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Technical Committee on Quantum Information Technology (QIT) [schedule] [select]
Chair Akihisa Tomita (Hokkaido Univ.)
Secretary Masataka Iinuma (Hiroshima Univ.), Naoki Yamamoto (Keio Univ.)

Conference Date Mon, May 25, 2015 08:50 - 17:40
Tue, May 26, 2015 09:00 - 17:10
Topics Quantum Information 
Conference Place Sigma Hall (International Building, School of Engineering Science), Toyonaka campus, Osaka University 
Address 1-3, Machikaneyama Toyonaka, Osaka, 560-8531, Japan
Transportation Guide 15 or 25 minutes walk from Shibahara (Monorail) or Ishibashi (Hankyuu) station, respectively
http://www.osaka-u.ac.jp/en/access/toyonaka/toyonaka.html
Contact
Person
Prof. Nobuyuki Imoto, Osaka University
+81-6-6850-6445
Sponsors This conference is co-sponsored by Professional Group of Quantum Electronics (JSAP) and Future Research Initiative Group Project "Quantum interface", Osaka Univ.

Mon, May 25 AM  Opening
08:50 - 09:00
  08:50-09:00 Opening Address ( 10 min. )
Mon, May 25 AM  Session I
Chair: Nobuyuki Imoto
09:00 - 10:20
(1) 09:00-09:20 Casimir effects in inhomogeneous media due to quantum electrodynamics Shin-itiro Goto (IMS), Robin W Tucker (Lancaster U.), Timothy J Walton (U. Bolton)
(2) 09:20-09:40 Laser under ultrastrong light-matter interaction
-- Revival of the original electromagnetic picture --
Motoaki Bamba, Tetsuo Ogawa (Osaka Univ.)
(3) 09:40-10:00 Quantum analysis of a weak optical signal in a waveguide Akira Kitagawa (Kochi Univ.)
(4) 10:00-10:20 Simulating the collapse of Schrodinger's cat state by wave optical experiment 1 Makoto Takeuchi, Genki Ebisawa, Takahiro Kuga (UTokyo)
  10:20-10:40 Break ( 20 min. )
Mon, May 25 AM  Session II
Chair: Makoto Negoro
10:40 - 12:20
(5) 10:40-11:20 [Tutorial Lecture]
Tensor network studies of quantum frustrated magnets
Kenji Harada (Kyoto Univ.)
(6) 11:20-11:40 Clustering by using quantum annealing Shu Tanaka (Waseda Univ.), Issei Sato (Univ. of Tokyo), Kenichi Kurihara (Google), Seiji Miyashita, Hiroshi Nakagawa (Univ. of Tokyo)
(7) 11:40-12:00 Max Cuts in Graphs and Universal Optimization Software, and Benchmark Hiroshi Imai, Yosuke Yano (UTokyo)
(8) 12:00-12:20 Spin Amplification with inhomogeneous broadening Suguru Endo (Keio Univ), Yuichiro Matsuzaki, W . J. Munro, Hiroshi Yamaguchi, Shiro Saito (NTT BRL)
  12:20-13:20 Lunch ( 60 min. )
Mon, May 25 PM  Posters (1F Foyer)
13:20 - 14:20
  - Posters are listed at the end of the Program. ( 60 min. )
Mon, May 25 PM  Session III
Chair: Kentaro Wakui
14:20 - 16:00
(9) 14:20-15:00 [Invited Talk]
High performance single photon detection technology using superconducting nanowire
Shigehito Miki, Taro Yamashita, Hirotaka Terai (NICT)
(10) 15:00-15:20 Observation of a high visibility Hong-Ou-Mandel interference via a time-resolved coincidence measurement Yoshiaki Tsujimoto, Yukihiro Sugiura, Motoki Tanaka, Rikizo Ikuta (Osaka univ.), Shigehito Miki, Taro Yamashita, Hirotaka Terai, Mikio Fujiwara (NICT), Takashi Yamamoto (Osaka univ.), Masato Koashi (The Univ. of Tokyo), Masahide Sasaki, Zhen Wang (NICT), Nobuyuki Imoto (Osaka univ.)
