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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| QIT (2nd) |
2020-12-10 17:30 |
Online | Online | Quantum anonymous senser which hides positions of magnetic fields Hiroto Kasai (Univ of Tsukuba/AIST), Yuki Takeuchi (NTT), Hideaki Hakoshima, Yuichiro Matsuzaki (AIST), Yasuhiro Tokura (Univ of Tsukuba) |
A lot of attention has been paid to a quantum sensing network for detecting magnetic fields in different positions. Her... [more] |
|
| QIT (2nd) |
2018-06-04 13:20 |
Hiroshima | ICCH Ran | [Poster Presentation]
Implementation of deterministic S operator in Surface codes Akihito Takemura, Yasuhiro Tokura (Univ. of Tsukuba) |
Surface codes attracts attention as a model of fault tolerant quantum computation.~In Surface codes, we regard a lot of... [more] | |
| QIT (2nd) |
2018-06-04 13:20 |
Hiroshima | ICCH Ran | [Poster Presentation]
Landau-Zener-Stuckelberg interference in circuit quantum electrodynamics of ultrastrong coupling regime Sumiya Kato, Kyo Yoshida, Yasuhiro Tokura (Univ. of Tsukuba) |
[more] | |
| QIT (2nd) |
2017-11-16 13:50 |
Saitama | Saitama University | (To be available after the conference date) [more] | ||
| QIT (2nd) |
2017-05-29 15:00 |
Kyoto | Ritesumeikan University, Suzaku Campus | [Poster Presentation]
The definition and an observation of a weak value in density matrix form Kaito Asai (Univ. of Tsukuba), Yasuhiro Tokura (Univ. of Tsukuba/NTT-BRL) |
[more] | |
| QIT (2nd) |
2015-11-24 13:40 |
Kanagawa | NTT Atsugi R&D center | [Poster Presentation]
Conditional dynamics of two level system confined by a single photon detector Yuta Ohyama, Yasuhiro Tokura (Tsukuba Univ) |
Open quantum system is described by quantum master equation. One example is Lindblad equation. This equation requires th... [more] | |
| QIT (2nd) |
2015-05-25 13:20 |
Osaka | Osaka University | [Poster Presentation]
Formulation of quantum continuous measurement using the Mensky's restricted path integral Satoshi Nakajima, Yasuhiro Tokura (Tsukuba Univ.) |
[more] | |
| QIT (2nd) |
2014-11-17 13:30 |
Miyagi | Tohoku Univ. | [Poster Presentation]
Generalization to non-Markov case of the Mensky's restricted path integral
-- To understand quantum continuous measurement -- Satoshi Nakajima, Yasuhiro Tokura (University of Tsukuba) |
[more] | |
| SCE | 2013-10-03 09:55 |
Miyagi | Tohoku University, RIEC | Fabrication of superconducting single-photon detector with ultralow dark count rate and quantum key distribution over 300 km Hiroyuki Shibata, Kaoru Shimizu, Toshimori Honjo, Hiroki Takesue, Yasuhiro Tokura (NTT)  SCE2013-30 |
We report the fabrication of a superconducting nanowire single-photon detector (SSPD) with an ultralow dark count rate (... [more] | SCE2013-30 pp.61-66 |
| QIT (2nd) |
2011-11-21 14:40 |
Osaka | Osaka Univ. Engr. Sci. Sigma Hall (Toyonaka) | [Poster Presentation]
Polarization-entangled photon-pair generation using a polarization-rotator-integrated silicon photonic circuit Hanna Le Jeannic, Nobuyuki Matsuda, Hiroki Takesue, Hiroshi Fukuda, Tai Tsuchizawa, Toshifumi Watanabe, Koji Yamada, Seiichi Itabashi, Yasuhiro Tokura (NTT) |
[more] | |
| OCS, CS (Joint) |
2011-01-27 14:25 |
Tokushima | The University of Tokushima | Field demonstration of differential-phase-shift QKD system over 90-km link under the framework of Tokyo QKD Network Toshimori Honjo (NTT), Mikio Fujiwara, Masahide Sasaki, Shigehito Miki, Taro Yamashita, Zhen Wang (NICT), Yasuhiro Tokura (NTT) OCS2010-102 |
We report a field demonstration of the differential-phase-shift quantum key distribution (DPS-QKD) system over 90-km ins... [more] | OCS2010-102 pp.19-24 |
| SCE | 2011-01-24 09:40 |
Tokyo | Kikai-Shinko-Kaikan Bldg | Fabrication of NbN superconducting single-photon detector with minimized polarization dependence Nadege Kaina (NTT/ESPCI), Hiroyuki Shibata, Tadakiyo Seki (NTT/Osaka Univ.), Yasuhiro Tokura (NTT), Nobuyuki Imoto (Osaka Univ.) SCE2010-36 |
In this report, we characterized and minimized the polarization dependence of the detection efficiency of NbN supercondu... [more] | SCE2010-36 pp.1-5 |
| SCE | 2010-01-20 11:30 |
Tokyo | Kikai-Shinkou-Kaikan Bldg. | Comparison of timing jitter between NbN superconducting single-photon detector and avalanche photodiode Tadakiyo Seki, Hiroyuki Shibata (NTT Corp./Osaka Univ.), Hiroki Takesue, Yasuhiro Tokura (NTT), Nobuyuki Imoto (Osaka Univ.) SCE2009-26 |
We report the pulse-to-pulse timing jitter measurement of a niobium nitride (NbN) superconducting single-photon detector... [more] | SCE2009-26 pp.11-15 |
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