PRESENTED BYDENMARK AND JAPAN STI SEMINAR

QUANTUM TECHNOLOGY SEMINAR ~How collaboration of Japanese and Danish researchers is contributing to current and future innovation ~ Thursday, 21 November 2019 2017 年 11 月 16 日（木

1 October 2019

Invitation to the world of Quantum technology

The Danish Ministry of Higher Education and Science and the Royal Danish Embassy in are pleased to organize the Quantum Technology Seminar at Niels Bohr Institute in Copenhagen, .

Today, technical challenges and social issues cannot be solved by only one country. Technologies such as next processing, data analysis, software architecture creation and cyber security have been gaining strong attention among both academia and industries. Quantum research is actively conducted all over the world, and the research & development competition is getting to be increasing intensity.

We hope this seminar is inspirational and provides a great match-making environment for talents and key persons from various fields to create new relationship for the start of new projects and accelerate technical development of both countries.

Please register from the below link. REGISTRATION LINK

We look very much forward to your participation.

Contact: Akiko KAMIGORI, Senior Commercial Officer, Royal Danish Embassy Email: akikam**um.dk (Please change ** to @ when sending message including the below researchers’ email)

TECHNICAL SEMINAR QUANTUM TECHNOLOGY SEMINAR

~ HOW COLLABORATION OF JAPANESE AND DANISH RESEARCHERS IS CONTRIBUTING TO THE FUTURE INNOVATION ~

Date 21 November 2019 9:00 – 17:30 (Door open 8:40) Venue Auditorium A, Blegdamsvej 17, Niels Bohr Institute, the Language English

Program Speaker and Program may subject to change AM SESSION (SPEECH 25 MIN. Q&A 5 MIN.)

TIME TITLE SPEAKER

08:40 Registration – Doors open

09:00 Opening remarks Dr. Jan W. THOMSEN Professor, Head of Niels Bohr Institute, The University of Copenhagen

09:05 Optical lattice clocks “From Dr. Hidetoshi KATORI curiosity-driven research to Professor, Department of Applied , practical devices” Graduate School of Engineering, The

09:35 Coupling superconducting Dr. Anders Søndberg SORENSEN qubits to light using individual Professor, Center for Hybrid Quantum Networks Hy-Q, quantum dots or molecules Niels Bohr Institute, The University of Copenhagen

10:05 Nuclear magnetic resonance Dr. Eisuke ABE with nitrogen-vacancy centers Unit Leader, Superconducing Quantum Electronics Joint Research in diamond Unit, Quantum Information Electronics Division, RIKEN Centre for Emergent Matter Science 10:35 Break

11:00 Sensing magnetic fields with Dr. Alexander HUCK diamond Associate Professor Department of Physics, Technical University of Denmark TIME TITLE SPEAKER

11:30 Quantum Key Distribution Dr. Masahiro TAKEOKA network and its application Director, Quantum ICT Advanced Development Centre, Advanced ICT Research Institute, NICT 12:00 High-dimensional Quantum Dr. Leif Katsuo ØXENLØWE Communication in Optical Professor, Centre for Silicon Photonics for Optical Fibers Using Spatial States Communications, Department of Photonics Engineering, Technical University of Denmark LUNCH TIME (12:30 – 13:30)

PM SESSION (SPEECH 25 MIN. Q&A 5 MIN.)

Chairperson: Dr. Jan W. Thomsen Professor, Head of Niels Bohr Institute, The University of Copenhagen

13:30 Large-scale quantum computing Dr. Akira FURUSAWA with quantum teleportation Professor, Department of Applied Physics, School of Engineering, The University of Tokyo

14:00 Hybrid macroscopic quantum Dr. Eugene Simon POLZIK systems of spins and mechanical Professor, Centre for Quantum Optics (QUANTOP), objects Niels Bohr Institute, The University of Copenhagen

14:30 Magnon-based Quantum Dr. Koji USAMI Transducer Associate Professor, Research Centre for Advanced Science and Technology, The University of Tokyo

15:00 Break

15:20 A “quantum knitting machine” for Dr. Ulrik L. ANDERSEN producing large entangled states Professor, Center for Macroscopic Quantum States, Department of Physics, Technical University of Denmark