(11) 15:20-15:40 Observation of frequency-domain Hong-Ou-Mandel interference by using a partial wavelength converter Toshiki Kobayashi, Shuto Yasui, Rikizo Ikuta (Osaka Univ.), Shigehito Miki, Taro Yamashita, Hirotaka Terai, Mikio Fujiwara (NICT), Takashi Yamamoto (Osaka Univ.), Masato Koashi (Univ. of Tokyo), Masahide Sasaki, Zhen Wang (NICT), Nobuyuki Imoto (Osaka Univ.)
(12) 15:40-16:00 Intensity fluctuation of a gain-switched semiconductor laser for a quantum key distribution system Kensuke Nakata, Akihisa Tomita, Atsushi Okamoto (Hokkaido Univ.)
  16:00-16:20 Break ( 20 min. )
Mon, May 25 PM  Session IV
Chair: Akihisa Tomita
16:20 - 17:40
(13) 16:20-16:40 All-photonic intercity quantum key distribution Koji Azuma, Kiyoshi Tamaki, William J. Munro (NTT)
(14) 16:40-17:00 Measurement-device-independent quantum key distribution without decoy states Akihiro Mizutani (Osaka Univ.), Kiyoshi Tamaki (NTT BRL), Rikizo Ikuta, Takashi Yamamoto, Nobuyuki Imoto (Osaka Univ.)
(15) 17:00-17:20 MQ Challenge: Solving Problems for Post-Quantum Cryptography and Their Hardness Evaluation Takanori Yasuda (ISIT), Xavier Dahan (Ochanomizu Univ.), Yun-Ju Huang (ISIT), Tsuyoshi Takagi (Kyushu Univ.), Kouichi Sakurai (ISIT)
(16) 17:20-17:40 Defect in Security Proof of Quantum Key Distribution based on Complementarity: Part II Takehisa Iwakoshi (Tamagawa Univ.)
  17:40-18:00 Break ( 20 min. )
  18:00-20:00 Reception ( 120 min. )
Tue, May 26 AM  Session V
Chair: Masataka Iinuma
09:00 - 10:20
(17) 09:00-09:20 2-qubit Weak Measurement Mikko Tukiainen (Univ. Turku/IMS), Hirokazu Kobayashi (KUT), Yutaka Shikano (IMS/Chapman Univ.)
(18) 09:20-09:40 A weak-value interpretation of the Schwinger mechanism of massless/massive pair productions Kazuhiro Yokota, Nobuyuki Imoto (Osaka Univ.)
(19) 09:40-10:00 Weak Value as the Conditional Expectation of a Quasi-probability Distribution Jaeha Lee (Univ. of Tokyo), Izumi Tsutsui (KEK)
(20) 10:00-10:20 evaluation of joint measurements using entanglement Taiki Nii, Shota Kino, Holger F. Hofmann (Hiroshima Univ.)
  10:20-10:40 Break ( 20 min. )
Tue, May 26 AM  Session VI
Chair: Naoki Yamamoto
10:40 - 12:20
(21) 10:40-11:20 [Tutorial Lecture]
Entanglement entropy and conformal field theory
Shunsuke Furukawa (Univ. of Tokyo)
(22) 11:20-11:40 On the origin of randomness in quantum mechanics Holger F. Hofmann (Hiroshima Univ.)
(23) 11:40-12:00 On maximization of measured f-divergence between a given pair of quantum states: single-copy analysis Keiji Matsumoto (NII)
(24) 12:00-12:20 A second-law--like converse to the data-processing inequality Francesco Buscemi (Nagoya Univ.)
  12:20-13:20 Break ( 60 min. )
Tue, May 26 PM  Session VII
Chair: Takuya Hirano
13:20 - 15:00
(25) 13:20-14:00 [Invited Talk]
Development of 5-mg suspended mirror driven by the quantum back-action
Nobuyuki Matsumoto (Tohoku Univ.)
(26) 14:00-14:20 Observation of optomechanical coupling in a bottle microresonator Motoki Asano, Yuki Takeuchi (Osaka Univ.), Sahin Kaya Ozdemir (Washington Univ.), Rikizo Ikuta, Takashi Yamamoto (Osaka Univ.), Lan Yang (Washington Univ.), Nobuyuki Imoto (Osaka Univ.)
