to address high-performance computing in conjunction with water cooling of all intertwined careers, starting with Paul’s PhD measure polarization parameters and how to board of Ford Motor Company – the only single- counting module, (HPC) projects. The two major developments components. For further details, contact thesis at Berkeley and Homer’s at Michigan, test various theories in D0 and ATLAS. car company in the US not to go bankrupt SPD_NIR_OEM_120MHz, which provides consist of a smaller, 1U 17" short depth, Giovanbattista Mattiussi, tel +39 345 7153193, both measuring spin parameters in proton– Howard Gordon of Brookhaven, who leads during the 2008 recession – and his valuable gated-mode operation up to 120 MHz which is ideal for high-density environments, e-mail Giovanbattista.mattiussi@eurotech. proton elastic scattering. They next crossed the US ATLAS programme, praised Homer’s high-tech advice was praised strongly by trigger rate with very fast timing resolution, and the implementation of Mellanox com, or visit www.eurotech.com. paths in 1981 when Homer became Stony leadership and accomplishments in ATLAS. William Coughlin, president and CEO of < 150 ps. It performs with a very-low-noise FDR Connect-X3 Infi niBand. For more Brook’s provost, providing support when In leading the strong Michigan ATLAS group Ford Global Technology LLC. In academia, dark count rate of < 5.000 cps and high information, contact Ludovica Delpiano, Zurich Instruments AG has recently Paul’s D0 experiment at Fermilab was he has used his physics vision and exceptional Homer was chosen to serve as provost of photon-detection effi ciency up to 30%. e-mail [email protected] launched the UHF-DIG Digitizer as a fully being planned in 1983. Homer meanwhile negotiating skill, for example securing Stony Brook in the years 1981–1986. He Parameter set-ups and data transmission are or visit www.e4company.com. featured digitizer option for its high-end maintained his own research programme resources at Michigan to make signifi cant returned to Michigan in 1987 as chair of the managed via a USB and Bluetooth interface signal-processing platform UHFLI Lock-in by commuting to SLAC monthly to take contributions to ATLAS. On Homer’s physics department, and in 1993 was chosen and easy-to-use graphical interface. For more Eurotech has announced the launch of the Amplifi er (the UHFLIf). This latest shifts on the High Resolution Spectrometer initiative, Michigan hired Bing Zhou in 1997 to be Michigan’s research vice president, details, contact Jerome Prieur, e-mail jerome. Hi√e (High Velocity) system, a new addition extension represents the fi rst time that a experiment. Their paths intertwined again to lead the construction and development of before becoming its interim president in [email protected] or visit www. to the Aurora line of supercomputers. lock-in amplifi er has been equipped with the in 1986 when Homer joined D0, agreeing the ATLAS detector and, under Zhou, the years 1996/1997. More recently, he was aureatechnology.com. A new family of HPC systems, built on capability of storing a raw digitized signal to instrument the inter-cryostat region Michigan built the largest monitored drift elected to be president of the American the innovative “Brick” supercomputing along with demodulated samples. For further of the calorimeter. This detector was chambers of the ATLAS endcap muon system Physical Society in 2015. E4 Computer Engineering and Applied architecture, the Hi√e HPC systems are information, contact Stephan Koch, tel +41 44 crucial in several major D0 results, such and also operates one of the three worldwide ● For all of the presentations, visit http:// Micro Circuits Corporation have launched optimized for accelerated workloads, offering 5150415, e-mail [email protected], or as the discovery of the and the muon-detector calibration centres. Homer’s nealsymposium.physics.lsa.umich.edu/. the low-power platform ARKA RK003, high performance and energy effi ciency visit www.zhinst.com/products/uhfl i/uhf-dig.

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CERNCOURIER www. V o l u m e 5 5 N u m b e r 1 J a n u ary /F e b r u a r y 2 0 1 5 CERN Courier January/February 2015 CERN Courier January/February 2015 Faces & Places Faces & Places

s Y M P O s i u M i N D u s t r Y Michigan honours Spain and France show their wares at CERN

Homer Neal Companies from two of CERN’s member number of the most relevant research transfer at CERN, as well as the opportunity states recently took the opportunity institutes and a few technology universities to visit the LHC underground. to display their products and services also attended, with the aim of building a On 1–3 December it was the turn of In April, colleagues and friends from around at CERN. strong and durable connection between representatives from 37 French companies the world gathered at the University of First, on 28 October, the state the Spanish science industry network and in sectors related to particle physics Michigan in Ann Arbor for a symposium to secretary of science, development and activities at CERN. to meet scientists, engineers and other honour Homer Neal. innovation for Spain, Carmen Vela Olmo, The two-day programme of events potential purchasers at the 13th “France After receiving his BS degree at Indiana visited the laboratory to inaugurate the included the opportunity to visit different at CERN” exhibition. The main subjects University in 1961, Homer gained his PhD “Spain at CERN” exhibition, which departments at CERN and discuss covered electrical engineering, electronics, at Michigan in 1966, mentored by Mike provided a showcase for Spanish industry. supplies and services linked to the many informatics, mechanical engineering, Longo. While he was there he shared an It was the fi rst time that Spanish companies technologies that underpin CERN’s vacuum and low-temperature technologies, offi ce with fellow graduate student Sam have exhibited at CERN, and 47 of them activities, from civil engineering to vacuum instrumentation and safety. The fi rst day Ting and they became close friends. At the Homer Neal, right, with the sculpture by Jens Zorn showing collisions of protons at D0 and showed their wares and discussed business and cryogenic systems. There were also included presentations on technology symposium, despite an important meeting at ATLAS, presented to him at the symposium. (Image credit: M Okunawo and S Lemons.) opportunities. Representatives from a presentations on knowledge and technology transfer and purchasing at CERN. CERN the previous day with senior Chinese government offi cials, Sam used all available measurement of the W boson’s mass. wisdom allowed the Michigan ATLAS group high-tech devices to deliver an excellent talk Jianming Qian, who has worked with to make a major contribution to the discovery about their days together in Ann Arbor. Homer since joining Michigan in 1993, of the Higgs boson. Homer’s next step was a year at CERN as described him as a physicist, a colleague and Shawn McKee of Michigan noted Homer’s a National Science Foundation postdoctoral a mentor, fi rst in D0 at the Tevatron and then impact on developing cyber-infrastructure fellow, after which he returned to Indiana in ATLAS at the LHC. Jianming stressed and collaborative tools for both Michigan in 1967 as an assistant professor, where he how Homer’s strong and persistent interest and the high-energy physics community, started the university’s high-energy physics in spin physics infl uenced the direction benefi ting from his leadership roles in group. He became a tenured associate of the group’s research. Examples are the both academia and industry. Homer was a professor in 1970 and then a full professor discoveries of the Ξb and Ωb baryons at D0, pioneer in developing collaborative tools to in 1972. In 1974 he spent a sabbatical year as a result of the spin analyses that Homer ensure that all LHC physicists can contribute at the Bohr Institute. Then, in the years initiated to study Λ and Λb baryons. During effectively to the physics programme. He 1976–1981, he served as Indiana’s dean the height of Michigan’s D0 programme, chaired the ATLAS computing review of research and graduate development, Homer also had the vision to see that committee in 1999 and secured funding and was simultaneously head of Indiana’s the group’s future would be at the LHC, for a Tier-2 site at Michigan and Michigan spin-physics group, doing experiments fi rst therefore leading Michigan to join ATLAS. State. He has also been instrumental at the new polarized beam at Argonne’s Eduard De La Cruz Burelo, now at in many cyber-infrastructure projects, Left: On inaugurating the “Spain at CERN” exhibition, state secretary of science, development and innovation for Spain, Carmen Vela Zero Gradient Synchrotron, and then using Cinvestav-IPN in Mexico, recalled working such as Campus Automated Rich Media Olmo, left, shakes hands with CERN’s director-general, Rolf Heuer. (Image credit: CERN-PHOTO-201410-219-5.) Right: Nicolas a polarized target at Fermilab’s unpolarized as a postdoc under Homer, fi rst on D0, Archiving (CARMA), which recorded all the Niemtchinow, second from right, ambassador and permanent representative of France to the United Nations Offi ce and other 200 GeV proton beam. where he noted in particular the Λb analysis, symposium presentations. international organizations in Geneva, tours the “France at CERN” exhibition, with CERN’s director for accelerators and technology, The fi rst three sessions of the symposium which led to what was then the world’s best The fourth session of the symposium Frédérick Bordry, far right, and director-general Rolf Heuer, centre. (Image credit: CERN-PHOTO-201412-252-55.) focused on Homer’s experiments at lifetime measurement for this particle, as focused on Homer’s leadership Brookhaven, Argonne, SLAC, Fermilab’s well as the discoveries of the Ξb and Ωb. He contributions, for example to the US N EW P r O D u C t s Main Ring and Tevatron and, most also recalled the many hours spent with government as a member of the National recently, at CERN’s LHC. Paul Grannis Homer on the hyperon polarization puzzle in Science Board, and as a regent of the AUREA Technology has announced now enhanced with new essential features obtained by a high degree of modularity of Stony Brook discussed his and Homer’s proton–proton scattering, fi guring out how to Smithsonian Institute. He also serves on the its newly designed fast, near-infrared to address high-performance computing in conjunction with water cooling of all intertwined careers, starting with Paul’s PhD measure polarization parameters and how to board of Ford Motor Company – the only single-photon counting module, (HPC) projects. The two major developments components. For further details, contact thesis at Berkeley and Homer’s at Michigan, test various theories in D0 and ATLAS. car company in the US not to go bankrupt SPD_NIR_OEM_120MHz, which provides consist of a smaller, 1U 17" short depth, Giovanbattista Mattiussi, tel +39 345 7153193, both measuring spin parameters in proton– Howard Gordon of Brookhaven, who leads during the 2008 recession – and his valuable gated-mode operation up to 120 MHz which is ideal for high-density environments, e-mail Giovanbattista.mattiussi@eurotech. proton elastic scattering. They next crossed the US ATLAS programme, praised Homer’s high-tech advice was praised strongly by trigger rate with very fast timing resolution, and the implementation of Mellanox com, or visit www.eurotech.com. paths in 1981 when Homer became Stony leadership and accomplishments in ATLAS. William Coughlin, president and CEO of < 150 ps. It performs with a very-low-noise FDR Connect-X3 Infi niBand. For more Brook’s provost, providing support when In leading the strong Michigan ATLAS group Ford Global Technology LLC. In academia, dark count rate of < 5.000 cps and high information, contact Ludovica Delpiano, Zurich Instruments AG has recently Paul’s D0 experiment at Fermilab was he has used his physics vision and exceptional Homer was chosen to serve as provost of photon-detection effi ciency up to 30%. e-mail [email protected] launched the UHF-DIG Digitizer as a fully being planned in 1983. Homer meanwhile negotiating skill, for example securing Stony Brook in the years 1981–1986. He Parameter set-ups and data transmission are or visit www.e4company.com. featured digitizer option for its high-end maintained his own research programme resources at Michigan to make signifi cant returned to Michigan in 1987 as chair of the managed via a USB and Bluetooth interface signal-processing platform UHFLI Lock-in by commuting to SLAC monthly to take contributions to ATLAS. On Homer’s physics department, and in 1993 was chosen and easy-to-use graphical interface. For more Eurotech has announced the launch of the Amplifi er (the UHFLIf). This latest shifts on the High Resolution Spectrometer initiative, Michigan hired Bing Zhou in 1997 to be Michigan’s research vice president, details, contact Jerome Prieur, e-mail jerome. Hi√e (High Velocity) system, a new addition extension represents the fi rst time that a experiment. Their paths intertwined again to lead the construction and development of before becoming its interim president in [email protected] or visit www. to the Aurora line of supercomputers. lock-in amplifi er has been equipped with the in 1986 when Homer joined D0, agreeing the ATLAS muon detector and, under Zhou, the years 1996/1997. More recently, he was aureatechnology.com. A new family of HPC systems, built on capability of storing a raw digitized signal to instrument the inter-cryostat region Michigan built the largest monitored drift elected to be president of the American the innovative “Brick” supercomputing along with demodulated samples. For further of the calorimeter. This detector was chambers of the ATLAS endcap muon system Physical Society in 2015. E4 Computer Engineering and Applied architecture, the Hi√e HPC systems are information, contact Stephan Koch, tel +41 44 crucial in several major D0 results, such and also operates one of the three worldwide ● For all of the presentations, visit http:// Micro Circuits Corporation have launched optimized for accelerated workloads, offering 5150415, e-mail [email protected], or as the discovery of the top quark and the muon-detector calibration centres. Homer’s nealsymposium.physics.lsa.umich.edu/. the low-power platform ARKA RK003, high performance and energy effi ciency visit www.zhinst.com/products/uhfl i/uhf-dig.

