Koizumi Hiroyasu


Koizumi Hiroyasu

J-GLOBAL         Last updated: Sep 5, 2019 at 02:41
 
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Name
Koizumi Hiroyasu
Affiliation
University of Tsukuba
Section
Center for Computational Sciences
Job title
Associate Professor

Published Papers

 
Supercurrent Generation by Spin-Twisting Itinerant Motion of Electrons
小泉,裕康
Journal of Superconductivity and Novel Magnetism      Jan 2019   [Refereed]
Magnetic field induced charge order in cuprate superconductors: an explanation by spin-vortex-induced loop currents
小泉,裕康
J. Phys.: Conf. Ser.   1148 012009-1-012009-10   Dec 2018   [Refereed]
Wakaura, Hikaru;Koizumi, Hiroyasu
J. Phys. Commun.   1(5) 055013   Jan 2018   [Refereed]
The spin-vortex-induced loop current (SVILC) is a nano-sized loop current predicted to exist in the CuO2 plane in the bulk of hole-doped cuprate superconductors. It is a persistent loop current protected by the topological winding number associate...
Koizumi, Hiroyasu
JOURNAL OF SUPERCONDUCTIVITY AND NOVEL MAGNETISM   30(12) 3345-3349   Dec 2017   [Refereed]

Books etc

 
応用物理
小泉,裕康 (Part:Contributor, ベリー位相:ディラックモノポール様特異点の出現から、スピン渦誘起ループ電流の生成まで)
Apr 2014   
Microcluster Physics
S., Sugano;H., Koizumi
Springer-Verlag   Jan 1998   
新しい配位子場の科学
小泉, 裕康
講談社   Jan 1998   
The geometric phase in quantum systems
A., Bohm;A;Mostafazadeh;Q., Niu;J., Zwanziger;+小泉, 裕康
Springer-Verlag   Jan 2003   

Conference Activities & Talks

 
Magnetic field induced charge order in cuprate superconductors: an explanation by spin-vortex-induced loop currents
Manabe, Daichi; Koizumi, Hiroyasu
24th International Symposium on the Jahn-Teller Effect - Electron-Vibration Phenomena in Molecules and Solids - Symmetry Breaking and Beyond   24 Jun 2018   
Flux rule,U(1)インスタントン、超伝導
小泉,裕康
日本物理学会第73回年次大会   22 Mar 2018   
An effort toward fullyfault-tolerant quantum computing [Invited]
Koizumi,Hiroyasu
CCS-LBNLWorkshop   5 Mar 2018   
小泉裕康、"磁場誘起電荷秩序とフェルミー面の再構成についての理論的考察
小泉,裕康
高温超伝導フォーラム第5回会合   24 Sep 2017   
U(1)インスタントン形成による超伝導の発現と電圧の量子化
小泉,裕康
日本物理 学会秋季大会   21 Sep 2017   

Research Grants & Projects

 
Theory of high Theory of high temperature superconductivity and strongly correlated system
Delta ITP: Delta ITP funds
Project Year: Apr 2016 - Oct 2016    Investigator(s): Hiroyasu Koizumi

Patents

 
US9,224,099 B2 : Quantum Computer
Koizumi,Hiroyasu
Quantum computers using spin-vortex induced loop currents as qubits.
2010-142978 : 量子コンピューター
小泉裕康
PCT/JP2011/063881 : 量子コンピューター
小泉裕康