(27) 14:20-14:40 Development of a 17 GHz arbitrary waveform pulsed spectrometer for EPR quantum computation experiments at millikelvin temperatures Yung Szen Yap (Osaka Univ./UTM), Yutaka Tabuchi (RCAST, The University of Tokyo), Makoto Negoro, Akinori Kagawa, Masahiro Kitagawa (Osaka Univ.)
(28) 14:40-15:00 Measurement of quantum coherence of electron-phonon coupling system in GaAs using phase-locked femtoseond pulses Kauztaka Nakamura, Shingo Hayashi, Keigo Kato, Katsura Norimatsu, Norihisaa Kondo, Masaki Hada, Yosuke Kayanuma (TokyoTech), Yutaka Shikano (IMS)
  15:00-15:20 Break ( 20 min. )
Tue, May 26 PM  Session VIII
Chair: Keiichi Edamatsu
15:20 - 17:10
(29) 15:20-15:40 Quantum root mean square errors Masanao Ozawa (Nagoya Univ.)
(30) 15:40-16:00 Measurement theory in local quantum physics Kazuya Okamura, Masanao Ozawa (Nagoya Univ.)
(31) 16:00-16:20 Tradeoff Relation between Information and Disturbance in Quantum Measurement Tomohiro Shitara (UTokyo), Yui Kuramochi (Kyoto Univ.), Masahito Ueda (UTokyo)
(32) 16:20-16:40 Explicit formula for the Holevo bound for two-parameter qubit estimation problems Jun Suzuki (UEC)
(33) 16:40-17:00 The Entropy and Probability in Information Theories
-- How Dr. John von Neumann explained in his Illinois Univ. Lectures in Dec. 1949 --
Kimiaki Tokumaru (Natural Philosopher)
  17:00-17:10 Closing Address ( 10 min. )
Mon, May 25 PM  Posters (1F Foyer)
13:20 - 14:20
(34) 13:20-14:20 [Poster Presentation]
Detection-frequency dispersed pump-probe measurement of coherent optical phonons in diamond
Kazuma Ohya, Tetsuya Tsuruta, Shin-ichi Uozumi, Katsura Norimatsu, Masahiro Kitajima, Yosuke Kayanuma (MSL,Tokyo Tech/JST-CREST), Yutaka Shikano (MSL,Tokyo Tech/IMS/Chapman Univ), Kazutaka G. Nakamura (MSL,Tokyo Tech/JST-CREST)
(35) 13:20-14:20 [Poster Presentation]
Generalization of quantum f-divergence and its geometrical properties
Yu Takaoka, Yu Watanabe (YITP, Kyoto Univ.)
(36) 13:20-14:20 [Poster Presentation]
Coherent Raman Beat Analysis of the Ramda-Type Three-Level System in an ErYSO Crystal
Kaoru Shimizu, Daisuke Hashimoto (NTT BRL)
(37) 13:20-14:20 [Poster Presentation]
Simulating the collapse of Schrodinger's cat state by wave optical experiment 2
Genki Ebisawa (Utokyo), Makoto Takeuchi, Takahiro Kuga (UTokyo)
(38) 13:20-14:20 [Poster Presentation]
Toward quantum simulation of the Jaynes-Cummings-Hubbard model with many sites
Yoshihisa Kawano, Ryoto Hiji, Wataru Nishimura, Kenji Toyoda, Shinji Urabe (Osaka Univ.)
(39) 13:20-14:20 [Poster Presentation]
Formulation of quantum continuous measurement using the Mensky's restricted path integral
Satoshi Nakajima, Yasuhiro Tokura (Tsukuba Univ.)
(40) 13:20-14:20 [Poster Presentation]
Development of a planar trap with permanent magnets for quantum simulatio
Yuji Kawai, Kenta Matsui, Utako Tanaka, Shinji Urabe (Osaka Univ.)
(41) 13:20-14:20 [Poster Presentation]
Design of a Planar Trap for Arranging Ions with Equal Spacing
Kengo Masutani, Utako Tanaka (Osaka Univ.), Kazuhiro Hayasaka (NICT), Shinji Urabe (Osaka Univ.)
(42) 13:20-14:20 [Poster Presentation]
Generation of Phase-Squeezed State using Conditional Displacement Operation and Post-Selection
Fumiaki Matsuoka, Akihisa Tomita (Hokkaido Univ.)
