Rchr
J-GLOBAL ID：200901052902411850
Update date: Jan. 31, 2024
Koga Akihisa
コガ アキヒサ | Koga Akihisa
Affiliation and department：
Job title：
Associate Professor
Homepage URL (2)：
http://www.stat.phys.titech.ac.jp/~koga/
,
http://www.stat.phys.titech.ac.jp/~koga/index-e.html
Research field (1)：
Magnetism, superconductivity, and strongly correlated systems
Research keywords (1)：
強相関電子系
Research theme for competitive and other funds (11)：
- 2022 - 2027 マヨラナ粒子を活用したスピン流の制御機構の探求
- 2021 - 2024 キタエフ模型に基づく新奇デバイスの理論的提案
- 2019 - 2024 Physics of hypermaterials and the search for hidden orders
- 2017 - 2023 準周期系における非従来型強相関超伝導:非摂動論的アプローチによる解析
- 2018 - 2021 Electronic Theory for High-Performance Rare Earth Permanent Magnets
- 2016 - 2018 準周期構造を持つ重い電子系における価数転移
- 2013 - 2017 Unperturbed approach to strongly correlated superconductivity: inhomogenity and frequency dependence
- 2008 - 2011 Strong correlations in the fermionic system with confining potential
- 2005 - 2007 軌道依存型モット転移近傍における強相関効果
- 2003 - 2005 Electron Correlation Effects in Frustrated Itinerant Electron Systems
- 1999 - 2000 低次元量子スピン系における量子相転移と臨界現象
Show all
Papers (155)：
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Kaito Mizukami, Akihisa Koga. Quantum algorithm for the microcanonical thermal pure quantum state method. Physical Review A. 2023
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Akihiro Hashimoto, Yuta Murakami, Akihisa Koga. Majorana gap formation in the anisotropic Kitaev model with ordered flux configuration. Physical Review B. 2023
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Hirokazu Taguchi, Akihisa Koga, Yuta Murakami, Joji Nasu, Hiroki Tsuchiura. Field-direction Dependence of Majorana-mediated Spin Transport. Proceedings of the 29th International Conference on Low Temperature Physics (LT29). 2023
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Hiroki Iijima, Yuta Murakami, Akihisa Koga. Optical Response of the Tightbinding Model on the Fibonacci Chain. Journal of the Physical Society of Japan. 2022
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Yuta Murakami, Kento Uchida, Akihisa Koga, Koichiro Tanaka, Philipp Werner. Anomalous Temperature Dependence of High-Harmonic Generation in Mott Insulators. Physical Review Letters. 2022. 129. 15
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MISC (123)：
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Nayuta Takemori, Akihisa Koga, Hartmut Hafermann. Intersite electron correlations on inhomogeneous lattices: a real-space dual fermion approach. TMU INTERNATIONAL SYMPOSIUM ON NEW QUANTUM PHASES EMERGING FROM NOVEL CRYSTAL STRUCTURE. 2018. 683
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酒井志朗, 竹森那由多, 古賀昌久, 有田亮太郎. ペンローズ格子上の超伝導の理論研究. 日本物理学会講演概要集(CD-ROM). 2017. 72. 1
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Commensurate Supersolid State of Bosonic Systems on Layerd Triangular Lattices. 2014. 49. 12. 681-686
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Takemori Nayuta, Koga Akihisa. 8pPSA-16 Development of numerical method for quasi-periodic system. Meeting abstracts of the Physical Society of Japan. 2014. 69. 2. 136-136
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Takemura Shinichi, Takemori Nayuta, Koga Akihisa. 8aBK-11 Analysis of an extended periodic Anderson model in quasiperiodic system. Meeting abstracts of the Physical Society of Japan. 2014. 69. 2. 356-356
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Education (4)：
- 1997 - 2001 Osaka University Graduate School of Engineering
- - 2000 Osaka University Graduate School, Division of Engineering
- 1993 - 1997 Osaka University School of Engineering
- - 1996 Osaka University Faculty of Engineering
Professional career (1)：
- Doctor (Engineering) (Osaka University)
Work history (6)：
Awards (3)：
- 2012/03 - 日本物理学会 第6回 若手奨励賞(領域8)
- 2008/11 - 第3回凝縮系科学賞
- 2002/02 - 第18回井上研究奨励賞
Association Membership(s) (2)：
Physical Society of Japan
, 日本物理学会