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CERNCOURIER www. V o l u m e 5 5 N u m b e r 1 J a n u ary /F e b r u a r y 2 0 1 5 CERN Courier January/February 2015 CERN Courier January/February 2015 Faces & Places Faces & Places

N u C L E a r P h Y s i C s plethora of new results in strangeness which together with the experimental processes involved, as Avraham Gal, Emiko physics obtained by the BESIII and CLAS results allows a better and more accurate Hiyama and Francesco Pederiva showed. EXON 2014 highlights research with exotic nuclei collaborations were reported on and understanding of the processes occurring in Wolfram Weise, director of ECT*, discussed during the workshop. the low-energy QCD sector. The techniques presented a fascinating report on pending The study of kaonic atoms provides another include effective fi eld theories, lattice issues in low-energy strong interactions EXON 2014, the International Symposium tool for obtaining valuable information calculations – where new results were shown with strangeness. In addition, 10 years of the on Exotic Nuclei, took place on for low-energy QCD. Following the fi rst by Ulf-G Meißner – and few- and many-body EU-supported HadronPhysics Integrating 8–13 September in Kaliningrad – the exploratory measurement of kaonic deuterium approaches. Activities in Europe was celebrated in a talk seventh time that the event has been held in by the SIDDHARTA collaboration at the Another rapidly evolving fi eld – especially by Carlo Guaraldo, the project’s co-ordinator. . It was organized by the fi ve largest DAΦNE facility at the Frascati National following the discovery of neutron stars of The workshop was organized by Catalina scientifi c centres where this important and Laboratory, a precision measurement is two solar masses – is the study of the possible Curceanu (LNF-INFN, ), Laura actively developing fi eld of nuclear physics planned by the SIDDHARTA-2 collaboration. role of strangeness in astrophysics. The Fabbietti (Excellence Cluster, TUM, is successfully studied: JINR in Dubna, Combined with SIDDHARTA’s measurement equation of state for neutron stars including Germany), Carlo Guaraldo (LNF-INFN, GANIL in France, RIKEN in Japan, GSI in The symposium attracted around 160 participants. (Image credit: JINR.) of kaonic hydrogen, it will enable the fi rst strangeness ( or kaons), or even Italy), Jiri Mares (Nuclear Physics Institute, Germany and the National Superconducting extraction of the isospin-dependent antikaon– (strange) quark stars or strangelets, is a Rez Prague, Czech Republic), Johann Cyclotron Laboratory in the US. Around the highest calibre and for the organization experiment on the synthesis of element nucleon scattering lengths – fundamental fl ourishing fi eld of research. Discussions on Marton (SMI-Vienna, Austria) and Ulf-G 160 scientists from 24 countries took part, of joint scientifi c research. The scientifi c 117, in collaboration with scientists from quantities for understanding low-energy QCD the possible role of strangeness in neutron Meißner (Bonn and FZ Jülich, Germany). the largest delegations being from France programme included invited reports on the American laboratories who provided the in the strangeness sector. stars followed presentations by Alessandro ● For all of the presentations, see (12 persons), Germany (10), Japan (10) latest trends in the physics of exotic nuclei target of 249Bk, which was undertaken at On the theoretical side, refi ned Drago, Ignazio Bombaci and Andreas www.oeaw.ac.at/smi/research/topics/ and the US (8). Scientifi c centres in these and new projects at the largest accelerator the FLNR cyclotron by a large group of calculations and methods are yielding results Schmitt. The study of the neutron-rich strong-interaction/leannis-hp3/ countries are interested in co-operation with complexes and experimental facilities. physicists and chemists under the guidance with continuously improving precision, hypernuclei might help in understanding the leannis-meetings/meeting-october-2014/. JINR and Russian scientifi c centres, which In addition, round-table discussions were of Yuri Oganessian. were represented by 28 participants. organized where leading scientists from A day in the symposium agenda was s C h O O L s Research at these laboratories studies various scientifi c centres around the world devoted to present and future accelerator nuclei in extreme conditions – nuclei with exchanged their views on co-operation in complexes for heavy ions and radioactive Asia-Europe-Pacifi c school goes to India high angular momentum (“violently” fundamental physics and applied research. nuclei in leading scientifi c centres. A new spinning nuclei) or high excitation energy The results of the latest experiments on the generation of accelerators developed at the (“hot” nuclei), large deformation (super- and synthesis and study of nuclei properties of laboratories represented by the co-organizers Following its successful launch in Japan hyper-deformation, nuclei with unusual new superheavy elements were a highlight of the symposium will allow advancement in 2012, the second Asia-Europe-Pacifi c shapes), abnormally large numbers of of the symposium. Here, the discovery in the synthesis and studies of the properties School of High-Energy Physics (AEPSHEP), or protons (neutron-rich and proton-rich of new superheavy elements shows the of new exotic nuclei. These projects are took place in Puri, Orissa, in India, on nuclei), and superheavy nuclei with proton effectiveness of international collaborations. SPIRAL2 at GANIL, the RI Beam Factory at 4–17 November. In addition to teaching number Z > 110. Studies of nuclear-matter Interesting results have been obtained in RIKEN, the Facility for Antiproton and Ion the participants about particle physics and properties in such extreme conditions give joint research by JINR’s Flerov Laboratory Research in Darmstadt, the DRIВs and NICA related disciplines, an important objective important information about the properties of Nuclear Reactions (FLNR), GSI, and the projects at JINR, and the Facility for Rare for the school is to foster cultural exchange of the microworld, and allow simulation of Paul Scherrer Institute in Switzerland, in Isotope Beams in Michigan. and networking between young researchers processes that occur in the universe. experiments on the chemical identifi cation ● The around 80 oral presentations and from different countries. The symposium was hosted by the of elements 112 and 114 in beams at the 40 poster reports will be published in A total of 64 students, of 22 different Immanuel Kant Baltic Federal University, FLNR’s U-400 cyclotron. Another shining a standard issue of Proceedings of the nationalities, took part in an intense Left: A student presents the results of a project on behalf of her group. Right: Students which is well known for training staff of example of successful co-operation is the International Symposium “EXON”. programme of lectures and discussion from India and China discuss physics research during a poster session in Puri. (Image sessions. The students also presented credits: N Ellis.) W O r k s h O P and discussed their own research work in an informal evening poster session, and K Vijayaraghavan, secretary of the their group to represent them in an evening Low-energy QCD with strangeness in Trento participated in group project work. An effort Department of Science and Technology, session. The students carried out their project was made to mix students from different and Naba Mondal, leader of the India-based work with great enthusiasm during free countries in the discussion and project Neutrino Observatory, spoke about the periods in the programme, culminating in Experts and young researchers from across supposed to give mass to the visible universe. groups, as well as in the shared sleeping country’s work in high-energy physics. The a lively after-dinner session on the school’s the world met at the European Centre for At the intersection of nuclear and particle quarters. The school’s teachers, from regular teaching programme also included penultimate day. Theoretical Studies in Nuclear Physics physics, strangeness nuclear physics plays an 11 different countries, also refl ected the lecturers and a discussion leader from India. In addition to the academic side of the and Related Areas – ECT* – in Trento important role in contemporary physics, being global nature of high-energy physics. An essential ingredient in experimental school, thanks to the local organizers, the on 27–31 October, for the international a rapidly evolving fi eld with new data coming In addition to courses on numerous aspects particle physics is the ability of researchers participants were able to experience many workshop Achievements and Perspectives from experiments worldwide. of particle-physics theory, there were classes to work together in international teams, aspects of Indian culture, including visits in Low-Energy QCD with Strangeness. Among recent experimental results, addressing instrumentation and detectors, collaborating with colleagues from other to the Sun Temple at Konark, to numerous The participants discussed the most recent an intriguing situation is represented Participants at ECT* in Trento. (Image and statistical techniques. The importance countries to achieve a common goal. This sites and temples in and around the city of achievements and future perspectives in by the so-called “deeply bound kaonic credit: C Curceanu.) of training the next generation of young was a motivation for the group projects. Bhubaneswar, and to see Lake Chilka and strangeness nuclear physics, debating the nuclei” (DBKN), where the presence of researchers was refl ected in the fact that the A general subject area was assigned to its associated wildlife. They also had ample possible role of strangeness in astrophysics a strange (anti)quark in the nuclei might Currently, there is no clear, universally directors-general of both CERN (by live each group of about 12 students, who had opportunity to appreciate excellent Indian and the universe. bind it by tens of millions of electron volts accepted experimental signature of the video link) and KEK (in person) lectured at to decide on a specifi c paper to study, and food, including delicious dinners served With a mass between that of light and per nucleon, according to some theories. existence of DBKN. The search for them the school, on particle physics in Europe and then share the work of in-depth study of in the open air, with live performances of heavy quarks, the strange quark represents New results in this sector obtained by the proceeds in parallel with developing a deeper in Asia, respectively. different aspects (including theory and Indian dance. the ideal testing ground for low-energy QCD AMADEUS, FINUDA, FOPI, HADES and understanding of the underlying processes The Indian physics community was experimental set-up and techniques, as well ● The AEPSHEP schools are held every two theories, such as chiral symmetry breaking, E15 collaborations were discussed at the in the interaction of strange particles with well represented. The participants as the data analysis) between the group years in countries of the Asia-Pacifi c region. which together with the is workshop, together with future perspectives. ordinary nuclear matter. In addition, a were welcomed via live video link by members, and fi nally select a member of The next will take place in China in 2016.

