Kotani Takao

コタニタカオ | Kotani Takao

Affiliation and department：
Job title：教授
Homepage URL (1)： https://publons.com/researcher/2773662/takao-kotani/

Research keywords (3)： ecalj package , condensed matter physics , Quasiparticle self-consistent GW

Research theme for competitive and other funds (10)：

2022 - 2025 Spin fluctuation theory based on the extended Heisenberg model
2017 - 2020 Prediction of the phonon-related physical phenomena based on the first-principles many-body perturbation theory in the QSGW method
2016 - 2019 Building of a first-principles and many body model simulation system for serching spin-fluctuation-mediated superconducting materials
2015 - 2018 Development of van der Waals spin density functional method and application to the systems under high pressure and high external magnetic field
2013 - 2016 Structures and Metallic transition in Hydrogen under Ultra-High Pressure : Structures come out through Quasi-particle calculations for the electronic band structure

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Papers (72)：

Harutaka Saito, Katsuhiro Suzuki, Kazunori Sato, Takao Kotani. Pressure-dependent multiplet-excitation energies of α-Al₂O₃:Cr³⁺ by the first-principles method. Japanese Journal of Applied Physics. 2024. 63. 3. 032001-032001
Harutaka Saito, Katsuhiro Suzuki, Kazunori Sato, Takao Kotani. Construction of model Hamiltonians for transition-metal impurities via the quasiparticle self-consistent GW method. Physical Review B. 2023. 108. 3
Katsuhiro Suzuki, Takao Kotani, Kazunori Sato. First-principles method justifying the Dieke diagram and beyond. Physical Review Research. 2023. 5. 1
Martin Zelený, Petr Sedlák, Oleg Heczko, Hanuš Seiner, Petr Veřtát, Masao Obata, Takao Kotani, Tatsuki Oda, Ladislav Straka. Effect of electron localization in theoretical design of Ni-Mn-Ga based magnetic shape memory alloys. Materials and Design. 2021. 209
Haruki Okumura, Kazunori Sato, Takao Kotani. Nonlinear extension of the dynamical linear response of spin: Extended heisenberg model. Journal of the Physical Society of Japan. 2021. 90. 9

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MISC (52)：

Hiroshi Watanabe, Tomonori Shirakawa, Kazuhiro Seki, Hirofumi Sakakibara, Takao Kotani, Hiroaki Ikeda, Seiji Yunoki. Unified description of cuprate superconductors using a four-band d-p model (vol 3, 033157, 2021). PHYSICAL REVIEW RESEARCH. 2022. 4. 2
Y. Lee, Takao Kotani, Liqin Ke. Role of nonlocality in exchange correlation for magnetic two-dimensional van der Waals materials. Physical Review B. 2020. 101. 24
Tight-Binding Electronic Structure Calculations for Designing Mid-infrared Sensors. 2018. 193. 74-77
Kotani Takao, Ueoka Yoshiki, Kamakura Yoshinari. First-principles calculations of phonons by a dielectric function approach. Meeting Abstracts of the Physical Society of Japan. 2018. 73. 0. 2325-2325
Sakakibara Hirofumi, Jang Seung Woo, Kino Hiori, Han Myung Joon, Kuroki Kazuhiko, Kotani Takao. First-principles derivation method of interaction parameters in multi-orbital Hubbard model: comparison between mRPA and cRPA. Meeting Abstracts of the Physical Society of Japan. 2018. 73. 0. 1805-1805

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Books (1)：

Professional career (1)：

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