Takao Kotani / 小谷岳生

About Takao Kotani / 小谷岳生

Takao Kotani / 小谷岳生, With an exceptional h-index of 36 and a recent h-index of 22 (since 2020), a distinguished researcher at Tottori University, specializes in the field of electronic structure, material science, GW approximation, quasiparticle self-consistent GW, ecalj package.

His recent articles reflect a diverse array of research interests and contributions to the field:

Pressure-dependent multiplet-excitation energies of α-Al 2 O 3: Cr 3+ by the first-principles method

Construction of model Hamiltonians for transition-metal impurities via the quasiparticle self-consistent method

Monte Carlo study of cuprate superconductors in a four-band model: role of orbital degrees of freedom

Intrinsic instability to martensite phases in ferromagnetic shape memory alloy : Quasiparticle self-consistent investigation

First-principles method justifying the Dieke diagram and beyond

Construction of model Hamiltonians for the transition-metal impurities via the QSGW method

Quasiparticle Self-Consistent GW Analysis of Excited States and Model Construction of 3d2 Luminescent Centers in α-Aluminum Oxide

Bond-length distributions in ionically bonded materials with decomposition by coordination environment

Takao Kotani / 小谷岳生 Information

University

Position

___

Citations(all)

6435

Citations(since 2020)

2110

Cited By

5199

hIndex(all)

36

hIndex(since 2020)

22

i10Index(all)

61

i10Index(since 2020)

39

Email

University Profile Page

Google Scholar

Takao Kotani / 小谷岳生 Skills & Research Interests

electronic structure

material science

GW approximation

quasiparticle self-consistent GW

ecalj package

Top articles of Takao Kotani / 小谷岳生

Title

Journal

Author(s)

Publication Date

Pressure-dependent multiplet-excitation energies of α-Al 2 O 3: Cr 3+ by the first-principles method

Japanese Journal of Applied Physics

Harutaka Saito

Katsuhiro Suzuki

Kazunori SATO

Takao Kotani

2024/2/6

Construction of model Hamiltonians for transition-metal impurities via the quasiparticle self-consistent method

Physical Review B

Harutaka Saito

Katsuhiro Suzuki

Kazunori Sato

Takao Kotani

2023/7/24

Monte Carlo study of cuprate superconductors in a four-band model: role of orbital degrees of freedom

Journal of Physics: Condensed Matter

Hiroshi Watanabe

Tomonori Shirakawa

Kazuhiro Seki

Hirofumi Sakakibara

Takao Kotani

...

2023/3/14

Intrinsic instability to martensite phases in ferromagnetic shape memory alloy : Quasiparticle self-consistent investigation

Physical Review Materials

Masao Obata

Takao Kotani

Tatsuki Oda

2023/2/21

First-principles method justifying the Dieke diagram and beyond

Physical Review Research

Katsuhiro Suzuki

Takao Kotani

Kazunori Sato

2023/2/14

Construction of model Hamiltonians for the transition-metal impurities via the QSGW method

Harutaka Saito

Katsuhiro Suzuki

Kazunori Sato

Takao Kotani

2023/2/8

Quasiparticle Self-Consistent GW Analysis of Excited States and Model Construction of 3d2 Luminescent Centers in α-Aluminum Oxide

Materials transactions

Harutaka Saito

Katsuhiro Suzuki

Kazunori Sato

Takao Kotani

2023/9/1

Bond-length distributions in ionically bonded materials with decomposition by coordination environment

Journal of Applied Crystallography

Motonari Sawada

Ryoga Iwamoto

Takao Kotani

Hirofumi Sakakibara

2022/10/1

Model analysis of multiplet excitation of RE ions using QSGW

APS March Meeting Abstracts

Katsuhiro Suzuki

Hirofumi Sakakibara

Takao Kotani

Kazunori Sato

2022

Non-linear extension of the dynamical linear response of spins; extended Heisenberg model

https://journals.jps.jp/doi/10.7566/JPSJ.90.094710

Haruki Okumura

Kazunori Sato

Takao Kotani

2021/5/7

電子系励起状態の第一原理計算: QSGW 法と応用の可能性

Ceramics Japan= セラミックス: bulletin of the Ceramic Society of Japan

小谷岳生

2021

Spin-wave dispersion of Co2Mn1-xFexSi based on the quasi-particle self-consistent GW calculation

APS March Meeting Abstracts

Haruki Okumura

Kazunori Sato

Katsuhiro Suzuki

Takao Kotani

2021

Effect of electron localization in theoretical design of Ni-Mn-Ga based magnetic shape memory alloys

Materials & Design

Martin Zelený

Petr Sedlák

Oleg Heczko

Hanuš Seiner

Petr Veřtát

...

2021/11/1

Unified description of cuprate superconductors using a four-band model

Physical Review Research

Hiroshi Watanabe

Tomonori Shirakawa

Kazuhiro Seki

Hirofumi Sakakibara

Takao Kotani

...

2021/8/13

Bond-length distributions classified by coordination environments

arXiv preprint arXiv:2105.04085

Motonari Sawada

Ryoga Iwamoto

Takao Kotani

Hirofumi Sakakibara

2021/5/10

Quasiparticle self-consistent GW analysis in iron-based superconductors

Bulletin of the American Physical Society

Katsuhiro Suzuki

Taishi Ogura

Hirofumi Sakakibara

Takao Kotani

Hiroaki Ikeda

2020/3/2

Role of nonlocality in exchange correlation for magnetic two-dimensional van der Waals materials

Physical Review B

Yongbin Lee

Takao Kotani

Liqin Ke

2020/6/5

Spin-wave dispersion of Cu2MnAl, Ni2MnSn, and Pd2MnSn based on quasi-particle self-consistent GW method

Bulletin of the American Physical Society

Haruki Okumura

Kazunori Sato

Takao Kotani

2020/3/2

Finite electric-field approach to evaluate the vertex correction for the screened Coulomb interaction in the quasiparticle self-consistent method

Physical Review B

Hirofumi Sakakibara

Takao Kotani

Masao Obata

Tatsuki Oda

2020/5/15

PMT 混合基底関数法に基づいた新しい有効模型導出

榊原寛史, 小谷岳生

2020

See List of Professors in Takao Kotani / 小谷岳生 University(Tottori University)