Shiro Sakai

(酒井志朗)

Profile Information

Affiliation: Associate Professor, Faculty of Science and Technology Department of Engineering and Applied Sciences, Sophia University

Researcher number: 80506733
ORCID ID: https://orcid.org/0000-0001-5495-3884
J-GLOBAL ID: 202501006436463317
researchmap Member ID: R000083037

Papers

Nonlocal correlations induced by Hund's coupling: A cluster DMFT study

Shiro Sakai

Physical Review B, Jun 5, 2015
Doping Evolution of the Electron–Hole Asymmetric s-Wave Pseudogap in Underdoped High-Tc Cuprate Superconductors

Shiro Sakai

Proceedings of the International Conference on Strongly Correlated Electron Systems (SCES2013), Jun 16, 2014
Multiorbital cluster dynamical mean-field theory with an improved continuous-time quantum Monte Carlo algorithm

Shiro Sakai

Physical Review B, May 30, 2014
GWcalculation of plasmon excitations in the quasi-one-dimensional organic compound (TMTSF)2PF6

Shiro Sakai

Physical Review B, Sep 19, 2013
Raman-Scattering Measurements and Theory of the Energy-Momentum Spectrum for UnderdopedBi2Sr2CaCuO8+δSuperconductors: Evidence of ans-Wave Structure for the Pseudogap

Shiro Sakai

Physical Review Letters, Sep 3, 2013
Theory of Pseudogap in Underdoped Cuprates

Shiro Sakai

Journal of Physics: Conference Series, Jul 17, 2013
Effective on-site interaction for dynamical mean-field theory

Shiro Sakai

Physical Review B, Aug 14, 2012
Cluster-size dependence in cellular dynamical mean-field theory

Shiro Sakai

Physical Review B, Jan 4, 2012
Theory of pseudogap and superconductivity in doped Mott insulators

Shiro Sakai

Annalen der Physik, Aug 26, 2011
Doped high-Tccuprate superconductors elucidated in the light of zeros and poles of the electronic Green’s function

Shiro Sakai

Physical Review B, Oct 4, 2010
Dichotomy between Large Local and Small Ordered Magnetic Moments in Iron-Based Superconductors

Shiro Sakai

Physical Review Letters, May 14, 2010
Roles of zeros of the Green function in Fermi arc and non-Fermi liquid in the two-dimensional Hubbard model

Shiro Sakai

Physica B: Condensed Matter, Oct, 2009
Evolution of Electronic Structure of Doped Mott Insulators: Reconstruction of Poles and Zeros of Green’s Function

Shiro Sakai

Physical Review Letters, Feb 4, 2009
Itinerant Ferromagnetism in the Multiorbital Hubbard Model: A Dynamical Mean-Field Study

Shiro Sakai

Physical Review Letters, Nov 20, 2007
Quantum Monte Carlo study for multiorbital systems with preserved spin and orbital rotational symmetries

Shiro Sakai

Physical Review B, Oct 4, 2006
Application of the perturbation series expansion quantum Monte Carlo method to multiorbital systems having Hund's coupling

Shiro Sakai

Physica B: Condensed Matter, May, 2006
Superconductivity in multi-orbital systems: A dynamical mean Monte Carlo study

Shiro Sakai

Physica B: Condensed Matter, Apr, 2005
Numerical algorithm for the double-orbital Hubbard model: Hund-coupled pairing symmetry in the doped case

Shiro Sakai

Physical Review B, Nov 16, 2004

Research Projects

超均質非周期物質：膨大な構造自由度の制御による機能開拓

科学研究費助成事業, 日本学術振興会, Apr, 2025 - Mar, 2028

酒井志朗, 竹森那由多, 杉本貴則, STELLHORN JENSRUEDIGER
Hyperuniform Aperiodic Materials: Pioneering Functions through Control of Vast Potential Structural Degrees of Freedom

Grants-in-Aid for Scientific Research, Japan Society for the Promotion of Science, Apr, 2025 - Mar, 2028
数値シミュレーションによる新しい超均質非周期物質相の探索

科学研究費助成事業, 日本学術振興会, Apr, 2025 - Mar, 2028

酒井志朗, 古賀昌久
Development of a method to calculate the spectral function for strongly correlated electron systems using hidden-layer fermion degrees of freedom

Grants-in-Aid for Scientific Research, Japan Society for the Promotion of Science, Apr, 2023 - Mar, 2025
Study of correlated metals in quasicrystals

Grants-in-Aid for Scientific Research, Japan Society for the Promotion of Science, Apr, 2022 - Mar, 2024

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