15:50 Quantum engineering and Dr. Nikolaj Thomas ZINNER simulation using few-qubit Deputy Director, Institute of Advanced Studies superconducting circuits Associate Professor, Department of Physics and Astronomy

16:20 Paths toward topological qubits Dr. Charles MARCUS Centre for Quantum Devices and Station Q Copenhagen, Niels Bohr Institute, The University of Copenhagen

16:50 Fault tolerant Si-based quantum Dr. Seigo TARUCHA computing Deputy Director, RIKEN Center for Emergent Matter Science, Group Director, Quantum Functional System Research Group, RIKEN

17:20 Closing remarks H.E. Peter Taksøe-Jensen Danish Ambassador to Japan

Presented by The Royal Danish Embassy in Tokyo The Danish Ministry of Higher Education and Science

Supported by Niels Bohr Institute, the University of Copenhagen Department of Physics, Technical University of Denmark Department of Photonics, Technical University of Denmark

SPEAKERS & CHAIRPERSON

Dr. Jan Westenkær Thomsen Professor Head of Niels Bohr Institute, University of Copenhagen Blegdamsvej 17, 2100 Copenhagen

Biography: Education: 1995 Ph.D. Université de Paris-Sud, Orsay, mention très honorable avec les félicitations du jury 1992 D.E.A. de Physico-Chemie Moléculaire Université de Paris-Sud, Orsay (French master degree i physics) 1992 M. Sc. in Mathematics and Physics, University of Copenhagen Employment: 2017- Head of Institute, The Niels Bohr Institute, University of Copenhagen 2017- Full Professor, The Niels Bohr Institute, University of Copenhagen 2002-17 Associate Professor, The Niels Bohr Institute, University of Copenhagen 2001-04 Steno talent researcher, University of Copenhagen 1998-01 Carlsberg Research Fellowship, University of Copenhagen, financed by Carlsberg Foundation 1998-98 FOM fellow, The Debye Institute, Utrecht University, financed by Dutch Government 1996-98 TMR Marie Curie Fellow, The Debye Institute, Utrecht University, financed by EU 1995-96 Postdoc, Niels Bohr Institute, University of Copenhagen 1992-95 PhD student, LCAM, Université de Paris-Sud, Orsay, bourse de la Ministere de Recherché et Technologie Awards/Academic Achievements: 2016 KU Science faculty teaching award 2016 2015 NBI Jens Martin Knudsen teaching award 2015 2007-08 JILA fellow, Universiy of Colorado, Boulder, USA. 1996-98 TMR Marie Curie Fellow individual grant from the European Union 1992-95 Ph.D. grant, bourse de la Ministere de Recherché et Technologie, from the French Government 1990-91 Internationalization grant from Copenhagen University

Dr. Hidetoshi KATORI Professor Graduate School of Engineering, The University of Tokyo 7-3-1, Hongo, Bunkyo-ku, Tokyo, 113-8656 E-mail: katori**amo.t.u-tokyo.ac.jp

Biography: Hidetoshi Katori was born in Tokyo, Japan, in 1964. He received his Master of Engineering in 1990 and in 1994 a Doctor of Engineering in Applied Physics at The University of Tokyo. Subsequently he worked at the Max Planck Institute for Quantum Optics in Garching in Germany until 1997 as a visiting scientist. He joined the Engineering Research Institute at The University of Tokyo in 1999. Since then he has been engaged in the precision measurements with ultracold atoms, in particular “optical lattice clocks” that he proposed in 2001. This research on the optical lattice clocks brought him The Medal Honor with Purple Ribbon from the Japanese government in 2014. In 2010 he became professor at the department of Applied Physics at the graduate school of engineering, The University of Tokyo, and the year after chief scientist at the Quantum Metrology Laboratory, RIKEN. Since 2018, he also serves as a Program Manager in Mirai-Project, Japan Science and Technology Agency.

