Katsunori Kubo

Profile Information

Affiliation: Advanced Science Research Center, Japan Atomic Energy Agency

J-GLOBAL ID: 201801001978239930
researchmap Member ID: B000301247

External link: https://asrc.jaea.go.jp/soshiki/gr/MatPhysHeavyElements/PersonalPages/kubo/index_e.html

Research Areas

Natural sciences / Magnetism, superconductivity, and strongly correlated systems /

Papers

Weyl Semimetallic State in the Rashba–Hubbard Model

Katsunori Kubo

Journal of the Physical Society of Japan, Feb 15, 2024 Peer-reviewed
Enhancement of an Effective Spin–Orbit Coupling in a Correlated Metal

Katsunori Kubo

Proceedings of the 29th International Conference on Low Temperature Physics (LT29), May 22, 2023 Peer-reviewed
Enhanced Spin–Orbit Coupling in a Correlated Metal

Katsunori Kubo

Journal of the Physical Society of Japan, Dec 15, 2022 Peer-reviewed
Destabilization of ferromagnetism by frustration and realization of a nonmagnetic Mott transition in the quarter-filled two-orbital Hubbard model

Katsunori Kubo

Physical Review B, Feb 12, 2021 Peer-reviewed
Coexistence of Superconductivity with Quadrupole Order in a \(\Gamma _{3}\) System

Katsunori Kubo

Proceedings of the International Conference on Strongly Correlated Electron Systems (SCES2019), Mar 19, 2020 Peer-reviewed
Nematic and time-reversal breaking superconductivities coexisting with quadrupole order in a Γ3 system

Katsunori Kubo

Physical Review B, 101(6), Feb 20, 2020 Peer-reviewed
Superconductivity in a multiorbital model for the Γ3 crystalline electric field state

Katsunori Kubo

AIP Advances, 8(10) 101313, Oct, 2018 Peer-reviewed
Anisotropic Superconductivity Emerging from the Orbital Degrees of Freedom in a Γ3 Non-Kramers Doublet System

Katsunori Kubo

Journal of the Physical Society of Japan, 87(7) 073701, Jul 15, 2018 Peer-reviewed
Multipole interactions of Γ3 non-Kramers doublet systems on cubic lattices

Katsunori Kubo, Takashi Hotta

Journal of Physics: Conference Series, 969 012096, Mar, 2018 Peer-reviewed
Variational Wavefunction for the Periodic Anderson Model with Onsite Correlation Factors

Kubo, Katsunori, Onishi, Hiroaki

Journal of the Physical Society of Japan, 86(1) 013701, 2017 Peer-reviewed
Influence of lattice structure on multipole interactions in Gamma(3) non-Kramers doublet systems

Kubo, Katsunori, Hotta, Takashi

Physical Review B, 95(5) 054425, 2017 Peer-reviewed
Variational Monte Carlo study of magnetic states in the periodic Anderson model

Katsunori, Kubo

Journal of Physics: Conference Series, 592(1) 012039-012039, 2015 Peer-reviewed
Lifshitz Transitions in Magnetic Phases of the Periodic Anderson Model

Kubo, Katsunori

Journal of the Physical Society of Japan, 84(9) 094702, 2015 Peer-reviewed
Itinerant-Localized Transitions in Magnetic Phases of the Periodic Anderson Model

Kubo, Katsunori

Physics Procedia, 75 214-220, 2015 Peer-reviewed
Ferromagnetic States in the Periodic Anderson Model

Katsunori, Kubo

Proceedings of the International Conference on Strongly Correlated Electron Systems (SCES2013), 3 011023, 2014 Peer-reviewed
Gutzwiller method for heavy-fermion systems under a magnetic field

Kubo, Katsunori

physica status solidi (c), 10(3) 544-548, 2013 Peer-reviewed
Ferromagnetism and Fermi surface transition in the periodic Anderson model: Second-order phase transition without symmetry breaking

Kubo, Katsunori

Physical Review B, 87(19) 195127, 2013 Peer-reviewed
Mass enhancement in an extended periodic Anderson model with valence fluctuations

Katsunori, Kubo

Journal of Physics: Conference Series, 391(1) 012159-012159, 2012 Peer-reviewed
Mass Enhancement in an Intermediate-Valent Regime of Heavy-Fermion Systems

Kubo, K

Journal of the Physical Society of Japan, 80(6) 063706, 2011 Peer-reviewed
Gutzwiller Method for an Extended Periodic Anderson Model with the c-f Coulomb Interaction

Kubo, Katsunori

Journal of the Physical Society of Japan, 80(11) 114711, 2011 Peer-reviewed

Misc.

