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Japan-Singapore Workshop on Multi-user Quantum Networks

Dates: 17th-20th September 2012
Place: CQT Seminar Room, S15-03-15, CQT, NUS, Singapore

Workshop Programme - Schedule


Monday, 17th September 2012
10:10 - 10:40 Morning Tea
10:40 - 10:45 Opening
Masahito Hayashi (Nagoya Univ. & CQT)
Chair: Masahito Hayashi (Nagoya Univ. & CQT)
10:45-11:15 Takeshi Koshiba (Saitama Univ.)
"Quantum oblivious transfer and quantum one-way functions"
Slides
11:20 - 11:50 Bill Rosgen (CQT)
"Quantum Commitments from Complexity Assumptions"
Slides
11:50 - 14:00 Lunch
Chair: Takeshi Koshiba (Saitama Univ.)
14:00 - 14:50 Iordanis Kerenidis (CNRS, LIAFA & CQT)
"Quantum coin flipping and bit commitment: theory and practice"
Slides
14:55 - 15:25 Francois Le Gall (Univ. of Tokyo)
"Quantum Private Information Retrieval with Sublinear Communication"
Slides
15:25 - 15:45 Tea Break
Chair: Iordanis Kerenidis (CNRS, LIAFA & CQT)
15:45 - 16:15 Harumichi Nishimura (Nagoya Univ.)
"Reducing error probabilities of quantum Merlin-Arthur proof systems"
Slides
16:20 - 17:10 Christian Schaffner (Univ. of Amsterdam & CWI Amsterdam)
"Position-based quantum cryptography"
Slides

Tuesday, 18th September 2012
Chair: Matthias Christandl (ETH Zurich)
10:00 - 10:30 Toyohiro Tsurumaru (Mitsubishi Electric.)
"Dual universality of hash functions and its applications to quantum cryptography"
Slides
10:30 - 10:50 Tea Break
10:50 - 11:20 Ryutaroh Matsumoto (Tokyo Institute of Tech.)
"Fast exact computation of the tail probability of a hypergeometric distribution and its application to quantum cryptography"
Slides
11:25 - 11:55 Tomohiro Ogawa (The Univ. of Electro-communications)
"An Universal Resolvability and Wiretap Channel Coding for Classical-Quantum Channels"
Slides
11:55 - 14:00 Lunch
Chair: Joe Renes (ETH Zurich)
14:00 - 14:50 Marco Tomamichel (CQT)
"A Hierarchy of Information Quantities for Finite Block Length Analysis of Quantum Tasks"
Slides
14:50 - 15:15 Tea Break
Chair: Christian Schaffner (Univ. of Amsterdam & CWI Amsterdam)
15:15 - 16:05 Masahito Hayashi (Nagoya Univ. & CQT)
"Large deviation type evaluation in information theoretic security"
Slides
16:10 - 17:00 Matthias Christandl (ETH Zurich)
"Asymptotics of Symmetric Group 6j-Symbols and Quantum Information Theory"

Wendesday, 19th September 2012
10:15 - 10:45 Morning Tea
Chair: Stephanie Wehner (CQT)
10:45 - 11:15 Omar Fawzi (McGill Univ.)
"Simultaneous min-entropy smoothing"
11:20 - 11:50 Shun Watanabe (Tokushima Univ.)
"More Capable and Less Noisy Quantum Channels"
Slides
11:50 - 14:00 Lunch
Chair: Ryutaroh Matsumoto (Tokyo Institute of Tech.)
14:00 - 14:30 Maciej Demianowicz (Gdansk Univ. of Tech.)
"Multiuser quantum communication and product higher rank numerical ranges"
Slides
14:35 - 15:25 Ivan Savov (McGill Univ.)
"Network information theory for classical-quantum channels"
Slides
Chair: Marco Tomamichel(CQT)
15:45 - 16:35 Stephanie Wehner (CQT)
"A real de Finetti theorem with applications to polynomial optimization"
16:40 - 17:10 Valerio Scarani (CQT)
"Few-partite nonlocality"
Slides

Thursday, 20th September 2012
Chair: Tomohiro Ogawa (The Univ. of Electro-communications)
10:00 - 10:30 Wataru Kumagai (Tohoku Univ. & Nagoya Univ.)
"Irreversibility of Entanglement Concentration for Pure State"
Slides
10:35 - 11:05 Min-Hsiu Hsieh (Univ. of Tech., Sydney)
"Strong converse capacities of quantum channels for classical information"
11:05 - 11:25 Tea Break
11:25 - 12:10 Andreas Winter (Bristol Univ. & CQT)
"Towards a strong converse for the quantum capacity of degradable channels"
Slides
12:15 - 14:10 Lunch
Chair: Andreas Winter (Bristol Univ. & CQT)
14:10 - 15:00 Joe Renes (ETH Zurich)
"Efficient Quantum Polar Coding"
Slides
15:00 - 15:20 Tea Break
15:20 - 16:10 Vittorio Giovannetti (NEST, Scuola Normale Superiore)
"Collision-model-based approach to non-Markovian quantum dynamics"
Slides
16:10 - 16:15 Closing
Andreas Winter (Bristol Univ. & CQT)