Dr. Anders Søndberg Sørensen Professor Niels Bohr Institute, University of Copenhagen Center for Hybrid Quantum Networks Blegdamsvej 17, DK-2100 Copenhagen, Denmark E-mail: anders.sorensen**nbi.ku.dk

Biography: Anders Søndberg Sørensen received his education at the University of Århus where he took a master degree in Physics and Chemistry. He received his Ph.D. in physics from the same place in 2001 for a thesis on quantum computation and multi-particle entanglement with trapped atoms and ions. He stayed in Århus for a year as a post doc and was then a post doctoral fellow (2002-2004) at the Institute for Theoretical Atomic Molecular and optical Physics (ITAMP) at the Harvard-Smitsonian center for Astrophysics. He joined the Niels Bohr Institute in 2004 as associate professor and was promoted to full professor in 2012. He is currently a principal investigator of the Center for Hybrid Quantum Networks (Hy-Q), sponsored by the Danish National Research foundation.

The research of Anders S. Sørensen focus on developing theories for how to implement quantum information processing in practice. He has investigated this is wide range of system from trapped atoms and ions to solid state systems. Currently his main focus is quantum communication.

Dr. Eisuke Abe Unit Leader, RIKEN Center for Emergent Matter Science 2-1 Hirosawa, Wako-shi, Saitama, 351-0198 Japan E-mail address: eisuke.abe**.jp

Biography: Eisuke Abe is a unit leader of Superconducting Quantum Electronics Joint Research Unit in RIKEN Center for Emergent Matter Science, Japan. He received his doctoral degree from Keio University in 2006. From April 2006 till December 2009, he was a research associate (assistant professor) at Institute for Solid State Physics, the University of Tokyo, Japan. He then spent a year and a half in UK, working in the Department of Materials, University of Oxford. In July 2011, he joined the group led by Yoshihisa Yamamoto of Stanford University, USA, and National Institute of Informatics, Japan. The group later moved to RIKEN, where he was a research scientist until March 2015. Prior to returning to RIKEN on February 2019, he was a research associate professor at Keio University. Over the years, his research interest has been in spins in various semiconductor systems (isotopically controlled bulk silicon, electrostatically defined quantum dots, optically active self-assembled quantum dots, and nitrogen-vacancy centers in diamond) and their applications to quantum computing, quantum communication, and quantum sensing. At RIKEN, he develops quantum technologies for multi-qubit superconducting quantum circuits.

Dr. Alexander Huck Associate Professor Department of Physics, Technical University of Denmark Fysikvej 307, 2800 Kgs. Lyngby, Denmark E-mail: alexander.huck**fysik.dtu.dk

Biography: Alexander was born in Arnstadt, Germany, in 1981. He studied physics at Erlangen University, Imperial College London and Tokyo University, and graduated in 2006. He then moved to Denmark and obtained a PhD in applied physics from the Technical University of Denmark (DTU) in 2010 with a work on non-classical optical modes supported by metallic nano-structures. From 2010 until 2016, he was post-doctoral researcher and later appointed Assistant Professor at DTU working at the interface between nano- and quantum optics. Since 2016, Alexander is Associate Professor at DTU Physics, currently focusing with his research on the investigation of color centers in diamond and precision sensing with applications in biophysics. Since 2018, Alexander is co-PI of the Danish National Research Foundation center for macroscopic quantum states – bigQ.

Dr. Masahiro Takeoka Director, Quantum ICT Advanced Development Center, National Institute of Information and Communications Technology

Biography: Masahiro Takeoka was born in Tokyo, Japan. He received a doctoral degree in electrical engineering from Keio University, Kanagawa, Japan, in 2001. He then joined Quantum Information Technology Group at National Institute of Information and Communications Technology. He was working in Ministry of Internal Affairs and Communications of Japan in 2011-2012 and was a visiting scientist of Raytheon BBN Technologies in 2012-2013. Currently he is a director of Quantum ICT Advanced Development Center in NICT and an associate member of the Hearne Institute for Theoretical Physics in Louisiana State University. He received the Young Physicist’s Award from the Physical Society of Japan and the Young Scientist’s Prize, the Commendation for Science and Technology by the Minister of Education, Culture, Sports, Science and Technology of Japan. His current research area includes quantum cryptography, quantum information theory, and optical quantum communication and information processing.

