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Technical Committee on Quantum Information Technology (QIT)
Chair: Takuya Hirano (Gakushuin Univ.)
Secretary: Yoko Miyamoto (Univ. of Electro-Comm.), Yasuhito Kawano (NTT)

DATE:
Mon, May 20, 2019 08:50 - 18:10
Tue, May 21, 2019 09:20 - 16:40

PLACE:
Chikushi Hall, Chikushi Campus, Kyushu University(Interdisciplinary Research Building, 6-1, Kasuga-koen, Kasuga, Fukuoka, 816-8580, Japan. http://www.tj.kyushu-u.ac.jp/en/igses/contact_information.php. Yuichi Harada (Kyushu University))

TOPICS:
Quantum Information

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Mon, May 20 AM (08:50 - 09:00)
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----- Opening Address ( 10 min. ) -----

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Mon, May 20 AM Session I (09:00 - 10:20)
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(1) 09:00 - 09:20
Secure quantum network coding
Go Kato (NTT), Masaki Owari (Shizuoka Univ.), Masahito Hayashi (Nagoya Univ.)

(2) 09:20 - 09:40
Simple security proof of twin-field type quantum key distribution protocol
Marcos Curty (Univ. of Vigo), Koji Azuma (NTT BRL), Hoi-Kwong Lo (Univ. of Toronto)

(3) 09:40 - 10:00
Heralded amplification of nonlocality via entanglement swapping for long-distance device-independent quantum key distribution
Yoshiaki Tsujimoto (NICT), Chenglong You (LSU), Kentaro Wakui, Mikio Fujiwara, Kazuhiro Hayasaka, Shigehito Miki, Hirotaka Terai, Masahide Sasaki (NICT), Jonathan P. Dowling (LSU), Masahiro Takeoka (NICT)

(4) 10:00 - 10:20
Improved Quantum Multicollision-Finding Algorithm
Akinori Hosoyamada, Yu Sasaki, Seiichiro Tani, Keita Xagawa (NTT)

----- Break ( 20 min. ) -----

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Mon, May 20 AM Session II (10:40 - 12:20)
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(5) 10:40 - 11:20
[Invited Talk]
Quantum Internet Layers
Shota Nagayama (mercari R4D)

(6) 11:20 - 11:40
A tight bound of tail probabilities for a discrete-time martingale with uniformly bounded jumps
Go Kato (NTT)

(7) 11:40 - 12:00
Necessary and Sufficient Condition of Asymptotic Decoupling for Quantum Dynamics
Yuuya Yoshida, Masahito Hayashi (Nagoya Univ.)

(8) 12:00 - 12:20
One-Shot Randomized and Nonrandomized Partial Decoupling
Eyuri Wakakuwa (UEC), Yoshifumi Nakata (Kyoto U)

----- Lunch Break ( 60 min. ) -----

----------------------------------------
Mon, May 20 PM Session III (14:50 - 16:30)
----------------------------------------

(9) 14:50 - 15:30
[Invited Talk]
Circuit-QED Technology for Quantum Computation with Continuous Variables
Vitaly Shumeiko (Chalmers)

(10) 15:30 - 15:50
Adiabatic Quantum Computation Using Vacuum as an Effective Excited State
Hayato Goto, Taro Kanao (Toshiba)

(11) 15:50 - 16:10
Quantum Advantage for the LOCAL Model in Distributed Computing
Francois Le Gall (Kyoto Univ.), Harumichi Nishimura (Nagoya Univ.), Ansis Rosmanis (CQT)

(12) 16:10 - 16:30
Sequential minimal optimization for quantum-classical hybrid algorithms
Ken M. Nakanishi (The Univ. of Tokyo), Keisuke Fujii (Osaka Univ.), Synge Todo (The Univ. of Tokyo)

----- Break ( 20 min. ) -----

----------------------------------------
Mon, May 20 PM Session IV (16:50 - 18:10)
----------------------------------------

(13) 16:50 - 17:30
[Invited Talk]
Spin-based hybrid quantum systems
Yuimaru Kubo (OIST)

(14) 17:30 - 17:50
Quantum key distribution with simply characterized light sources
Akihiro Mizutani (Mitsubishi Electric Corporation), Toshihiko Sasaki (The Univ. of Tokyo), Yuki Takeuchi (NTT), Kiyoshi Tamaki (Univ. of Toyama), Masato Koashi (The Univ. of Tokyo)

(15) 17:50 - 18:10
Numerical analysis of decoy state BBM92 quantum key distribution protocol with multi-photon rejection source
Takumi Matsuura, Liang Min, Kazuhisa Ogawa, Atsushi Okamoto, Akihisa Tomita (Hokkaido Univ.)

