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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| QIT (2nd) |
2024-05-28 16:20 |
Ibaraki | AIST Tsukuba | Quantum phase transition of graph states in presence of depolarizing noise Tatsuya Numajiri, Shion Yamashita (Chuo Univ.), Ryosuke Yoshii (Sanyo-Onoda City Univ.), Yuki Takeuchi (NTT), Shunji Tsuchiya (Chuo Univ.) |
Graph states are entangled states that are useful for several quantum information processing tasks including measurement... [more] | |
| QIT (2nd) |
2024-05-28 16:40 |
Ibaraki | AIST Tsukuba | Explicit construction of decoders for general noisy channels using the quantum singular value transformation Takeru Utsumi (Univ. of Tokyo), Yoshifumi Nakata (Kyoto Univ.) |
When we transmit quantum information, the information passing through a channel is susceptible to noise due to interacti... [more] | |
| QIT (2nd) |
2024-05-29 09:50 |
Ibaraki | AIST Tsukuba | Hardware-efficient dissipative quantum error correction for squeezed cat codes Gabriel Mintzer (MIT), Tomohito Shitara, Yuuki Tokunaga, Suguru Endo (NTT) |
Quantum information is constantly exposed to environmental noise that causes computation errors. Researchers have devel... [more] |
|
| QIT (2nd) |
2024-05-29 17:00 |
Ibaraki | AIST Tsukuba | Disturbance Evaluation Circuit for Quantum Measurements and Its Experimental Demonstration on a Quantum Computer Haruki Emori (Hokkaido Univ.), Masanao Ozawa (Chubu Univ.), Akihisa Tomita (Hokkaido Univ.) |
The performance evaluation of quantum measurements is essential for the advancement of quantum information processing. I... [more] | |
| QIT (2nd) |
2024-05-30 10:10 |
Ibaraki | AIST Tsukuba | Stochastic inflation and entropy bound in de Sitter spacetime Hiromasa Tajima, Yasusada Nambu (NU) |
To investigate the effect of quantum gravity, the behavior of the entropy is important. From the principle of holograph... [more] |
|
| QIT (2nd) |
2024-05-28 13:00 |
Ibaraki | AIST Tsukuba | [Poster Presentation]
Analytical evaluation of stochastic control error on quantum operation Kohei Kobayashi (NII) |
We investigate the effect of stochastic control errors on the Hamiltonian that controls a closed quantum system. Quantu... [more] |
|
| RCC, ISEC, IT, WBS | 2024-03-13 - 2024-03-14 |
Osaka | Osaka Univ. (Suita Campus) | [Invited Talk]
Recent Developments in Quantum Statistics Akio Fujiwara (Osaka Univ.)  IT2023-87 ISEC2023-86 WBS2023-75 RCC2023-69 |
Suppose that one has $n$ copies of a quantum system each in the same state depending on an unknown parameter $¥theta$, a... [more] | IT2023-87 ISEC2023-86 WBS2023-75 RCC2023-69 p.78 |
| RCC, ISEC, IT, WBS | 2024-03-13 - 2024-03-14 |
Osaka | Osaka Univ. (Suita Campus) | Tradeoff relations between entropic quantities and their application in quantum information theory Michele Dall'Arno (Toyohashi U. of Technology) IT2023-133 ISEC2023-132 WBS2023-121 RCC2023-115 |
In this presentation we introduce tradeoff relations between entropic quantities such as Renyi entropies, the subentropy... [more] | IT2023-133 ISEC2023-132 WBS2023-121 RCC2023-115 pp.366-367 |
| SIP, IT, RCS | 2024-01-18 09:30 |
Miyagi | (Primary: On-site, Secondary: Online) |
The quantum decoding attaining the minimum guesswork with single-qubit side information Michele Dall'Arno (TUT) IT2023-36 SIP2023-69 RCS2023-211 |
The minimum guesswork quantifies the minimum number of queries needed to guess the value of a random variable, when only... [more] | IT2023-36 SIP2023-69 RCS2023-211 pp.37-38 |
| OCS, CS (Joint) |
2024-01-11 16:25 |
Kagoshima | [Special Invited Talk]
Vision for Quantum Computer Network System Shota Nagayama (Keio Univ./Mercari) CS2023-97 OCS2023-61 |
Quantum communication is a new paradigm for transmitting quantum information. Photons, which are capable of carrying qua... [more] | CS2023-97 OCS2023-61 pp.14-19(CS), pp.20-25(OCS) |
|
| QIT (2nd) |
2023-12-17 14:45 |
Okinawa | OIST (Primary: On-site, Secondary: Online) |