Dr. Leif Katsuo Øxenløwe Professor, Head of Centre for Silicon Photonics for Optical Communications Department of Photonic Engineering, Technical University of Denmark 2800 Kgs. Lyngby E-mail: lkox**fotonik.dtu.dk

Biography: Professor Leif Katsuo Oxenløwe is the group leader of the High-Speed Optical Communications group at the Department of Photonics Engineering, at the Technical University of Denmark (DTU), and the Centre Leader of the Research Centre of Excellence SPOC (Silicon Photonics for Optical Communications) supported by the Danish National Research Foundation. He is the Principal Investigator on the Grand Solutions project INCOM (INnovative Solutions for next generation COMmunications infrastructure) supported by the Innovation Fund Denmark. He is the recipient of a Sapere Aude Advanced grant (Top- Researcher) from the Independent Research Fund Denmark (DFF) and a European Research Council grant (project SOCRATES), and he is involved in several other national and international projects exploring nonlinear optics for optical signal processing of optical data signals. He has authored or co-authored more than 350 peer reviewed publications, including 20 postdeadline papers at major conferences, 5 book chapters and he holds 7 patents. He became a Fellow of the Optical Society in 2018, and has received the Director Ib Henriksen Researcher of the year award, the Celtic-Plus Innovation Award, the EU H2020 Innovation Prize, the Electro-Award (Elektropris) from Elektrofondet, and several best paper awards. He received the B.Sc. degree in physics and astronomy from the Niels Bohr Institute, University of Copenhagen, Denmark in 1996. In 1998 he received the International Diploma of Imperial College, London, UK and the M.Sc. degree from the University of Copenhagen. He received the Ph.D. degree in 2002 from DTU and is since 2009 Professor of Photonic Communication Technologies.

Dr. Akira Furusawa Professor Department of Applied Physics, Graduate School of Engineering, The University of Tokyo 7-3-1, Hongo, Bunkyo-ku, Tokyo, JAPAN E-mail: akiraf**ap.t.u-tokyo.ac.jp

Biography: Professor Akira Furusawa received his Ms Degree in applied physics and Ph.D. Degree in physical chemistry from The University of Tokyo, Japan, in 1986, and 1991, respectively. His research interests cover the area of nonlinear optics, quantum optics and quantum information science. Professor Furusawa has authored more than 100 papers in leading technical journals and conferences, which include the first realizations of continuous-variable quantum teleportation (A. Furusawa et al, Science 282, 706 (1998)), quantum teleportation network (H. Yonezawa et al., Nature 431, 430 (2004)), generation of nine-party quantum entanglement and its application to quantum error correction (T. Aoki et al., Nature Physics 5, 541 (2009)), quantum teleportation of Schrödinger’s cat state (N. Lee et al., Science 332, 330 (2011)), adaptive homodyne measurement in the non-classical level (H. Yonezawa et al., Science 337, 1514 (2012)), deterministic quantum teleportation of optical qubits (S. Takeda et al., Nature 500, 315 (2013)), generation of 10000- wavepacket quantum entanglement or CV cluster state for large-scale quantum computing (S. Yokoyama et al., Nature Photonics 7, 982 (2013)), generation and verification of CV quantum entanglement on a chip (G. Masada et al., Nature Photonics 9, 316 (2015)), and synchronization of two quantum optical memories (K. Makino et al., Science Advances 2, e1501772 (2016)). Professor Furusawa received the Ryogo Kubo Memorial Award in 2006, the JSPS Prize and the Japan Academy Medal in 2007, the International Quantum Communication Award in 2008, the Palacky University Medal in 2011, the Toray Science and Technology Prize in 2015, and the Medal with Purple Ribbon in 2016.

Dr. Eugene S. Polzik Professor Niels Bohr Institute, University of Copenhagen The Danish Center for Quantum Optics (QUANTOP) Blegdamsvej 17, 2100 Copenhagen, Bygning T, Building: Ta2b http://quantop.nbi.ku.dk/ E-mail: polzik**nbi.ku.dk ORCID 0000-0001-9859-6591

Biography: Eugene Polzik is American citizen, who has worked in different countries before he came to Denmark 24 years ago. He received his Ph.D. in Physics from Leningrad University in 1980. He served at California Institute of Technology as associate scientist from 1990-1995. In 1994 he came to Denmark serving as professor of Physics at University of Aarhus. Eugene founded The Danish Center for Quantum Optics in 2001, where he has since then been the scientific leader. He became Professor of Physics in 2003 at Niels Bohr Institute, Copenhagen University. In 2012 he became Head of the Quantum Optics and Atomic Physics Division at Niels Bohr Institute. Eugene’s research interests focus on quantum teleportation, quantum opto-mechanics, and atomic memory for light. He became particular famous for his discoveries within the field of quantum information. At the QUANTOP he has recently conducted observation of nerve signaling with an optical quantum magnetometer (2015) and measurements of motion not limited by the Heisenberg uncertainty principle (2017). Furthermore, he has received a variety of honors and prizes throughout the years among these are Gordon Moore Distinguished Scholar Award (2010), European Research Council Advanced Grant award 2011 and Danish Research Result of the Year by Ingeniøren magazine (2013).