----- Banquet ( 90 min. ) -----

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Tue, May 21 AM Session V (09:20 - 10:40)
----------------------------------------

(16) 09:20 - 09:40
Capacity of Quantum Private Information Retrieval with Multiple Servers
Seunghoan Song, Masahito Hayashi (Nagoya Univ.)

(17) 09:40 - 10:00
Every entangled state provides an advantage in classical communication
Stefan Bauml (TU Delft), Andreas Winter (UAB), Dong Yang (Univ. Bergen)

(18) 10:00 - 10:20
Perfect discrimination of non-orthogonal quantum states with posterior classical partial information
Seiseki Akibue, Go Kato, Naoki Marumo (NTT)

(19) 10:20 - 10:40
Perfect Discrimination of Non-Orthogonal Separable States in General Probabilistic Theory
Hayato Arai, Yuuya Yoshida, Masahito Hayashi (Nagoya Univ.)

----- Break ( 20 min. ) -----

----------------------------------------
Tue, May 21 AM Session VI (11:00 - 12:20)
----------------------------------------

(20) 11:00 - 11:40
[Invited Talk]
State-Dependent Approach to Quantum Measurement Theory and the Uncertainty Principle
Masanao Ozawa (Nagoya Univ.)

(21) 11:40 - 12:00
Directed-completeness of statistical experiments and channels on operator algebras
Yui Kuramochi (Univ. Tokyo)

(22) 12:00 - 12:20
Analysis of Quantum Multi-Prover Zero-Knowledge Systems: Elimination of the Honest Condition and Computational Zero-Knowledge Systems for QMIP
Yusuke Kinoshita (Nagoya Univ.)

----- Lunch Break ( 70 min. ) -----

----------------------------------------
Tue, May 21 PM Session VII (13:30 - 14:50)
----------------------------------------

(23) 13:30 - 14:10
[Invited Talk]
Qubit as a quantum sensor of absolute power
T. Hönigl-Decrinis (NPL), R. Shaikhaidarov (RHUL), S. E. de Graaf (NPL), V. N. Antonov (Skoltech/RHUL), O. V. Astafiev (Skoltech/RHUL/NPL)

(24) 14:10 - 14:30
Observationofanon-linearinterferenceonsilicon waveguide
Takafumi Ono (JST PRESTO/NICT/Bristol Univ.), Gary F. Sinclair, Damien Bonneau, Mark G. Thompson, Jonathan F. C. Matthews, John G. Rarity (Bristol Univ.)

(25) 14:30 - 14:50
Frequency-domain Mach-Zehnder interferometer
Toshiki Kobayashi, Daisuke Yamazaki, Kenichiro Matsuki, Rikizo Ikuta (Osaka Univ.), Shigehito Miki (NICT), Taro Yamashita (Nagoya Univ.), Hirotaka Terai (NICT), Takashi Yamamoto (Osaka Univ.), Masato Koashi (Univ. of Tokyo), Nobuyuki Imoto (Osaka Univ.)

----- Break ( 20 min. ) -----

----------------------------------------
Tue, May 21 PM Session VIII (15:10 - 16:40)
----------------------------------------

(26) 15:10 - 15:30
Resource-efficient verification of quantum computing using Serfling's bound
Yuki Takeuchi (NTT), Atul Mantri (Univ. of Edinburgh), Tomoyuki Morimae (Kyoto Univ.), Akihiro Mizutani (Mitsubishi Electric), Joseph F. Fitzsimons (Horizon Quantum Computing)

(27) 15:30 - 15:50
Fine-grained quantum supremacy
Tomoyuki Morimae (Kyoto Univ.), Suguru Tamaki (Hyogo Univ.)

(28) 15:50 - 16:10
Quantum Computer Status Check via Output Random Numbers Sequence
Kentaro Tamura, Yutaka Shikano (Keio Univ.)

(29) 16:10 - 16:30
Exponential-Time Quantum Algorithm for Graph Coloring Problem
Kazuya Shimizu, Ryuhei Mori (TiTech)

----- Closing Address ( 10 min. ) -----

----------------------------------------
Mon, May 20 PM Poster Session (13:20 - 14:50)
----------------------------------------

(30) 13:20 - 14:50
[Poster Presentation]
Multi-qudit states generated by unitary braid quantum gates based on Temperley-Lieb algebra
Choon-Lin Ho (Tamkang Univ.), Tetsuo Deguchi (Ochanomizu Univ.)