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CERNCOURIER www. V o l u m e 5 5 N u m b e r 1 J a n u ary /F e b r u a r y 2 0 1 5 CERN Courier January/February 2015 CERN Courier January/February 2015 Faces & Places Faces & Places

N u C L E a r P h Y s i C s plethora of new results in strangeness which together with the experimental processes involved, as Avraham Gal, Emiko physics obtained by the BESIII and CLAS results allows a better and more accurate Hiyama and Francesco Pederiva showed. EXON 2014 highlights research with exotic nuclei collaborations were reported on and understanding of the processes occurring in Wolfram Weise, director of ECT*, discussed during the workshop. the low-energy QCD sector. The techniques presented a fascinating report on pending The study of kaonic atoms provides another include effective fi eld theories, lattice issues in low-energy strong interactions EXON 2014, the International Symposium tool for obtaining valuable information calculations – where new results were shown with strangeness. In addition, 10 years of the on Exotic Nuclei, took place on for low-energy QCD. Following the fi rst by Ulf-G Meißner – and few- and many-body EU-supported HadronPhysics Integrating 8–13 September in Kaliningrad – the exploratory measurement of kaonic deuterium approaches. Activities in Europe was celebrated in a talk seventh time that the event has been held in by the SIDDHARTA collaboration at the Another rapidly evolving fi eld – especially by Carlo Guaraldo, the project’s co-ordinator. Russia. It was organized by the fi ve largest DAΦNE facility at the Frascati National following the discovery of neutron stars of The workshop was organized by Catalina scientifi c centres where this important and Laboratory, a precision measurement is two solar masses – is the study of the possible Curceanu (LNF-INFN, Italy), Laura actively developing fi eld of nuclear physics planned by the SIDDHARTA-2 collaboration. role of strangeness in astrophysics. The Fabbietti (Excellence Cluster, TUM, is successfully studied: JINR in Dubna, Combined with SIDDHARTA’s measurement equation of state for neutron stars including Germany), Carlo Guaraldo (LNF-INFN, GANIL in France, RIKEN in Japan, GSI in The symposium attracted around 160 participants. (Image credit: JINR.) of kaonic hydrogen, it will enable the fi rst strangeness (hyperons or kaons), or even Italy), Jiri Mares (Nuclear Physics Institute, Germany and the National Superconducting extraction of the isospin-dependent antikaon– (strange) quark stars or strangelets, is a Rez Prague, Czech Republic), Johann Cyclotron Laboratory in the US. Around the highest calibre and for the organization experiment on the synthesis of element nucleon scattering lengths – fundamental fl ourishing fi eld of research. Discussions on Marton (SMI-Vienna, Austria) and Ulf-G 160 scientists from 24 countries took part, of joint scientifi c research. The scientifi c 117, in collaboration with scientists from quantities for understanding low-energy QCD the possible role of strangeness in neutron Meißner (Bonn and FZ Jülich, Germany). the largest delegations being from France programme included invited reports on the American laboratories who provided the in the strangeness sector. stars followed presentations by Alessandro ● For all of the presentations, see (12 persons), Germany (10), Japan (10) latest trends in the physics of exotic nuclei target of 249Bk, which was undertaken at On the theoretical side, refi ned Drago, Ignazio Bombaci and Andreas www.oeaw.ac.at/smi/research/topics/ and the US (8). Scientifi c centres in these and new projects at the largest accelerator the FLNR cyclotron by a large group of calculations and methods are yielding results Schmitt. The study of the neutron-rich strong-interaction/leannis-hp3/ countries are interested in co-operation with complexes and experimental facilities. physicists and chemists under the guidance with continuously improving precision, hypernuclei might help in understanding the leannis-meetings/meeting-october-2014/. JINR and Russian scientifi c centres, which In addition, round-table discussions were of Yuri Oganessian. were represented by 28 participants. organized where leading scientists from A day in the symposium agenda was s C h O O L s Research at these laboratories studies various scientifi c centres around the world devoted to present and future accelerator nuclei in extreme conditions – nuclei with exchanged their views on co-operation in complexes for heavy ions and radioactive Asia-Europe-Pacifi c school goes to India high angular momentum (“violently” fundamental physics and applied research. nuclei in leading scientifi c centres. A new spinning nuclei) or high excitation energy The results of the latest experiments on the generation of accelerators developed at the (“hot” nuclei), large deformation (super- and synthesis and study of nuclei properties of laboratories represented by the co-organizers Following its successful launch in Japan hyper-deformation, nuclei with unusual new superheavy elements were a highlight of the symposium will allow advancement in 2012, the second Asia-Europe-Pacifi c shapes), abnormally large numbers of neutrons of the symposium. Here, the discovery in the synthesis and studies of the properties School of High-Energy Physics (AEPSHEP), or protons (neutron-rich and proton-rich of new superheavy elements shows the of new exotic nuclei. These projects are took place in Puri, Orissa, in India, on nuclei), and superheavy nuclei with proton effectiveness of international collaborations. SPIRAL2 at GANIL, the RI Beam Factory at 4–17 November. In addition to teaching number Z > 110. Studies of nuclear-matter Interesting results have been obtained in RIKEN, the Facility for Antiproton and Ion the participants about particle physics and properties in such extreme conditions give joint research by JINR’s Flerov Laboratory Research in Darmstadt, the DRIВs and NICA related disciplines, an important objective important information about the properties of Nuclear Reactions (FLNR), GSI, and the projects at JINR, and the Facility for Rare for the school is to foster cultural exchange of the microworld, and allow simulation of Paul Scherrer Institute in Switzerland, in Isotope Beams in Michigan. and networking between young researchers processes that occur in the universe. experiments on the chemical identifi cation ● The around 80 oral presentations and from different countries. The symposium was hosted by the of elements 112 and 114 in beams at the 40 poster reports will be published in A total of 64 students, of 22 different Immanuel Kant Baltic Federal University, FLNR’s U-400 cyclotron. Another shining a standard issue of Proceedings of the nationalities, took part in an intense Left: A student presents the results of a project on behalf of her group. Right: Students which is well known for training staff of example of successful co-operation is the International Symposium “EXON”. programme of lectures and discussion from India and China discuss physics research during a poster session in Puri. (Image sessions. The students also presented credits: N Ellis.) W O r k s h O P and discussed their own research work in an informal evening poster session, and K Vijayaraghavan, secretary of the their group to represent them in an evening Low-energy QCD with strangeness in Trento participated in group project work. An effort Department of Science and Technology, session. The students carried out their project was made to mix students from different and Naba Mondal, leader of the India-based work with great enthusiasm during free countries in the discussion and project Neutrino Observatory, spoke about the periods in the programme, culminating in Experts and young researchers from across supposed to give mass to the visible universe. groups, as well as in the shared sleeping country’s work in high-energy physics. The a lively after-dinner session on the school’s the world met at the European Centre for At the intersection of nuclear and particle quarters. The school’s teachers, from regular teaching programme also included penultimate day. Theoretical Studies in Nuclear Physics physics, strangeness nuclear physics plays an 11 different countries, also refl ected the lecturers and a discussion leader from India. In addition to the academic side of the and Related Areas – ECT* – in Trento important role in contemporary physics, being global nature of high-energy physics. An essential ingredient in experimental school, thanks to the local organizers, the on 27–31 October, for the international a rapidly evolving fi eld with new data coming In addition to courses on numerous aspects particle physics is the ability of researchers participants were able to experience many workshop Achievements and Perspectives from experiments worldwide. of particle-physics theory, there were classes to work together in international teams, aspects of Indian culture, including visits in Low-Energy QCD with Strangeness. Among recent experimental results, addressing instrumentation and detectors, collaborating with colleagues from other to the Sun Temple at Konark, to numerous The participants discussed the most recent an intriguing situation is represented Participants at ECT* in Trento. (Image and statistical techniques. The importance countries to achieve a common goal. This sites and temples in and around the city of achievements and future perspectives in by the so-called “deeply bound kaonic credit: C Curceanu.) of training the next generation of young was a motivation for the group projects. Bhubaneswar, and to see Lake Chilka and strangeness nuclear physics, debating the nuclei” (DBKN), where the presence of researchers was refl ected in the fact that the A general subject area was assigned to its associated wildlife. They also had ample possible role of strangeness in astrophysics a strange (anti)quark in the nuclei might Currently, there is no clear, universally directors-general of both CERN (by live each group of about 12 students, who had opportunity to appreciate excellent Indian and the universe. bind it by tens of millions of electron volts accepted experimental signature of the video link) and KEK (in person) lectured at to decide on a specifi c paper to study, and food, including delicious dinners served With a mass between that of light and per nucleon, according to some theories. existence of DBKN. The search for them the school, on particle physics in Europe and then share the work of in-depth study of in the open air, with live performances of heavy quarks, the strange quark represents New results in this sector obtained by the proceeds in parallel with developing a deeper in Asia, respectively. different aspects (including theory and Indian dance. the ideal testing ground for low-energy QCD AMADEUS, FINUDA, FOPI, HADES and understanding of the underlying processes The Indian physics community was experimental set-up and techniques, as well ● The AEPSHEP schools are held every two theories, such as chiral symmetry breaking, E15 collaborations were discussed at the in the interaction of strange particles with well represented. The participants as the data analysis) between the group years in countries of the Asia-Pacifi c region. which together with the Higgs mechanism is workshop, together with future perspectives. ordinary nuclear matter. In addition, a were welcomed via live video link by members, and fi nally select a member of The next will take place in China in 2016.

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CERNCOURIER www. V o l u m e 5 5 N u m b e r 1 J a n u ary /F e b r u a r y 2 0 1 5 CERN Courier January/February 2015 CERN Courier January/February 2015 Faces & Places Faces & Places