Dr. Koji Usami Associate Professor Research Center for Advanced Science and Technology (RCAST), The University of Tokyo 4-6-1 Komaba, Meguro-ku, Tokyo 153-8904, Japan E-mail: usami**qc.rcast.u-tokyo.ac.jp

Biography: Koji Usami studied surface science and received BSc in Department of Applied Physics, Nagoya University, in 1999. He then studied quantum optics and received MSc and Ph.D in Department of Materials Science and Engineering, Tokyo Institute of Technology, in 2001 and 2004, respectively. He spent 4 more years in Tokyo Institute of Technology and learned atomic physics as an associate researcher. In 2008 he came to Copenhagen and spent 5 years in Niels Bohr Institute, where he was working with Eugene S. Polzik. He moved to the current position in Research Center for Advanced Science and Technology (RCAST), University of Tokyo, in 2013. His current research interests are quantum optics and condensed matter physics, in particular, magnetism.

Dr. Ulrik L. Andersen Professor, Head of Center for Macroscopic Quantum States (bigQ) Department of Physics, Technical University of Denmark Fysikvej 307-254 DK-2800 Kgs. Lyngby Denmark E-mail: ulrik.andersen**fysik.dtu.dk

Biography: Ulrik L. Andersen is a professor in experimental quantum optics, heading the section for Quantum Physics and Information Technology (QPIT) at DTU Physics and leading the Center of Excellence on Macroscopic Quantum States (bigQ, 2017-2027). He is also heading a cross-disciplinary center on quantum technology at DTU (www.quantum.dtu.dk). Over the course of his career he has made a very broad range of significant contributions to quantum optics, technology, and information including the development of new techniques to generate, control and optimally measure non-classical states of light (Gaussian, non- Gaussian and entangled states). For these contributions he won several prizes, e.g. the advanced Sapere Aude award in 2015 and the Eliteforsk prize of the Danish Research Council in 2013.

Dr. Nikolaj Thomas Zinner Deputy Director and Jens Chr. Skou fellow Aarhus Institute of Advanced Studies Associate Professor, Department of Physics and Astronomy, Aarhus University Ny Munkegade 120, DK-8000, Aarhus C, Denmark Email: zinner**aias.au.dk

Biography: Nikolaj Thomas Zinner received his doctoral degree in theoretical nuclear structure and astrophysics from Aarhus University in 2007. He then changed fields into cold atomic gases and condensed-matter physics as a postdoc at Harvard University from 2008-2010, and then worked at the Niels Bohr Institute and Aarhus University, becoming an Associate Professor at the Department of Physics and Astronomy at Aarhus University in 2013. He currently serves as Deputy Director of Aarhus Institute of Advanced Studies, where he also holds the title of Jens Chr. Skou Research Fellow, and is director of the theoretical quantum few- body physics group at Aarhus University. The group works on various topics in quantum few- and many- body physics, including cold atomic gases and superconducting circuits. The recent focus is on quantum dynamics for quantum computing and technology purposes in superconducting circuits and related hybrid platforms. He has received a number of prestigious individual grants including an Elite Researcher Postdoctoral grant in 2011 and the Sapere Aude Junior Group Leader Grant in 2013, both from the Independent Research Fund Denmark, and currently holds a Carlsberg Foundation Distinguished Associate Professorship grant.