(31) 13:20 - 14:50
[Poster Presentation]
Swarm-intelligence-like recurrent neural network inspired by quantum annealing
Akio Yoshizawa (AIST)

(32) 13:20 - 14:50
[Poster Presentation]
Toward realization a quantum tunnelling rotor using many trapped ions
Ryutaro Ohira, Takashi Mukaiyama, Kenji Toyoda (Osaka Univ.)

(33) 13:20 - 14:50
[Poster Presentation]
Quantum algorithm for perfect sampling
Reiji Takeda, Masaki Owari (Shizuoka Univ.)

(34) 13:20 - 14:50
[Poster Presentation]
WDM photon-pair source stabilized at a wide temperature range using cascaded SFG/SPC and DFG monitoring
Shin Arahira, Hitoshi Murai, Hironori Sasaki (OKI)

(35) 13:20 - 14:50
[Poster Presentation]
Experimental demonstration of adaptive quantum state estimation for dynamic quantum states
Saki Nohara, Ryo Okamoto (Kyoto Univ.), Akio Fujiwara (Osaka Univ.), Shigeki Takeuchi (Kyoto Univ.)

(36) 13:20 - 14:50
[Poster Presentation]
Estimation of the quality factor of an on-chip ring resonator using coincidence measurement
Kenta Sugiura, Ryo Okamoto (Kyoto Univ.), Sai T. Chu (City Univ. of Hong Kong), Brent E. Little (CAS), Shigeki Takeuchi (Kyoto Univ.)

(37) 13:20 - 14:50
[Poster Presentation]
Quantum algorithm for matrix functions by Cauchy's integral formula
Souichi Takahira (Aichi Pref. Univ), Asuka Ohashi (Ritsumeikan Univ.), Tomohiro Sogabe (Nagoya Univ.), Tsuyoshi Usuda (Aichi Pref. Univ)

(38) 13:20 - 14:50
[Poster Presentation]
Quantum Superposition of Orders of Multiple Quantum Channels: Application to Quantum State Preservation
Yutaka Maeda, Masaya Shintoku, Kazuya Yuasa (Waseda Univ.)

(39) 13:20 - 14:50
[Poster Presentation]
Variance of observables and its uncertainty relation in pre- and post-selected systems
Natsuki Abe, Kazuhisa Ogawa, Akihisa Tomita (Hokkaido Univ.)

(40) 13:20 - 14:50
[Poster Presentation]
Breaking the trade-off between gate and relaxation times of a superconducting qubit with a Josephson quantum filter
Shingo Kono (Riken), Kazuki Koshino (Tokyo Medical and Dental University), Yutaka Tabuchi, Atsushi Noguchi, Dany Lachance-Quirion, Yasunobu Nakamura (The University of Tokyo)

(41) 13:20 - 14:50
[Poster Presentation]
Reduction of size and excess noise of continuous-variable quantum key distribution system using single-path interferometer
Shinya Hirashita, Kento Kitamura, Takuya Hirano (Gakushuin Univ.)

(42) 13:20 - 14:50
[Poster Presentation]
Study on the spatial separation of entangled photon pairs in the same spatial mode
Yuki Kamei, Bo Cao, Takayuki Kiyohara, Ryo Okamoto, Shigeki Takeuchi (Kyoto Univ.)

(43) 13:20 - 14:50
[Poster Presentation]
Generation of visible-infrared entangled photon pairs using a LiNbO3 crystal
Masaya Arahata, Bo Cao, Ryo Okamoto, Shigeki Takeuchi (Kyoto Univ.)

(44) 13:20 - 14:50
[Poster Presentation]
singularity of time-optimal control on quantum system with drift field
Hiroaki Wakamura, Tatsuhiko Koike (Keio Univ.)

(45) 13:20 - 14:50
[Poster Presentation]
Maximum Likelihood Estimation of Quantum State Using Augmented Lagrangian Method on Positive Semi-definite Cone
Shunsuke Fujisawa (UTokyo), Youhei Okawa (TTI), Susumu Fukatsu (UTokyo)

# Information for speakers
General Talk will have 15 minutes for presentation and 5 minutes for discussion.
Invited Talk will have 35 minutes for presentation and 5 minutes for discussion.
Poster Presentation will have 90 minutes for presentation.

# CONFERENCE SPONSORS:
- This conference is co-sponsored by Quantum Electronics Group, The Japan Society of Applied Physics.


=== Technical Committee on Quantum Information Technology (QIT) ===

# ANNOUNCEMENT:
# You need to register for participation in addition to application for presentation. Please see QIT homepage
https://www.ieice.org/es/qit/


Last modified: 2019-04-26 14:36:49


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