Correlation effects on the Weyl points in the Rashba-Hubbard model

久保勝規

日本物理学会講演概要集(CD-ROM), 78(2), 2023
Induced first-order transition inside superconducting state by metamagnetism in an easy-axis magnetic field on UTe₂

常盤欣文, OPLETAL Petr, 酒井宏典, 久保勝規, 神戸振作, 山本悦嗣, 木俣基, 淡路智, 佐々木孝彦, 青木大 …

日本物理学会講演概要集(CD-ROM), 78(1), 2023
Enhancement of the effective spin-orbit coupling by the Coulomb interaction in a two-orbital Hubbard model

久保勝規

日本物理学会講演概要集(CD-ROM), 77(1), 2022
Multipole interactions for non-Kramers doublet systems

Kubo Katsunori, Hotta Takashi

Meeting Abstracts of the Physical Society of Japan, 72(1) 2282-2282, 2017
Improvement of a variational wavefunction for the periodic Anderson model

Kubo Katsunori, Onishi Hiroaki

Meeting Abstracts of the Physical Society of Japan, 71(2) 2295-2295, 2016
Variational Monte Carlo study of the magnetic states in the periodic Anderson model

Kubo Katsunori

Meeting Abstracts of the Physical Society of Japan, 69(2) 356-356, 2014
Magnetic field effect on the heavy-electron systems studied by the Gutzwiller approximation

Kubo Katsunori

Meeting Abstracts of the Physical Society of Japan, 67(2) 556-556, 2012
Study of an extended periodic Anderson model by a Gutzwiller approximation

Kubo Katsunori

Meeting Abstracts of the Physical Society of Japan, 66(1) 593-593, 2011
Effect of the Coulomb interaction between the conduction and f electrons on the mass enhancement in heavy electron systems

Kubo Katsunori

Meeting Abstracts of the Physical Society of Japan, 66(2) 536-536, 2011
25aWG-6 Ferro-orbital order and magnetism in Fe-based superconductors

Kubo Katsunori

Meeting Abstracts of the Physical Society of Japan, 65(2) 581-581, 2010
ネプツニウム酸化物の多極子秩序と揺らぎの理論研究

久保勝規

日本原子力研究開発機構JAEA-Conf, 2007
Superconductivity in eg electron systems with multi-Fermi-surface

Kubo Katsunori

Meeting Abstracts of the Physical Society of Japan, 62(2) 661-661, 2007
Study of superconductivity in a two-orbital Hubbard model on a square lattice by a fluctuation exchange approximation

Kubo Katsunori

Meeting Abstracts of the Physical Society of Japan, 62(1) 498-498, 2007
Effect of crystalline-electric-field states on emergence of superconductivity in Ce115 compounds

Kubo Katsunori, Hotta Takashi

Meeting Abstracts of the Physical Society of Japan, 61(2) 396-396, 2006
Microscopic theory of multipole ordering in f-electron systems

Kubo Katsunori

Meeting Abstracts of the Physical Society of Japan, 61(1) 576-576, 2006 Invited
Effects of orbital degeneracy on the magnetic susceptibility in paramagnetic phases

Kubo Katsunori, Hotta Takashi

Meeting Abstracts of the Physical Society of Japan, 60(2) 462-462, 2005
Microscopic theory of multipole orderings

Kubo Katsunori, Hotta Takashi

Meeting Abstracts of the Physical Society of Japan, 59(2) 579-579, 2004
Order parameter of phase IV in CexLa1-xB6

Kubo Katsunori, Kuramoto Yoshio

Meeting Abstracts of the Physical Society of Japan, 58(1) 483-483, 2003
Origin of magnetic structures in rare-earth hexaborides

Kuramoto Yoshio, Kubo Katsunori

Meeting Abstracts of the Physical Society of Japan, 57(2) 511-511, 2002
Theory of the ordered state and the excitation spectrum of NdB6

Kubo Katsunori, Kuramoto Yoshio

Meeting Abstracts of the Physical Society of Japan, 57(2) 511-511, 2002

Research Projects

強相関金属におけるスピン軌道相互作用の増強と新奇超伝導の探索

科学研究費助成事業基盤研究(C), 基盤研究(C), 日本学術振興会, Apr, 2023 - Mar, 2027

久保勝規
変分理論による重い電子状態と磁気秩序状態の競合の研究

科学研究費助成事業基盤研究 (Ｃ), Apr, 2015 - Mar, 2019

久保勝規
変分モンテカルロ法によるｆ電子系の価数揺らぎと有効質量の研究

科学研究費助成事業若手研究 (Ｂ), Apr, 2011 - Mar, 2015

久保勝規
遷移金属酸化物の電子相制御

科学研究費補助金基盤研究 (Ａ), Apr, 2010 - Mar, 2011

前川禎通
軌道自由度によって発現する特異な超伝導の理論研究

海外特別研究員, 日本学術振興会, Apr, 2008 - Mar, 2010

久保勝規
充填スクッテルダイト化合物における動的ヤーンテラー近藤効果と多極子揺らぎ超伝導

科学研究費補助金特定領域研究, 特定領域研究, 日本学術振興会, Apr, 2006 - Mar, 2008

堀田貴嗣
f電子系化合物におけるスピンと軌道の結合した揺らぎによる超伝導

科学研究費補助金若手研究 (Ｂ), 若手研究(B), 日本学術振興会, Apr, 2006 - Mar, 2008

久保勝規

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