The universality of the second law of information thermodynamics in quantum feedback protocols Shintaro Minagawa (Nagoya Univ.), M. Hamed Mohammady (ULB), Kenta Sakai, Kohtaro Kato, Francesco Buscemi (Nagoya Univ.) |
Maxwell’s demon is a paradox in which feedback control appears to violate the second law of thermodynamics. Maxwell’s de... [more] | |
| QIT (2nd) |
2023-12-17 16:45 |
Okinawa | OIST (Primary: On-site, Secondary: Online) |
Hybrid Quantum Information Processing with Squeezed Cat Codes Shohei Kiryu, Atsushi Okamoto, Akihisa Tomita (Hokkaido Univ) |
We propose a hybrid quantum computation of squeezed cat codes and qubits. Since hybrid quantum teleportation is essentia... [more] | |
| QIT (2nd) |
2023-12-18 15:15 |
Okinawa | OIST (Primary: On-site, Secondary: Online) |
Optimal protocols for universal adjointation of isometry operations
-- Protocol design by quantum supersupermaps -- Satoshi Yoshida (UTokyo), Akihito Soeda (NII), Mio Murao (UTokyo) |
We consider a universal transformation of isometry operations to unify universal transformations of quantum states and u... [more] | |
| QIT (2nd) |
2023-12-18 17:20 |
Okinawa | OIST (Primary: On-site, Secondary: Online) |
Classical gravitational effect on standard quantum limit of finite-size optical lattice clock in estimating gravitational potential Fumiya Nishimura, Yui Kuramochi, Kazuhiro Yamamoto (kyushu Univ.) |
We evaluated the accuracy limit for estimating gravitational potential using optical lattice clocks by utilizing the qua... [more] | |
| QIT (2nd) |
2023-12-17 17:30 |
Okinawa | OIST (Primary: On-site, Secondary: Online) |
[Poster Presentation]
Sparse identification of quantum dynamics via quantum circuit learning Yusei Tateyama, Yuzuru Kato (FUN) |
Sparse Identification of Nonlinear Dynamics (SINDy) is a data-driven method for estimation and prediction of nonlinear d... [more] | |
| QIT (2nd) |
2023-12-17 17:30 |
Okinawa | OIST (Primary: On-site, Secondary: Online) |
[Poster Presentation]
Proposal to Reduce Degradation of Quantum Images by Contrast and Edge Enhancement Processing Chihiro Dogo, Kazuhiro Saito (KDDI Research) |
Quantum image processing requires encoding image information expressed in classical 0/1 into a quantum state. There are ... [more] | |
| QIT (2nd) |
2023-12-17 17:30 |
Okinawa | OIST (Primary: On-site, Secondary: Online) |
[Poster Presentation]
Ultrastrongly coupled device in superconducting quantum circuit Akiyoshi Tomonaga (AIST), Roberto Stassi (UNIME), Hiroto Mukai, Franco Nori (RIKEN), Fumiki Yoshihara, Jaw-Shen Tsai (TUS), Kunihiro Inomata (AIST) |
Ultrastrong coupling refers to a regime where the coupling energy between an atom and a resonator amounts to more than 1... [more] | |
| QIT (2nd) |
2023-12-17 17:30 |
Okinawa | OIST (Primary: On-site, Secondary: Online) |
[Poster Presentation]
Relationship between GSIC POVMs and MUMs via MUSs Tsubasa Saishita, Yuri Serikawa, Masakazu Yoshida (Osaka Sangyo Univ.) |
It is essential to check whether the quantum system is appropriately prepared in order to obtain intended quantum effect... [more] | |
| QIT (2nd) |
2023-12-17 17:30 |
Okinawa | OIST (Primary: On-site, Secondary: Online) |
Polarization-insensitive quantum frequency conversion module based on Mach-Zehnder interferometer Shinichi Takenaka, Shoichi Murakami, Toshiki Kobayashi, Takashi Yamamoto, Rikizo Ikuta (Osaka Univ.) |
Quantum frequency conversion~(QFC), which converts the optical frequency of a photon without destroying quantum informat... [more] | |
| QIT (2nd) |
2023-12-17 17:30 |
Okinawa | OIST (Primary: On-site, Secondary: Online) |
[Poster Presentation]
A construction of general SIC POVMs by using a complete orthogonal basis and discussions Masakazu Yoshida (Osaka Sangyo Univ.), Gen Kimura (SIT) |
A general symmetric informationally complete (GSIC) positive operator valued measure (POVM) is known to provide an optim... [more] | |
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