C O M P u t i N G Accelerator Paolo Giubellino, ALICE spokesperson, and ALICE Grid family has a new member Latchezar Betev from CERN, and the directors of the IT division of UNAM, Felipe Bracho schools join up On 3 November, CERN’s director of and 570 TB of storage, and represents the and Miguel Alcubierre, and the Instituto de research and computing, Sergio Bertolucci, second largest such structure in Latin Ciencias Nucleares, Fabian Romo, Lukas in California and the secretary general of the Universidad America for ALICE. It is envisaged as a fi rst Nellen and Guy Paic, the importance of the Nacional Autonoma de Mexico (UNAM), step towards incorporating a full Tier-1 site project for the Mexican physics community’s Eduardo Barzana, signed a memorandum of on the premises, as planned in the initiative collaboration with ALICE was stressed. The The CERN and US Particle Accelerator understanding between UNAM and CERN launched in 2011 jointly by Federico next steps towards the implementation of the Schools recently organized a Joint for the operation of a Tier-2 centre for the Carminati of CERN and Guy Paic, of the Tier1 centre were discussed during a two-day International Accelerator School on ALICE Grid within the Worldwide LHC Instituto de Ciencias Nucleares of UNAM symposium organized for the occasion, with Beam Loss and Accelerator Protection. Computing Grid. and a member of ALICE. a focus on ways to involve more computing Held in Newport Beach, California, on Participants at the joint school. (Image credit: A Pham, Michigan State University.) The inaugurated cluster has 1024 nodes During the signature ceremony attended by scientists in the operation. 5–14 November, this was the 13th in a series of such joint schools, which started in 1985 the Americas. The programme comprised and enthusiasm of the lecturers, as well as the L E t t E r s and also involve the accelerator communities 26 lectures, each of 90 minutes duration, high standard and quality of their lectures. in Japan and Russia. together with 13 hours of case studies. The Initial discussions in California between The changing PS control room this is rubbish. If generally adopted, physics The school in California attracted students were given homework each day, and the heads of the schools resulted in a The Faces & Places item in the November would be frozen. Many famous signals have 58 participants representing 22 different had the opportunity to sit a fi nal exam, which proposal that the next joint school, tentatively issue about CERN control rooms (p45) been less than this: the defl ection of light nationalities, with around half from counted towards university credit. Feedback scheduled for spring 2017, will concentrate suggests that between 1963 and 1974 by the Sun, solar , the missing Europe and the other half from Asia and from the participants praised the expertise on RF acceleration systems. not much changed, but the picture at the solar neutrinos, Kamiokande’s 11 neutrinos top right of the sequence actually shows from the 1987 supernova, weak neutral v i s i t s Jean-Pierre Potier using the fi rst graphical currents, and the W boson. More recently, display workstation, an IMLAC PDS-1. the brightness of distant supernovae was While visiting On 27 October, This was installed in 1971, with software only 2–3σ less than predicted. Fixing it up Geneva to deliver a Lapo Pistelli, right, the that displayed the closed orbit and allowed with dark energy won the Nobel prize (for lecture at the UN, Italian vice-minister computer control of the main dipole an alternative explanation, see Farley 2010 the president of at Foreign Affairs and magnets of the Proton Synchrotron. That Proc. Roy. Soc. A466 3089). Ecuador, Rafael International Cooperation, was an important step on the way to fully In a graph with many points, a bump of Correa Delgado, visited CERN. After computerized control of the Super Proton 2σ will show up once in every 200. So yes, left, took the being welcomed by Synchrotron a few years later. Brian Carpenter with the IMLAC PDS-1 in if you do not know where to look, then a 5σ opportunity to the director-general, I wrote the software, and was standing 1971. (Image credit: CERN-CO-7110231.) bump is required. The clinching evidence for make a lightning Rolf Heuer, he was just out of sight when the photograph was the Higgs boson was that both ATLAS and visit to CERN on presented with a taken. The picture also appears in a paper “crazy” ones, and indeed Tony Sanda and I CMS saw a bump in the same place. But if 24 October. This temperature-sensitive mug on “Injection and trapping of the beam at discussed the possibility of using asymmetric you are testing one predicted number, 2σ is included a tour that depicts the history 800 MeV in the CPS” (D Boussard et al. e+e– collisions with Pier at a dinnerYour during guide a to products,interesting, services 3σ is huge. and expertise of the ATLAS of the universe. A visit to 1974 Proc. IXth International Conf. on workshop in Los Angeles. However, it was For 10 years theorists have tried to explain experimental cavern, accompanied by the collaboration spokesperson, the ATLAS experiment High Energy Accelerators (Stanford 1974) Pier who not only suggestedConnect the idea your but also business the 3–4σ todaydiscrepancy for the muon g-2. The Dave Charlton, as well as the opportunity to meet the co-organizer of the followed. (Image credit: pp 475–479). produced the way to do it in reality. I was very result is sound. Three quasi-independent CERN Latin America School of High-Energy Physics, which will be held in CERN-PHOTO-201410- ● Brian Carpenter, University of Auckland. excited straight away, but of course I am a measurements, all agreeing with each other, Ecuador in March. (Image credit: CERN-PHOTO-201410-214 – 12.) 218 – 12.) theorist. Afterwards, I talked to other experts are well above theory. The conclusion is A crazy idea about using asymmetric collisions. They told inescapable: the cannot I was interested to read the article on me that it was indeed a crazy idea, but I loved explain this result; it is a pointer to new During a visit to CERN, also on 1 December, Anne-Marie Descôtes, CP violation in the November issue of CERN it and continued to ask other people. Tony physics. But g-2 is only one number. It cannot centre-right, of the Directorate General of Globalization, Development Courier, and would like to comment about Sanda followed it further,FREE telling Japanese say which of the many hypotheses is correct. and Partnerships in the French Ministry of Foreign Affairs and the sentence that begins at the bottom of experts to learn aboutFind it and out do it. how They did!to get yourFor that business we need a new discovery – and 3σ International Development, visited the LHCb experimental cavern, the left-hand column on p33: “Pier Oddone, ● Ikaros Bigi, du Lac. will be fi ne. accompanied by LHCb collaboration members. (Image credit: together with Ikaros Bigi and Tony Sanda, or institution connected.● Francis J M Farley, University of Southampton. CERN-PHOTO-201412-254-12.) proposed…[producing] boosted neutral Is 5σ necessary? From 1957 at CERN he measured the muon g-2 B mesons using asymmetric pairs of e+ and The feature in the November issue on the g-2 in three successive experiments, including two e– beams tuned to the Υ(4S) resonance.” ring repeats the belief that aphysicsworld.com/connect 5σ discrepancy with muon storage rings in close collaboration with I am a fan of novel ideas, in particular is needed for a discovery. In my opinion, Emilio Picasso (see p19 this issue).

Sanja Vlahovic´, left, the minister of science of Montenegro, visited CERN on 1 December. Following a welcome by Rolf Heuer, her visit included the CMS experimental cavern, the Antiproton Decelerator facility and the computer centre, where she heard about the LHC Computing Grid project. (Image Your guide to products, services and expertise credit: CERN-PHOTO-201412-251-3.) Find out how to get your business or institution connected. physicsworld.com/connect 36 37

www. CERNCOURIER Your guide to products, services and expertise V o l u m e 5 5 N u m b e r 1 J a n u ary /F e b r u a r y 2 0 1 5 Connect your business today FREE Find out how to get your business or institution connected. physicsworld.com/connect CERN Courier January/February 2015 CERN Courier January/February 2015 Faces & Places Faces & Places

C O M P u t i N G Accelerator Paolo Giubellino, ALICE spokesperson, and ALICE Grid family has a new member Latchezar Betev from CERN, and the directors of the IT division of UNAM, Felipe Bracho schools join up On 3 November, CERN’s director of and 570 TB of storage, and represents the and Miguel Alcubierre, and the Instituto de research and computing, Sergio Bertolucci, second largest such structure in Latin Ciencias Nucleares, Fabian Romo, Lukas in California and the secretary general of the Universidad America for ALICE. It is envisaged as a fi rst Nellen and Guy Paic, the importance of the Nacional Autonoma de Mexico (UNAM), step towards incorporating a full Tier-1 site project for the Mexican physics community’s Eduardo Barzana, signed a memorandum of on the premises, as planned in the initiative collaboration with ALICE was stressed. The The CERN and US Particle Accelerator understanding between UNAM and CERN launched in 2011 jointly by Federico next steps towards the implementation of the Schools recently organized a Joint for the operation of a Tier-2 centre for the Carminati of CERN and Guy Paic, of the Tier1 centre were discussed during a two-day International Accelerator School on ALICE Grid within the Worldwide LHC Instituto de Ciencias Nucleares of UNAM symposium organized for the occasion, with Beam Loss and Accelerator Protection. Computing Grid. and a member of ALICE. a focus on ways to involve more computing Held in Newport Beach, California, on Participants at the joint school. (Image credit: A Pham, Michigan State University.) The inaugurated cluster has 1024 nodes During the signature ceremony attended by scientists in the operation. 5–14 November, this was the 13th in a series of such joint schools, which started in 1985 the Americas. The programme comprised and enthusiasm of the lecturers, as well as the L E t t E r s and also involve the accelerator communities 26 lectures, each of 90 minutes duration, high standard and quality of their lectures. in Japan and Russia. together with 13 hours of case studies. The Initial discussions in California between The changing PS control room this is rubbish. If generally adopted, physics The school in California attracted students were given homework each day, and the heads of the schools resulted in a The Faces & Places item in the November would be frozen. Many famous signals have 58 participants representing 22 different had the opportunity to sit a fi nal exam, which proposal that the next joint school, tentatively issue about CERN control rooms (p45) been less than this: the defl ection of light nationalities, with around half from counted towards university credit. Feedback scheduled for spring 2017, will concentrate suggests that between 1963 and 1974 by the Sun, solar neutrinos, the missing Europe and the other half from Asia and from the participants praised the expertise on RF acceleration systems. not much changed, but the picture at the solar neutrinos, Kamiokande’s 11 neutrinos top right of the sequence actually shows from the 1987 supernova, weak neutral v i s i t s Jean-Pierre Potier using the fi rst graphical currents, and the W boson. More recently, display workstation, an IMLAC PDS-1. the brightness of distant supernovae was While visiting On 27 October, This was installed in 1971, with software only 2–3σ less than predicted. Fixing it up Geneva to deliver a Lapo Pistelli, right, the that displayed the closed orbit and allowed with dark energy won the Nobel prize (for lecture at the UN, Italian vice-minister computer control of the main dipole an alternative explanation, see Farley 2010 the president of at Foreign Affairs and magnets of the Proton Synchrotron. That Proc. Roy. Soc. A466 3089). Ecuador, Rafael International Cooperation, was an important step on the way to fully In a graph with many points, a bump of Correa Delgado, visited CERN. After computerized control of the Super Proton 2σ will show up once in every 200. So yes, left, took the being welcomed by Synchrotron a few years later. Brian Carpenter with the IMLAC PDS-1 in if you do not know where to look, then a 5σ opportunity to the director-general, I wrote the software, and was standing 1971. (Image credit: CERN-CO-7110231.) bump is required. The clinching evidence for make a lightning Rolf Heuer, he was just out of sight when the photograph was the Higgs boson was that both ATLAS and visit to CERN on presented with a taken. The picture also appears in a paper “crazy” ones, and indeed Tony Sanda and I CMS saw a bump in the same place. But if 24 October. This temperature-sensitive mug on “Injection and trapping of the beam at discussed the possibility of using asymmetric you are testing one predicted number, 2σ is included a tour that depicts the history 800 MeV in the CPS” (D Boussard et al. e+e– collisions with Pier at a dinnerYour during guide a to products,interesting, services 3σ is huge. and expertise of the ATLAS of the universe. A visit to 1974 Proc. IXth International Conf. on workshop in Los Angeles. However, it was For 10 years theorists have tried to explain experimental cavern, accompanied by the collaboration spokesperson, the ATLAS experiment High Energy Accelerators (Stanford 1974) Pier who not only suggestedConnect the idea your but also business the 3–4σ todaydiscrepancy for the muon g-2. The Dave Charlton, as well as the opportunity to meet the co-organizer of the followed. (Image credit: pp 475–479). produced the way to do it in reality. I was very result is sound. Three quasi-independent CERN Latin America School of High-Energy Physics, which will be held in CERN-PHOTO-201410- ● Brian Carpenter, University of Auckland. excited straight away, but of course I am a measurements, all agreeing with each other, Ecuador in March. (Image credit: CERN-PHOTO-201410-214 – 12.) 218 – 12.) theorist. Afterwards, I talked to other experts are well above theory. The conclusion is A crazy idea about using asymmetric collisions. They told inescapable: the Standard Model cannot I was interested to read the article on me that it was indeed a crazy idea, but I loved explain this result; it is a pointer to new During a visit to CERN, also on 1 December, Anne-Marie Descôtes, CP violation in the November issue of CERN it and continued to ask other people. Tony physics. But g-2 is only one number. It cannot centre-right, of the Directorate General of Globalization, Development Courier, and would like to comment about Sanda followed it further,FREE telling Japanese say which of the many hypotheses is correct. and Partnerships in the French Ministry of Foreign Affairs and the sentence that begins at the bottom of experts to learn aboutFind it and out do it. how They did!to get yourFor that business we need a new discovery – and 3σ International Development, visited the LHCb experimental cavern, the left-hand column on p33: “Pier Oddone, ● Ikaros Bigi, University of Notre Dame du Lac. will be fi ne. accompanied by LHCb collaboration members. (Image credit: together with Ikaros Bigi and Tony Sanda, or institution connected.● Francis J M Farley, University of Southampton. CERN-PHOTO-201412-254-12.) proposed…[producing] boosted neutral Is 5σ necessary? From 1957 at CERN he measured the muon g-2 B mesons using asymmetric pairs of e+ and The feature in the November issue on the g-2 in three successive experiments, including two e– beams tuned to the Υ(4S) resonance.” ring repeats the belief that aphysicsworld.com/connect 5σ discrepancy with muon storage rings in close collaboration with I am a fan of novel ideas, in particular is needed for a discovery. In my opinion, Emilio Picasso (see p19 this issue).

