Fujii Keisuke

Affiliation and department：
Other affiliations (1)：

Homepage URL (1)： http://quantphys.org/wp/keisukefujii/

Research field (3)： Mathematical physics and basic theory , Information theory , Semiconductors, optical and atomic physics

Research keywords (6)：誤り耐性量子計算 , 量子情報 , 量子誤り訂正 , 量子コンピュータ , 量子エレクトロニクス , トポロジカル量子符号

Research theme for competitive and other funds (2)：

2016 - 2021 The second law of thermodynamics in isolated quantum many-body systems
2013 - 2015 Proposal of novel control schemes for scalable quantum information processing

Papers (132)：

Yugo Takada, Keisuke Fujii. Improving threshold for fault-tolerant color code quantum computing by flagged weight optimization. PRX Quantum. 2024. 5. 3. 030352-1-030352-16
Kazuki Sakamoto, Hayata Morisaki, Junichi Haruna, Etsuko Itou, Keisuke Fujii, Kosuke Mitarai. End-to-end complexity for simulating the Schwinger model on quantum computers. Quantum. 2024. 8. 1474
Tatsuhiko N. Ikeda, Hideki Kono, Keisuke Fujii. Measuring Trotter error and its application to precision-guaranteed Hamiltonian simulations. Physical Review Research. 2024. 6. 3. 033285-1-033285-14
Hitomi Mori, Kosuke Mitarai, Keisuke Fujii. Efficient state preparation for multivariate Monte Carlo simulation. arXiv:2409.07336. 2024
Yutaro Akahoshi, Riki Toshio, Jun Fujisaki, Hirotaka Oshima, Shintaro Sato, Keisuke Fujii. Compilation of Trotter-Based Time Evolution for Partially Fault-Tolerant Quantum Computing Architecture. arXiv:2408.14929. 2024

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MISC (76)：

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Books (4)：

驚異の量子コンピュータ: 宇宙最強マシンへの挑戦
岩波書店 2019 ISBN:9784000296892
観測に基づく量子計算
コロナ社 2017 ISBN:4339028703
Quantum Computation with Topological Codes: From Qubit to Topological Fault-Tolerance (SpringerBriefs in Mathematical Physics Vol.8)
Springer 2015 ISBN:9789812879950
Topological protection of quantum information (in Kinki University Series on Quantum Computing Vol.9 "Physics, Mathematics, and All That Quantum Jazz ")
World Scientific 2014 ISBN:9789814602365

Lectures and oral presentations (284)：

Efficient state preparation for multivariate Monte Carlo simulation
(Theory of Quantum Computation, Communication and Cryptography2024 2024)
Probabilistic channel simulation using coherence
(Theory of Quantum Computation, Communication and Cryptography2024 2024)
量子コンピュータの現状と展望
(量子情報と原子核物理の交差点を探る 2024)
When and how we can obtain quantum advantage using early or fully-fledged fault-tolerant quantum computer
(QUEST2024 2024)
Early FTQC: closing the gap between NISQ and FTQC
(Seeking Quantum Advantage: Workshop and Conference 2024)

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Professional career (1)：

Work history (6)：

2019/04 - 現在 Osaka University Graduate School of Engineering Science Professor
2017/10 - 2019/03 Kyoto University Associate Professor
2016/04 - 2017/09 The University of Tokyo Photon Science Center Assistant Professor
2015/04 - 2016/03 Kyoto University The Hakubi Center for Advanced Research/ Graduate School of Science Assistant Professor
2013/04 - 2015/03 Kyoto University The Hakubi Center for Advanced Research/ Graduate School of Informatics Assistant Professor

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Awards (5)：

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