YUASA Kazuya

ユアサカズヤ | YUASA Kazuya

Affiliation and department：
Job title： Professor
Homepage URL (1)： https://yuasa.w.waseda.jp/

Research field (2)： Mathematical physics and basic theory , Semiconductors, optical and atomic physics

Research keywords (22)： Superconductor , Bose-Einstein Condensation , Quantum Zeno Effect , 量子ゼノン効果 , 超伝導 , ボース凝縮 , 光物性 , 表面物理 , Quantum Measurement , 量子観測 , Quantum Field Theory , Open Quantum Systems , Control of Quantum Systems , Quantum Coherence , Quantum Information , Foundations of Quantum Mechanics , 場の量子論 , 量子開放系 , 量子系制御 , 量子コヒーレンス , 量子情報 , 量子論基礎

Research theme for competitive and other funds (5)：

2018 - 2024 Quantum Measurement and Quantum Control: From Quantum Information Technologies to Foundations of Statistical Mechanics
2014 - 2018 Quantum Measurement for the Foundations of Statisitical Mechanics and Quantum Information
2009 - 2013 Quantum Coherence and Quantum Measurement
2006 - 2007 Control of Quantum Coherence and Its Application to Quantum Information
1998 - 2001 Stochastic Quantization Methods Making Use of Integral Kernels

Papers (94)：

Kenta Koshihara, Kazuya Yuasa. Quantum Ergotropy and Quantum Feedback Control. Physical Review E. 2023. 107. 6. 064109
Kenta Koshihara, Kazuya Yuasa. Necessity of Feedback Control for the Quantum Maxwell Demon in a Finite-Time Steady Feedback Cycle. Physical Review E. 2022. 106. 2. 024134
Alexander Hahn, Daniel Burgarth, Kazuya Yuasa. Unification of Random Dynamical Decoupling and the Quantum Zeno Effect. New Journal of Physics. 2022. 24. 6. 063027
Daniel Burgarth, Paolo Facchi, Giovanni Gramegna, Kazuya Yuasa. One bound to rule them all: from Adiabatic to Zeno. Quantum. 2022. 6. 737
Daniel Burgarth, Paolo Facchi, Hiromichi Nakazato, Saverio Pascazio, Kazuya Yuasa. Kolmogorov-Arnold-Moser Stability for Conserved Quantities in Finite-Dimensional Quantum Systems. Physical Review Letters. 2021. 126. 15. 150401

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MISC (17)：

Takaaki Monnai, Mauro Iazzi, Kazuya Yuasa. Spontaneous Symmetry Breaking via Measurement: From Bose-Einstein Condensates to Josephson Effect. arXiv:1405.1099 [quant-ph]. 2014
Kazuya Yuasa. マクロ状態と量子測定. 数理科学 2012年3月号「量子を操る」. 2012. 585. 3. 14-20
Kazuya Yuasa. 観測による量子系制御. 数理科学 2009年2月号「発展する量子力学」. 2009. 548. 2. 35-40
Projection Operator Method for Irreversible Dynamics of Open Quantum Systems Revisited(Thermal Quantum Field Theories and Their Applications). Soryushiron Kenkyu Electronics. 2006. 114. 3. C107-C114
Yuasa K., Tasaki S., Facchi P., Kimura G., Nakazato H., Ohba I., Pascazio S. Projection Operator Method for Open Quantum Systems Revisited(Fundamental Problems and Applications of Quantum Field Theory). Soryushiron Kenkyu Electronics. 2006. 113. 1. A15

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Lectures and oral presentations (47)：

Estimation of Parameters in a Qubit Channel via Sequential Measurements
(Meeting Abstracts of the Physical Society of Japan 2016)
Quantum fluctuation theorem in nonequilibrium steady state: analysis with solvable model
(Meeting Abstracts of the Physical Society of Japan 2016)
Quantum State Tomography Enhanced by Quantum Multiple Scattering
(Meeting Abstracts of the Physical Society of Japan 2016)
Estimation of Parameters in a Qubit Channel with the Help of Entanglement with an Ancilla Qubit
(Meeting Abstracts of the Physical Society of Japan 2016)
21pAN-3 Optimal Multimode Pure Gaussian State for Quantum Metrology of Optical Phase Shift
(Meeting Abstracts of the Physical Society of Japan 2015)

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Professional career (1)：

Doctor of Science (Waseda University)

Work history (8)：

2013 - 現在 Department of Physics, Waseda University, Tokyo Professor
2012 - 2013 Department of Physics, Waseda University, Tokyo Associate Professor
2007 - 2012 Waseda Institute for Advanced Study, Waseda University, Tokyo Associate Professor
2007 - 2007 Dipartimento di Fisica, Università degli Studi di Bari, Italy Postdoc Researcher
2006 - 2007 Research Center for Information Security, National Institute of Advanced Industrial Science and Technology (AIST), Tokyo Research Scientist

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