Sanja Vlahovic´, left, the minister of science of Montenegro, visited CERN on 1 December. Following a welcome by Rolf Heuer, her visit included the CMS experimental cavern, the Antiproton Decelerator facility and the computer centre, where she heard about the LHC Computing Grid project. (Image Your guide to products, services and expertise credit: CERN-PHOTO-201412-251-3.) Find out how to get your business or institution connected. physicsworld.com/connect 36 37

www. CERNCOURIER Your guide to products, services and expertise V o l u m e 5 5 N u m b e r 1 J a n u ary /F e b r u a r y 2 0 1 5 Connect your business today FREE Find out how to get your business or institution connected. physicsworld.com/connect CERN Courier January/February 2015 CERN Courier January/February 2015 Faces & Places Faces & Places

O B i t u a r i E s and over a large solid angle. At the that the increasing cross-section for hadron looked at the τ sample more holistically, and same time, Perl encouraged Yung-Su Paul production in e+e– annihilation, newly brought the uncertainties in the pattern of Tsai, a SLAC theorist, to work out a complete measured by Mark I, could be fi t using a τ branching fractions below the percent level. Agnès Orkin-Lecourtois 1925–2014 description of the decay of a heavy charmed quark and a heavy lepton, with In the last phase of his life, Perl expressed through weak interactions. He put forward masses, by mysterious coincidence, within concern over the dominance of large-scale the heavy-lepton search as one of the goals of 100 MeV of one another. It took much longer particle-physics experiments, and the En juin 2014, la physicienne Agnès Agnès Orkin-Lecourtois en the experiment in a short, and mainly ignored, for the experimental community to accept concomitant loss of opportunities for young Orkin-Lecourtois disparaissait à l’âge de 1963, entourée de Viki fi nal section of the Mark I proposal. the observation of anomalous e–μ events. people to think independently. He searched 88 ans. Au cours de sa carrière, elle participa Weisskopf, à gauche, alors In 1974 – along with the discoveries of the Perl was steadfastly confi dent in his analysis. for and devoted himself to small-scale à des expériences phare de la physique des directeur général du CERN, et ψ system of resonances and the jet structure of Finally, in 1977, the Pluto and DASP experiments of potentially high impact, in particules, notamment sur l’interaction faible. Charles Peyrou, chef de la fi nal states – events suggesting heavy-lepton experiments at DESY reported confi rmation particular a search for fractional charge Agnès Orkin-Lecourtois naquit à Division des Chambres à production appeared in the Mark I data. These of the production of the new heavy lepton, τ. that used an elegant ink dropper and a video Paris le 3 octobre 1925. Ses parents, juifs traces du CERN. (Crédit were events with one electron and one muon In the 1980s, Perl worked on the successor camera to test unprecedented amounts russes émigrés en France, se séparèrent image : CERN-GE-6306155.) as the only visible particles in the fi nal state. experiment Mark II at the PEP collider of material. He lobbied for new funding et sa mère, tragédienne, se remaria avec It seemed easy to dismiss them at the time. at SLAC. In this period, he was involved mechanisms that could allow young people un acteur de théâtre et de cinéma, Daniel The Mark I detector’s angular coverage was in two more milestones in e+e–-collider to pursue their own creative ideas in the Lecourtois. Il adoptera plus tard Agnès, considerably less than 4π, and its muon and physics. First, he was the godfather of laboratory. He also continued to dispense d’où son double nom. Après la guerre, electron identifi cation systems were weak the fi rst special-purpose precision vertex advice and encouragement to members of durant laquelle la famille se réfugia dans by modern standards. The muon system detector deployed in a colliding-beam succeeding generations. le sud de la France, Agnès poursuivit des Gargamelle. Elle vint au CERN préparer qui, dix ans après la découverte des courants contained only 1.7 absorption lengths of environment. This detector, designed to Perl’s discovery of the τ provides a striking études de sciences physiques à Paris. En l’installation de BP3, dans le premier neutres, mit en évidence les porteurs de material. were identifi ed as particles measure the lifetime of the τ (0.3 ps), also example of a truly surprising discovery 1950, elle intégra le Laboratoire de l’École faisceau de neutrinos. Elle participa l’interaction électrofaible. with four times minimum ionization in the enabled discovery of the unexpectedly achieved in the context of big science. He Polytechnique de Louis Leprince-Ringuet. également aux travaux du groupe liquide Agnès Orkin-Lecourtois avait une shower counters. It was possible that both long b quark lifetime (1.5 ps). Second, he showed us the level of vision, technical care Avec Daniel Morellet, Louis Jauneau, Jean lourd du CERN, dirigé par Colin Ramm personnalité d’une grande originalité. Très signals were dominated by fakes. But Perl and contested the precision of measurements of and personal toughness that it takes to bring Crussard, Georges Kayas et Tchang-Fong (CERN Courier novembre 2014 p41). cultivée, elle vivait au milieu de milliers his colleagues evaluated the misidentifi cation τ branching-ratios by formulating a “1-prong such a discovery from hints in the data to Hoang, elle faisait partie de l’équipe qui Agnès Orkin-Lecourtois suivit André de livres qu’elle collectionnait. Elle aimait probabilities and argued that the events were problem” – that the sum of branching ratios accepted scientifi c fact. As we work towards étudiait les rayons cosmiques au moyen Lagarrigue lorsqu’il rejoignit en 1964 restaurer les vieilles pierres et conduire de real. If so, these events had no explanation in for 1-prong channels did not add up to the next great breakthrough, he continues to d’émulsions photographiques lancées par le Laboratoire de l’accélérateur linéaire belles voitures. Son esprit indépendant se terms of particles known at the time. the total 1-prong rate. The Mark II group inspire us. des ballons-sondes dans la stratosphère. Ce LAL avec une grande partie de son équipe. traduisait dans le domaine de la physique It did not take long for theorists to realize introduced new analysis methods that ● His colleagues and friends. groupe étudiait notamment les mésons K. Dans les années 1970, elle participa à la par une grande intuition, beaucoup Elle travailla ensuite sur la technique des grande aventure Gargamelle qui mena à de persévérance et des méthodes très chambres à bulles à liquide lourd introduite la découverte des courants neutres faibles personnelles qui la préservaient des dérives à la fi n des années 1950. Elle participa au en 1973, validant la théorie électrofaible. liées aux gigantismes et à l’informatisation Tullio Regge 1931–2014 développement des chambres à bulles à Agnès Orkin-Lecourtois contribua ensuite de notre discipline. liquide lourd BP2 et BP3, précurseurs de aux recherches avec les ISR, puis avec UA1 ● Ses amis et anciens collègues. If mathematical insight into the fundamental back to Turin where he founded a more properties of a physical system is the most group-theoretical approach to supergravity, important tool for a theoretical physicist, usually known as the group-manifold 1927–2014 Tullio Regge was one of the most brilliant or geometric approach, and worked and creative minds of the second half of extensively on (2+1)-dimensional quantum the 20th century. His contributions to both . During this time he was a visiting Martin Perl, professor emeritus at the Martin Perl in his offi ce. (Image credit: quantum theory and still scientist at CERN on several occasions. SLAC National Accelerator Laboratory, SLAC.) have a profound impact worldwide. After 1995 he moved to the Politecnico died unexpectedly on 30 September. His Tullio graduated in Turin and gained his in Turin, where he became deeply career encompassed elementary-particle was offered the opportunity to join the new PhD from Rochester in the US. In 1961 he interested in an original approach to the physics from the to the accelerator laboratory, SLAC. He accepted, became a professor of relativity at Turin three-dimensional Ising model, considered colliding-beam era. Most notably, it included as he often related, against the advice and University, and then also a member of the as a two-dimensional one whose graph has a the discovery of the τ lepton, for which he warnings of his Michigan colleagues. He Institute for Advanced Studies in Princeton very high genus. won the Nobel prize in 1995. had become fascinated by the problem of the until the early 1980s. Tullio Regge, with Gabriele Veneziano, left, As well as his pioneering work, mostly Perl grew up in a middle-class Jewish relation between the electron and the muon. One of his fi rst radically new ideas was the and Schu Martin, right. (Image credit: André aiming at a formulation of a four-dimensional family in Brooklyn, in an environment that In the early days of SLAC, he mounted a introduction of complex angular momenta Martin.) theory of , Tullio made encouraged his skills as a student and his number of experiments to look for differences for studying the behaviour of scattering other important contributions regarding interest in mechanics. After a term in the between electron and muon interactions, amplitudes in strong interactions, therefore coeffi cients. Most important, he created the so-called Ponzano–Regge model, the Merchant Marine and a stint as a chemical and to search for new particles that could be discovering the intimate relation between a completely new approach to general physics of many-body systems and quantum engineer at General Electric, his interests produced in fi nal-state radiation. the famous “Regge ”, the bound states relativity based on a discretization of vortices. He also wrote an elegant paper on led him to enroll in physics at graduate As the e+e– collider SPEAR began to of the system and the power-law growth of space–time, universally known as the Regge the two-dimensional Ising model having a school. He entered Columbia and did his of meticulous care in reporting experimental be constructed at SLAC, Perl joined the the amplitudes. This opened the way to the calculus. In this new approach he introduced dodecahedral symmetry group that was later PhD in the lab of Isidor I Rabi, using an results, of working on fundamental group being organized by to Veneziano amplitudes and dual models, later a “triangulation” with four-dimensional recognized as the symmetry of the fullerene atomic resonance method to measure the questions, and of choosing original problems construct a novel particle detector for this reinterpreted as string theories. polyhedra of the space–time. molecule. quadrupole moment of the sodium nucleus. outside of the mainstream. accelerator. The vision of this detector – later Tullio also created the basis for the early is widely applied to solve Einstein equations His outstanding contributions were There Perl absorbed elements of the Rabi Perl spent eight years as a professor at the called the Mark I – was that it would provide a theory of black-hole perturbations with when lack of any symmetry prevents the use recognized with the Heineman Prize for tradition that he was not shy about passing on , working on bubble complete view of elementary-particle events, John Wheeler, and discovered unsuspected of analytical methods. Mathematical Physics in 1964, the Cecil to his younger colleagues – the importance chambers and hadronic reactions. In 1962, he with imaging of charged and neutral particles symmetry properties of the 3-j and Racah Leaving Princeton in 1979, Tullio went Powell Medal in 1987, the Einstein Award in