(43) 13:20-14:20 [Poster Presentation]
Ground-state properties and dynamics of a generalized cluster model in one dimension
Takumi Ohta (YITP, Kyoto Univ.), Shu Tanaka (Waseda Univ.), Ippei Danshita, Keisuke Totsuka (YITP, Kyoto Univ.)
(44) 13:20-14:20 [Poster Presentation]
Demonstration of pulsed EPR entanglement measured by shaped local oscillators
Ami Shinjo, Naoyuki Hashiyama, Yujiro Eto, Takuya Hirano (Gakushuin Univ.)
(45) 13:20-14:20 [Poster Presentation]
Electrically Control of the electron and nuclear spins of a nitrogen-vacancy center in diamond
Takaaki Shimo-oka, Satoshi Kobayashi, Yoshishige Suzuki, Norikazu Mizuochi (Osaka Univ.)
(46) 13:20-14:20 [Poster Presentation]
Adiabatic direct control of vibrational quantum states of an ion
Keisuke Suzaki, Shota Betsugi, Kenji Toyoda, Shinji Urabe (Osaka Univ.)
(47) 13:20-14:20 [Poster Presentation]
Robust Quantum State Generation with a Dual-Parallel Modulator and Its Application for Quantum Key Distribution Systems
Yu Kadosawa, Kensuke Nakata, Akihisa Tomita, Atsushi Okamoto (Hokkaido Univ.)
(48) 13:20-14:20 [Poster Presentation]
Phase estimation for coherent state with displaced-photon counting
Shuro Izumi, Masahiro Takeoka, Kentaro Wakui, Mikio Fujiwara (NICT), Kazuhiro Ema (Sophia univ.), Masahide Sasaki (NICT)
(49) 13:20-14:20 [Poster Presentation]
Study on minimizing the temporal correlation of broadband entangled photon pairs
Shunta Sugano (Kyoto Univ.), Masayuki Okano (Kyoto Univ./Osaka Univ./Hokkaido Univ.), Yu Eto (Osaka Univ./Hokkaido Univ.), Ryo Okamoto, Shigeki Takeuchi (Kyoto Univ./Osaka Univ./Hokkaido Univ.)
(50) 13:20-14:20 [Poster Presentation]
Two-photon quantum interference using a multiplexed single-photon source
Takayuki Kiyohara, Ryo Okamoto, Shigeki Takeuchi (Kyoto Univ.)
(51) 13:20-14:20 [Poster Presentation]
Development of a Stripline Loop-Gap Resonator for ESR Quantum Computation Experiments
Mayuko Kuno (Osaka Univ.), Yap Yung Szen (Osaka Univ./UTM), Makoto Negoro, Akinori Kagawa, Masahiro Kitagawa (Osaka Univ.)
(52) 13:20-14:20 [Poster Presentation]
Formal Verification of Robertson-type Uncertainty Relation
Takaaki Masuhara, Toru Kuriyama, Masakazu Yoshida, Jun Cheng (Doshisha Univ.)
(53) 13:20-14:20 [Poster Presentation]
Study on the rapid imaging of quantum optical coherence tomography
Shun Suezawa, Masayuki Okano, Ryo Okamoto (Kyoto Univ.), Norihiko Nishizawa (Nagoya Univ.), Shigeki Takeuchi (Kyoto Univ.)
(54) 13:20-14:20 [Poster Presentation]
Nondemolition optical switch driven by single photon
Yasunari Suzuki, Masaki Ichida, Tsuyoshi Nagamatsu, Yuhei Iwata, Motoki Kamihigashi, Haruka Tanji-Suzuki, Masato Koashi (Tokyo Univ)

Announcement for Speakers
General TalkEach speech will have 15 minutes for presentation and 5 minutes for discussion.
Invited TalkEach speech will have 35 minutes for presentation and 5 minutes for discussion.
Poster PresentationEach speech will have 60 minutes for presentation.

Contact Address and Latest Schedule Information
QIT Technical Committee on Quantum Information Technology (QIT)   [Latest Schedule]
Contact Address  
Announcement You need to register for participation in addition to application for presentation. Please see QIT homepage
http://staff.aist.go.jp/s-kawabata/qit/


Last modified: 2015-05-01 10:40:29


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