Dr. Charles Marcus

Professor Niels Bohr Institute, University of Copenhagen Center for Quantum Devices and Station Q Copenhagen Universitetsparken 5, Building 3, 4th floor, Copenhagen, 2100 E-mail: marcus**nbi.ku.dk

Biography: Charles Marcus was raised in Sonoma, California, USA, and was an undergraduate at Stanford University (1980-84). He received his Ph.D. in Physics from Harvard in 1990 and was an IBM postdoctoral fellow at Harvard from 1990-92. He then served on the Physics faculty at Stanford (1992-2000) and Harvard (2000- 2011). Marcus joined the Niels Bohr Institute, University of Copenhagen in 2012 as Villum Kann Rasmussen Professor. In 2016, he joined Microsoft as Principal Researcher while remaining as Professor at The Niels Bohr Institute. He is currently Director of the Center for Quantum Devices, a Center of Excellence sponsored by the Danish National Research Foundation, and Director of Station Q Copenhagen sponsored by Microsoft.

Marcus’s research interests focus on quantum mechanically coherent electronics, quantum bits, and topology in condensed matter systems. The long-term research goal is to build and explore large-scale interconnected quantum coherent systems with applications in quantum information processing.

Dr. Seigo Tarucha Deputy Director, RIKEN Center for Emergent Matter Science Group Director, Quantum Functional System Research Group

Biography:

Seigo Tarucha received the B. E. and M. S. degrees in applied physics from the University of Tokyo in 1976 and 1978, respectively. He joined NTT Basic Research Laboratories in 1978 and received the Ph. D degree in applied physics from the University of Tokyo in 1986. In 1998 he moved to the University of Tokyo as a professor in the Department of Physics and then to the Department of Applied Physics in 2005. In March of 2019 he retired from the University of Tokyo and moved to RIKEN Center for Emergent Matter Science (CEMS). He has been operating a Quantum Functional System research laboratory in CEMS since 2013 and also working as a CEMS deputy director since 2018. He was a guest scientist in Max-Planck-Institute (Stuttgart) in 1986 and 1987 and in Delft University in 1995. He is currently working on physics and technology in spin-based quantum computing and topological quantum computing as well. He received Japan IBM award in 1998, Kubo Ryogo award, The Quantum Devices award in 1998, Nishina award in 2002, National medal with purple ribbon in 2004, Leo Esaki Award award in 2007, and Achievement award of Japan Applied Physics Society in 2018. He has been a fellow of Japan Applied Physics Society fellow since 2010 and IOP since 2011.

H.E. Peter Taksøe-Jensen Ambassador of Denmark to Japan

Biography: Professional Career: 2019- Ambassador of Denmark to Japan 2015-2019 Ambassador of Denmark to India, Bhutan, Maldives and Sri Lanka, Nepal 2010-2015 Ambassador of Denmark to the United States 2008-2010 Assistant Secretary-General for Legal Affairs, United Nations, New York 2003-2008 Under-Secretary for Legal Affairs and Head of the Legal Service, Ministry of Foreign Affairs of Denmark 1999-2003 Head of Section, Department for Legal Service, Ministry of Foreign Affairs of Denmark 1999 Counsellor, Permanent Representation of Denmark to the European Union, Brussels 1995-1999 Head of Section, Permanent Representation of Denmark to the European Union, Brussels 1992-1995 Head of Section, Department for Security Policy, Ministry of Foreign Affairs of Denmark 1989-1992 First Secretary, Royal Danish Embassy, Vienna 1988-1989 Head of Section, Ministry of Foreign Affairs of Denmark 1986-1987 Head of Section, Danish Ministry of Justice, Denmark

Other Activities: 2016-2018 Chairman of the Conciliation Committee in the Maritime Boundary Case between Australia and East Timor appointed by the Permanent Court of Arbitration in Hague May 2016 Author of “Danish Diplomacy and Defence in Times of Change – A Review of Denmark’s Foreign and Security Policy” 2015- Chairman of the Trade Council South Asia 2010-2015 Chairman of the Trade Council Trade U.S.A 2010-2015 Chairman of the American-Danish Business Council 2007-2008 Chairman of the Danish Governments Commission on the Red Cross 2000-2007 Vice-Chairman of the Danish Governments Commission on the Red Cross 2004-2008 Member of the Commission on Jurisdiction, established by the Danish Minister for Justice 2002-2003 Member of the Commission on the Law on Archives, established by the Danish Minister for Culture 1999-2008 Lecturer at numerous courses on EU Law, EU Policies and negotiations, and on EU procedures and techniques

Decoration: Order of Dannebrog, Knight 1st Class