38 39

CERNCOURIER www. V o l u m e 5 5 N u m b e r 1 J a n u ary /F e b r u a r y 2 0 1 5 CERN Courier January/February 2015 CERN Courier January/February 2015 Faces & Places Faces & Places

O B i t u a r i E s and muons over a large solid angle. At the that the increasing cross-section for hadron looked at the τ sample more holistically, and same time, Perl encouraged Yung-Su Paul production in e+e– annihilation, newly brought the uncertainties in the pattern of Tsai, a SLAC theorist, to work out a complete measured by Mark I, could be fi t using a τ branching fractions below the percent level. Agnès Orkin-Lecourtois 1925–2014 description of the decay of a heavy lepton charmed quark and a heavy lepton, with In the last phase of his life, Perl expressed through weak interactions. He put forward masses, by mysterious coincidence, within concern over the dominance of large-scale the heavy-lepton search as one of the goals of 100 MeV of one another. It took much longer particle-physics experiments, and the En juin 2014, la physicienne Agnès Agnès Orkin-Lecourtois en the experiment in a short, and mainly ignored, for the experimental community to accept concomitant loss of opportunities for young Orkin-Lecourtois disparaissait à l’âge de 1963, entourée de Viki fi nal section of the Mark I proposal. the observation of anomalous e–μ events. people to think independently. He searched 88 ans. Au cours de sa carrière, elle participa Weisskopf, à gauche, alors In 1974 – along with the discoveries of the Perl was steadfastly confi dent in his analysis. for and devoted himself to small-scale à des expériences phare de la physique des directeur général du CERN, et ψ system of resonances and the jet structure of Finally, in 1977, the Pluto and DASP experiments of potentially high impact, in particules, notamment sur l’interaction faible. Charles Peyrou, chef de la fi nal states – events suggesting heavy-lepton experiments at DESY reported confi rmation particular a search for fractional charge Agnès Orkin-Lecourtois naquit à Division des Chambres à production appeared in the Mark I data. These of the production of the new heavy lepton, τ. that used an elegant ink dropper and a video Paris le 3 octobre 1925. Ses parents, juifs traces du CERN. (Crédit were events with one electron and one muon In the 1980s, Perl worked on the successor camera to test unprecedented amounts russes émigrés en France, se séparèrent image : CERN-GE-6306155.) as the only visible particles in the fi nal state. experiment Mark II at the PEP collider of material. He lobbied for new funding et sa mère, tragédienne, se remaria avec It seemed easy to dismiss them at the time. at SLAC. In this period, he was involved mechanisms that could allow young people un acteur de théâtre et de cinéma, Daniel The Mark I detector’s angular coverage was in two more milestones in e+e–-collider to pursue their own creative ideas in the Lecourtois. Il adoptera plus tard Agnès, considerably less than 4π, and its muon and physics. First, he was the godfather of laboratory. He also continued to dispense d’où son double nom. Après la guerre, electron identifi cation systems were weak the fi rst special-purpose precision vertex advice and encouragement to members of durant laquelle la famille se réfugia dans by modern standards. The muon system detector deployed in a colliding-beam succeeding generations. le sud de la France, Agnès poursuivit des Gargamelle. Elle vint au CERN préparer qui, dix ans après la découverte des courants contained only 1.7 absorption lengths of environment. This detector, designed to Perl’s discovery of the τ provides a striking études de sciences physiques à Paris. En l’installation de BP3, dans le premier neutres, mit en évidence les porteurs de material. Electrons were identifi ed as particles measure the lifetime of the τ (0.3 ps), also example of a truly surprising discovery 1950, elle intégra le Laboratoire de l’École faisceau de neutrinos. Elle participa l’interaction électrofaible. with four times minimum ionization in the enabled discovery of the unexpectedly achieved in the context of big science. He Polytechnique de Louis Leprince-Ringuet. également aux travaux du groupe liquide Agnès Orkin-Lecourtois avait une shower counters. It was possible that both long b quark lifetime (1.5 ps). Second, he showed us the level of vision, technical care Avec Daniel Morellet, Louis Jauneau, Jean lourd du CERN, dirigé par Colin Ramm personnalité d’une grande originalité. Très signals were dominated by fakes. But Perl and contested the precision of measurements of and personal toughness that it takes to bring Crussard, Georges Kayas et Tchang-Fong (CERN Courier novembre 2014 p41). cultivée, elle vivait au milieu de milliers his colleagues evaluated the misidentifi cation τ branching-ratios by formulating a “1-prong such a discovery from hints in the data to Hoang, elle faisait partie de l’équipe qui Agnès Orkin-Lecourtois suivit André de livres qu’elle collectionnait. Elle aimait probabilities and argued that the events were problem” – that the sum of branching ratios accepted scientifi c fact. As we work towards étudiait les rayons cosmiques au moyen Lagarrigue lorsqu’il rejoignit en 1964 restaurer les vieilles pierres et conduire de real. If so, these events had no explanation in for 1-prong channels did not add up to the next great breakthrough, he continues to d’émulsions photographiques lancées par le Laboratoire de l’accélérateur linéaire belles voitures. Son esprit indépendant se terms of particles known at the time. the total 1-prong rate. The Mark II group inspire us. des ballons-sondes dans la stratosphère. Ce LAL avec une grande partie de son équipe. traduisait dans le domaine de la physique It did not take long for theorists to realize introduced new analysis methods that ● His colleagues and friends. groupe étudiait notamment les mésons K. Dans les années 1970, elle participa à la par une grande intuition, beaucoup Elle travailla ensuite sur la technique des grande aventure Gargamelle qui mena à de persévérance et des méthodes très chambres à bulles à liquide lourd introduite la découverte des courants neutres faibles personnelles qui la préservaient des dérives à la fi n des années 1950. Elle participa au en 1973, validant la théorie électrofaible. liées aux gigantismes et à l’informatisation Tullio Regge 1931–2014 développement des chambres à bulles à Agnès Orkin-Lecourtois contribua ensuite de notre discipline. liquide lourd BP2 et BP3, précurseurs de aux recherches avec les ISR, puis avec UA1 ● Ses amis et anciens collègues. If mathematical insight into the fundamental back to Turin where he founded a more properties of a physical system is the most group-theoretical approach to supergravity, important tool for a theoretical physicist, usually known as the group-manifold Martin Lewis Perl 1927–2014 Tullio Regge was one of the most brilliant or geometric approach, and worked and creative minds of the second half of extensively on (2+1)-dimensional quantum the 20th century. His contributions to both gravity. During this time he was a visiting Martin Perl, professor emeritus at the Martin Perl in his offi ce. (Image credit: quantum theory and general relativity still scientist at CERN on several occasions. SLAC National Accelerator Laboratory, SLAC.) have a profound impact worldwide. After 1995 he moved to the Politecnico died unexpectedly on 30 September. His Tullio graduated in Turin and gained his in Turin, where he became deeply career encompassed elementary-particle was offered the opportunity to join the new PhD from Rochester in the US. In 1961 he interested in an original approach to the physics from the bubble chamber to the accelerator laboratory, SLAC. He accepted, became a professor of relativity at Turin three-dimensional Ising model, considered colliding-beam era. Most notably, it included as he often related, against the advice and University, and then also a member of the as a two-dimensional one whose graph has a the discovery of the τ lepton, for which he warnings of his Michigan colleagues. He Institute for Advanced Studies in Princeton very high genus. won the Nobel prize in 1995. had become fascinated by the problem of the until the early 1980s. Tullio Regge, with Gabriele Veneziano, left, As well as his pioneering work, mostly Perl grew up in a middle-class Jewish relation between the electron and the muon. One of his fi rst radically new ideas was the and Schu Martin, right. (Image credit: André aiming at a formulation of a four-dimensional family in Brooklyn, in an environment that In the early days of SLAC, he mounted a introduction of complex angular momenta Martin.) theory of quantum gravity, Tullio made encouraged his skills as a student and his number of experiments to look for differences for studying the behaviour of scattering other important contributions regarding interest in mechanics. After a term in the between electron and muon interactions, amplitudes in strong interactions, therefore coeffi cients. Most important, he created the so-called Ponzano–Regge model, the Merchant Marine and a stint as a chemical and to search for new particles that could be discovering the intimate relation between a completely new approach to general physics of many-body systems and quantum engineer at General Electric, his interests produced in fi nal-state radiation. the famous “Regge poles”, the bound states relativity based on a discretization of vortices. He also wrote an elegant paper on led him to enroll in physics at graduate As the e+e– collider SPEAR began to of the system and the power-law growth of space–time, universally known as the Regge the two-dimensional Ising model having a school. He entered Columbia and did his of meticulous care in reporting experimental be constructed at SLAC, Perl joined the the amplitudes. This opened the way to the calculus. In this new approach he introduced dodecahedral symmetry group that was later PhD in the lab of Isidor I Rabi, using an results, of working on fundamental group being organized by Burton Richter to Veneziano amplitudes and dual models, later a “triangulation” with four-dimensional recognized as the symmetry of the fullerene atomic resonance method to measure the questions, and of choosing original problems construct a novel particle detector for this reinterpreted as string theories. polyhedra of the space–time. Regge calculus molecule. quadrupole moment of the sodium nucleus. outside of the mainstream. accelerator. The vision of this detector – later Tullio also created the basis for the early is widely applied to solve Einstein equations His outstanding contributions were There Perl absorbed elements of the Rabi Perl spent eight years as a professor at the called the Mark I – was that it would provide a theory of black-hole perturbations with when lack of any symmetry prevents the use recognized with the Heineman Prize for tradition that he was not shy about passing on University of Michigan, working on bubble complete view of elementary-particle events, John Wheeler, and discovered unsuspected of analytical methods. Mathematical Physics in 1964, the Cecil to his younger colleagues – the importance chambers and hadronic reactions. In 1962, he with imaging of charged and neutral particles symmetry properties of the 3-j and Racah Leaving Princeton in 1979, Tullio went Powell Medal in 1987, the Einstein Award in

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CERNCOURIER www. V o l u m e 5 5 N u m b e r 1 J a n u ary /F e b r u a r y 2 0 1 5 CERN Courier January/February 2015 CERN Courier January/February 2015 Faces & Places Faces & Places

1979 and the Dirac Medal of the International passion to spreading scientifi c knowledge, computer art and design, an active politician Centre for in 1996. and produced a number of books – serving in the and a Tullio was, in my opinion, the best including one reporting his dialogues with fi erce advocate for the rights of the disabled. Samuel Krinsky 1945–2014 mathematically minded Italian theoretical – and many popular articles, ● Riccardo D’Auria, Department of Applied physicist after . Everyone who which attracted many young people, Science and Technology, Politecnico of Turin. had the opportunity to collaborate with including myself, to the world of physics. ● For a short autobiographical text by Samuel Krinsky, senior physicist at Source Development Laboratory (SDL), him – and I am one of those lucky people – An eclectic character of great humanity, Tullio Regge, see https://inspirehep.net/ Brookhaven National Laboratory, passed where the demonstration of the outstanding was impressed by his power of reasoning endowed with enormous curiosity and record/1330473/, and for recollections of away on 26 April. He died at age 69, soon qualities of a high-gain, harmonic-generation and his non-conservative way of handling charisma, Tullio had many other interests Regge by Vittorio de Alfaro, see https:// after receiving a diagnosis of an aggressive FEL operating in deep-ultraviolet mode has problems. He devoted time, talent and apart from physics. He was a pioneer in inspirehep.net/record/1330474/. form of brain cancer. played an important role in seeding FEL With a BS in physics from MIT in 1966 projects worldwide. and a PhD in physics from Yale University At NSLS, Krinsky was promoted to in 1971, Krinsky took a research associate senior physicist in 1985 and served in Eckart Lorenz 1938–2014 position at , where various leadership roles. In January 2008, he he met Martin Blume. Recognizing became group leader of accelerator physics his abilities, Blume took Krinsky to in the project to construct NSLS-II. At the Eckart Lorenz, from the projects, teaching and educating young Brookhaven Lab, where he was to spend his time of his death, he was managing the Institute for Physics (MPI), , physicists. He was enthusiastic about entire career. accelerator-physics group within the Photon passed away unexpectedly in Berlin on the 17-m-diameter MAGIC gamma-ray Krinsky started as an assistant physicist Sciences Directorate. 21 June. A familiar face at CERN and other telescope, which he shaped from the earliest in the physics department in 1973 and It was Krinsky who proposed the actual particle-physics laboratories, he also became days (CERN Courier June 2009 p20). received tenure in 1980, after transferring concept of the NSLS-II accelerator – the a leading fi gure in gamma-ray astrophysics, He pioneered several new technologies: to the AGS department in 1977, where he combination of a double-bend achromat applying his expertise in light and particle the reinforced carbon-fi bre frame of the began learning accelerator physics under Samuel Krinsky. (Image credit: BNL.) lattice complemented with damping detection, in particular to imaging refl ector, diamond-machined aluminium Kenneth Green and Renata Chasman. wigglers. This made possible the natural atmospheric Cherenkov telescopes (IACTs). mirrors, a system for active mirror control, Together with John Blewett, Krinsky, accelerators as light sources – a passion that succession of the NSLS ring to NSLS-II Eckart Lorenz was born on 7 June in 1938. fast positioning of the telescope, PMTs Chasman and Green formed the nucleus drove most of his career. – a brighter, more controllable and more His early memories were linked to the fi nal with a hemispherical window, analogue of the group that became the National Unlike others in the group, who had complex accelerator system, which will be phase of the Second World War and the loss signal conversion and transfer over optical Synchrotron Light Source (NSLS) worked only with proton machines, Krinsky superior in many ways and by many orders of his father, to hunger, and the family’s fi bres. MAGIC opened a new window in department in 1982, the year the NSLS appreciated the importance of good vacuum, of magnitude. escape from regions of active military the electromagnetic spectrum – into the began operations as a user facility. stable magnets and good component On a personal level, Krinsky is actions. The by-then catastrophic situation sub-100-GeV range – and some of the novel When Green and Chasman died in 1977, alignment for precision light sources, and remembered for guiding his group, educating only made him stronger, and in later life he technologies played a key role in this. When Krinsky was the only accelerator theorist pushed hard for these basics for NSLS. He his scientists and bringing the NSLS-II seemed never to lose his high spirits. Eckart Lorenz. (Image credit: P Lorenz.) the Cherenkov Telescope Array (CTA) on the team. One indication of his capability was also a major driver for development of storage-ring design to completion. His door When I fi rst met Eckart in June 1990, he collaboration started, Eckart became one of was his early design of a 12 super-period the global orbit-feedback system, for which was always open and his staff discussed had already had a successful career in particle While developing avalanche photodiodes its most enthusiastic members, giving shape X-ray ring similar to what would later the group won an R&D 100 award from R&D their projects with him all day. There was physics at CERN and other laboratories, (APDs) for the needs of IACTs, Eckart soon to the Large Size Telescope of 23 m diameter. be called a third-generation light source. Magazine in 1989. no problem that he would not help with his working in a number of well-known had the idea to use them for much improved He chaired and was a member of many Deemed too risky, it was abandoned in Krinsky also made outstanding advice, wisdom and experience. collaborations involving the Munich group. positron-emission tomography (PET). A international committees, such as CERN’s favour of the eight super-period ring that was contributions to both theory and experiments Krinsky is survived by his wife, Faith, and We started discussing the details of the full-scale APD-based small-animal PET SPS and PS experiments Committee, the eventually built at NSLS. Krinsky had shown for an X-ray free-electron laser (FEL), daughter, Sylvia. Son Benjamin died of the newly planned array of fi ve IACTs within was built and successfully operated for a few DESY Physics Advisory Committee, the tremendous foresight, designing a ring of receiving the International FEL Prize in same form of brain cancer in 1999, while a the High-Energy Gamma Ray (HEGRA) years, offering a spatial resolution of around Particle and Nuclear Astrophysics and lower emittance and with 12 straight sections 2008. His work with Li-Hua Yu and the late student at MIT. cosmic-ray detector on La Palma, the Canary 2.2 mm, to be compared with the 6–8 mm Gravitation International Committee, the for insertion devices. Even at this stage, Robert Gluckstern had a signifi cant impact ● Richard Heese, Timur Shaftan, Ferdinand Islands. From the beginning I was deeply resolution provided typically by commercial Joint Astrophysics Division of the European he was extremely interested in developing on the advent of X-ray FELs. He is credited Willeke and Li-Hua Yu, Brookhaven impressed by his wit and erudition. With his instruments. Today, there are commercial Physical and Astronomical Societies, the wigglers and undulators for use with electron for conceiving of and building Brookhaven’s National Laboratory. unquenchable energy Eckart became the APD-based medical diagnostic instruments. Scientifi c Committee of the Gran Sasso motor and heart of HEGRA, and I had the Eckart’s work initiated several commercial National Laboratory, and the Science good fortune to work with him for 24 years. sensors. For example, Hamamatsu sells Advisory Committee of the IceCube It was never any trouble for Eckart to try matrixes of APDs, as well as hybrid experiment. He supervised 35 PhD and Theodore Todorov 1966–2014 to solve a problem, if possible in the most photodiodes, resulting from development 13 undergraduate (diploma) theses. cost-effi cient way. The AIROBICC detector – work by Eckart, and he initiated at least On 22 May, Eckart was invited to the AIRshower Observation By angle Integrating three types of photomultiplier tube (PMT) Polish embassy in Berlin and accepted into Teddy Todorov, who did important work Teddy Todorov. (Image credit: Sarka Cherenkov Counter – integrated in HEGRA produced by Electron Tubes Enterprises. He the Academy of Sciences of Poland. Shortly on DELPHI, CMS and ATLAS, died in an Todorova.) was his idea and “baby”. This 100-detector also pioneered using PIN diodes for reading before the end of the ceremony, while in high accident on Mont Blanc on 19 October. array was essentially planned and built by two out scintillator – now a widespread technique spirits, he collapsed and never recovered. He Teddy prepared his PhD, which he During his PhD, as a member of the people – Eckart and his PhD student, with the used in experiments at accelerators. passed away a month later. defended in 1993, at IReS-Strasbourg on DELPHI experiment, he measured the help of workshops of course. Only two months To me, Eckart was like Thomas Edison, Most scientists who knew him will the DELPHI experiment at CERN’s Large hadronic decays of the Z0 boson and after installation of the electronics and the who once confessed that whenever he had remember Eckart as a brilliant colleague Electron–Positron (LEP) collider. He was extracted Standard Model parameters, imaging camera on the fi rst HEGRA IACT something in his hands, his fi rst thought was who made important contributions to current then recruited by CNRS, and moved on having developed fi ts to the data. He in the summer of 1992, we obtained the fi rst about improving it. Eckart’s technological high-energy physics, astroparticle physics to the CMS experiment, being built at the presented the DELPHI results in a CERN signal of about 6σ from the Crab Nebula, know-how was for me unique, and not only and the physics of cosmic rays. LHC. In 2007, he moved to the Laboratoire seminar in 1994. which was the fi rst confi rmation of the for a physicist. Our great respect and admiration go out d’Annecy-le-Vieux de physique des When he joined the CMS experiment gamma-ray emission from Crab Nebula – Though he retired 11 years ago, little to him. particules (LAPP-Annecy) and joined the in the 1990s, he very quickly became the Eckart’s credo was effi ciency. changed as Eckart focused more on physics ● Razmik Mirzoyan, MPI, Munich. ATLAS experiment. maestro of the CMS core software. He was

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CERNCOURIER www. V o l u m e 5 5 N u m b e r 1 J a n u ary /F e b r u a r y 2 0 1 5 CERN Courier January/February 2015 CERN Courier January/February 2015 Faces & Places Faces & Places

1979 and the Dirac Medal of the International passion to spreading scientifi c knowledge, computer art and design, an active politician Centre for Theoretical Physics in 1996. and produced a number of books – serving in the European Parliament and a Tullio was, in my opinion, the best including one reporting his dialogues with fi erce advocate for the rights of the disabled. Samuel Krinsky 1945–2014 mathematically minded Italian theoretical Primo Levi – and many popular articles, ● Riccardo D’Auria, Department of Applied physicist after Enrico Fermi. Everyone who which attracted many young people, Science and Technology, Politecnico of Turin. had the opportunity to collaborate with including myself, to the world of physics. ● For a short autobiographical text by Samuel Krinsky, senior physicist at Source Development Laboratory (SDL), him – and I am one of those lucky people – An eclectic character of great humanity, Tullio Regge, see https://inspirehep.net/ Brookhaven National Laboratory, passed where the demonstration of the outstanding was impressed by his power of reasoning endowed with enormous curiosity and record/1330473/, and for recollections of away on 26 April. He died at age 69, soon qualities of a high-gain, harmonic-generation and his non-conservative way of handling charisma, Tullio had many other interests Regge by Vittorio de Alfaro, see https:// after receiving a diagnosis of an aggressive FEL operating in deep-ultraviolet mode has problems. He devoted time, talent and apart from physics. He was a pioneer in inspirehep.net/record/1330474/. form of brain cancer. played an important role in seeding FEL With a BS in physics from MIT in 1966 projects worldwide. and a PhD in physics from Yale University At NSLS, Krinsky was promoted to in 1971, Krinsky took a research associate senior physicist in 1985 and served in Eckart Lorenz 1938–2014 position at Stony Brook University, where various leadership roles. In January 2008, he he met Martin Blume. Recognizing became group leader of accelerator physics his abilities, Blume took Krinsky to in the project to construct NSLS-II. At the Eckart Lorenz, from the Max Planck projects, teaching and educating young Brookhaven Lab, where he was to spend his time of his death, he was managing the Institute for Physics (MPI), Munich, physicists. He was enthusiastic about entire career. accelerator-physics group within the Photon passed away unexpectedly in Berlin on the 17-m-diameter MAGIC gamma-ray Krinsky started as an assistant physicist Sciences Directorate. 21 June. A familiar face at CERN and other telescope, which he shaped from the earliest in the physics department in 1973 and It was Krinsky who proposed the actual particle-physics laboratories, he also became days (CERN Courier June 2009 p20). received tenure in 1980, after transferring concept of the NSLS-II accelerator – the a leading fi gure in gamma-ray astrophysics, He pioneered several new technologies: to the AGS department in 1977, where he combination of a double-bend achromat applying his expertise in light and particle the reinforced carbon-fi bre frame of the began learning accelerator physics under Samuel Krinsky. (Image credit: BNL.) lattice complemented with damping detection, in particular to imaging refl ector, diamond-machined aluminium Kenneth Green and Renata Chasman. wigglers. This made possible the natural atmospheric Cherenkov telescopes (IACTs). mirrors, a system for active mirror control, Together with John Blewett, Krinsky, accelerators as light sources – a passion that succession of the NSLS ring to NSLS-II Eckart Lorenz was born on 7 June in 1938. fast positioning of the telescope, PMTs Chasman and Green formed the nucleus drove most of his career. – a brighter, more controllable and more His early memories were linked to the fi nal with a hemispherical window, analogue of the group that became the National Unlike others in the group, who had complex accelerator system, which will be phase of the Second World War and the loss signal conversion and transfer over optical Synchrotron Light Source (NSLS) worked only with proton machines, Krinsky superior in many ways and by many orders of his father, to hunger, and the family’s fi bres. MAGIC opened a new window in department in 1982, the year the NSLS appreciated the importance of good vacuum, of magnitude. escape from regions of active military the electromagnetic spectrum – into the began operations as a user facility. stable magnets and good component On a personal level, Krinsky is actions. The by-then catastrophic situation sub-100-GeV range – and some of the novel When Green and Chasman died in 1977, alignment for precision light sources, and remembered for guiding his group, educating only made him stronger, and in later life he technologies played a key role in this. When Krinsky was the only accelerator theorist pushed hard for these basics for NSLS. He his scientists and bringing the NSLS-II seemed never to lose his high spirits. Eckart Lorenz. (Image credit: P Lorenz.) the Cherenkov Telescope Array (CTA) on the team. One indication of his capability was also a major driver for development of storage-ring design to completion. His door When I fi rst met Eckart in June 1990, he collaboration started, Eckart became one of was his early design of a 12 super-period the global orbit-feedback system, for which was always open and his staff discussed had already had a successful career in particle While developing avalanche photodiodes its most enthusiastic members, giving shape X-ray ring similar to what would later the group won an R&D 100 award from R&D their projects with him all day. There was physics at CERN and other laboratories, (APDs) for the needs of IACTs, Eckart soon to the Large Size Telescope of 23 m diameter. be called a third-generation light source. Magazine in 1989. no problem that he would not help with his working in a number of well-known had the idea to use them for much improved He chaired and was a member of many Deemed too risky, it was abandoned in Krinsky also made outstanding advice, wisdom and experience. collaborations involving the Munich group. positron-emission tomography (PET). A international committees, such as CERN’s favour of the eight super-period ring that was contributions to both theory and experiments Krinsky is survived by his wife, Faith, and We started discussing the details of the full-scale APD-based small-animal PET SPS and PS experiments Committee, the eventually built at NSLS. Krinsky had shown for an X-ray free-electron laser (FEL), daughter, Sylvia. Son Benjamin died of the newly planned array of fi ve IACTs within was built and successfully operated for a few DESY Physics Advisory Committee, the tremendous foresight, designing a ring of receiving the International FEL Prize in same form of brain cancer in 1999, while a the High-Energy Gamma Ray (HEGRA) years, offering a spatial resolution of around Particle and Nuclear Astrophysics and lower emittance and with 12 straight sections 2008. His work with Li-Hua Yu and the late student at MIT. cosmic-ray detector on La Palma, the Canary 2.2 mm, to be compared with the 6–8 mm Gravitation International Committee, the for insertion devices. Even at this stage, Robert Gluckstern had a signifi cant impact ● Richard Heese, Timur Shaftan, Ferdinand Islands. From the beginning I was deeply resolution provided typically by commercial Joint Astrophysics Division of the European he was extremely interested in developing on the advent of X-ray FELs. He is credited Willeke and Li-Hua Yu, Brookhaven impressed by his wit and erudition. With his instruments. Today, there are commercial Physical and Astronomical Societies, the wigglers and undulators for use with electron for conceiving of and building Brookhaven’s National Laboratory. unquenchable energy Eckart became the APD-based medical diagnostic instruments. Scientifi c Committee of the Gran Sasso motor and heart of HEGRA, and I had the Eckart’s work initiated several commercial National Laboratory, and the Science good fortune to work with him for 24 years. sensors. For example, Hamamatsu sells Advisory Committee of the IceCube It was never any trouble for Eckart to try matrixes of APDs, as well as hybrid experiment. He supervised 35 PhD and Theodore Todorov 1966–2014 to solve a problem, if possible in the most photodiodes, resulting from development 13 undergraduate (diploma) theses. cost-effi cient way. The AIROBICC detector – work by Eckart, and he initiated at least On 22 May, Eckart was invited to the AIRshower Observation By angle Integrating three types of photomultiplier tube (PMT) Polish embassy in Berlin and accepted into Teddy Todorov, who did important work Teddy Todorov. (Image credit: Sarka Cherenkov Counter – integrated in HEGRA produced by Electron Tubes Enterprises. He the Academy of Sciences of Poland. Shortly on DELPHI, CMS and ATLAS, died in an Todorova.) was his idea and “baby”. This 100-detector also pioneered using PIN diodes for reading before the end of the ceremony, while in high accident on Mont Blanc on 19 October. array was essentially planned and built by two out scintillator – now a widespread technique spirits, he collapsed and never recovered. He Teddy prepared his PhD, which he During his PhD, as a member of the people – Eckart and his PhD student, with the used in experiments at accelerators. passed away a month later. defended in 1993, at IReS-Strasbourg on DELPHI experiment, he measured the help of workshops of course. Only two months To me, Eckart was like Thomas Edison, Most scientists who knew him will the DELPHI experiment at CERN’s Large hadronic decays of the Z0 boson and after installation of the electronics and the who once confessed that whenever he had remember Eckart as a brilliant colleague Electron–Positron (LEP) collider. He was extracted Standard Model parameters, imaging camera on the fi rst HEGRA IACT something in his hands, his fi rst thought was who made important contributions to current then recruited by CNRS, and moved on having developed fi ts to the data. He in the summer of 1992, we obtained the fi rst about improving it. Eckart’s technological high-energy physics, astroparticle physics to the CMS experiment, being built at the presented the DELPHI results in a CERN signal of about 6σ from the Crab Nebula, know-how was for me unique, and not only and the physics of cosmic rays. LHC. In 2007, he moved to the Laboratoire seminar in 1994. which was the fi rst confi rmation of the for a physicist. Our great respect and admiration go out d’Annecy-le-Vieux de physique des When he joined the CMS experiment gamma-ray emission from Crab Nebula – Though he retired 11 years ago, little to him. particules (LAPP-Annecy) and joined the in the 1990s, he very quickly became the Eckart’s credo was effi ciency. changed as Eckart focused more on physics ● Razmik Mirzoyan, MPI, Munich. ATLAS experiment. maestro of the CMS core software. He was

40 41

CERNCOURIER www. V o l u m e 5 5 N u m b e r 1 J a n u ary /F e b r u a r y 2 0 1 5 CERN Courier January/February 2015 CERN Courier January/February 2015 Faces & Places Recruitment among the architects of the initial CMS he baptized the “Alpine layout”. He was way of pointing out the absurdity of some offline software, and trained many of the active on all fronts of the experiment – the situations, his humour and his tact. We F o r advertising e n q u i r i e s , c o n ta c t CERN C o u R i E R recruitment / c l a s s i F i e d, ioP P u b l i s h i n g , te m P l e c i r c u s , te m P l e Way, b r i s t o l bs1 6hg, uK. te l +44 (0)117 930 1264 Fa x +44 (0)117 930 1178 e- m a i l s a l e s @ cerncourier . c o m people who are managing and developing mechanics, electronics, detector description, remember his great culture. P l e a s e c o n ta c t u s F o r inFormation a b o u t r at e s , c o l o u r o P t i o n s , Publication d at e s a n d d e a d l i n e s . the CMS software today. Much of the tracking software, and the setting up to He loved the mountains and had a unique CMS core software still bears Teddy’s prove the validity of his concept. In parallel, way of talking about them and about hallmark. he led the LAPP team’s participation in the his treks. He loved the days out with his On joining ATLAS and LAPP-Annecy construction and installation of the newly family. in 2007, Teddy initiated and co-ordinated inserted fourth pixel layer (IBL) in ATLAS. Our thoughts go to Sarka, Helena and the development of a new concept for the We miss our colleague Teddy but even Katya. future ATLAS tracking detector, which more our friend: his smile, his voice, his ● His colleagues and friends. 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The conference CI_Advert_Layout 1 15/12/2014 15:45 Page 1 in the choice of parameters, interfacing includes the 21st International Workshop and probe placement, as well as greatly on Photon–Photon Collisions and the improved tolerance of inhomogeneous International Workshop on High Energy Photon Linear Colliders. Recent progress in CCMay14Cl_ELI_13x4.indd 1 09/04/2014 09:51 elds. And with Ethernet & USB interfaces understanding photon–photon and photon– and LabVIEW software, it  ts perfectly into proton processes will be presented, as well as Fully-funded PhD studentships at the Cockcroft Institute of Accelerator Science and Technology modern laboratory environments. recent results on astrophysics and prospects for photon colliders, new acceleration The Cockcroft Institute – a collaboration between academia, national PhD places are currently available at the Cockcroft Institute in: www.agence-arca.com - Photo: Scott Maxwell, Master le - Photo: Scott Maxwell, Master www.agence-arca.com techniques and future accelerators. For further details on registration (deadline laboratories, and industry based in the north west of England – brings • RF Science and Engineering 10 May), abstract submission, etc, visit together the best particle accelerator scientists, engineers, educators • Particle Tracking and Beam Dynamics and industrialists to conceive, design, construct and use particle photon15.inp.nsk.su. • Mathematical Physics accelerators at all scales and lead the UK’s participation in flagship • Beam diagnostics and instrumentation C O r r E C t i O N s international experiments. Students will join an internationally leading education program with 40+ • Photonics and Metamaterials Unfortunate errors occurred in two PhD students at the Cockcroft Institute. Students will be placed in one of • Laser applications in accelerators obituaries in the November issue of CERN the partner universities (Lancaster, Liverpool or Manchester) in either • Antimatter and Dark Matter research Courier. The caption for the photo of Physics or Engineering departments, depending on the applicant’s • Current and Future Particle Colliders (inc. LHC) aptitude, preference and suitability to the posts. Colin Ramm (p41) is of him as dean at the • Next generation light source facilities University of Melbourne, not as dean at the

Pantone 286 Pantone 032 University of Western Australia, which was his alma mater. Bruno Zumino (p43) died More details and application forms can be found at: Prospective students should forward a CV on 21 June, not 22 June as stated. Because http://www.cockcroft.ac.uk/education/informationPhd.htm and supporting materials to: Janis Davidson, Queries can be sent to Dr G. Burt. Email: [email protected] he died around midnight, there was initial Email: [email protected] Closing date for applications: 27th February, 2015 Magnetic precision has a name www.metrolab.com confusion about the date of his death. Apologies to all concerned.

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CCJan15_Classified_43-46.indd 43 07/01/2015 11:23 CERNCOURIER www. V o l u m e 5 5 N u m b e r 1 J a n u ary /F e b r u a r y 2 0 1 5