KOIZUMI Hiroyasu

Researcher's full information

Articles
  • 20pPSA-53 The origin of the hourglass-shaped magnetic excitation spectrum in cuprates
    佐川 英弥; 秀方 遼; 小泉 裕康
    Meeting abstracts of the Physical Society of Japan/65(1)/p.576, 2010-03
  • Vibronic polarons and electric current generation by a Berry phase in cuprate superconductors
    小泉 裕康
    ''The Jahn-Teller effect'', ed. by H. Koeppel, D. R. Yarkony, and H. Barentzen, 2009-08
  • Spin Vortices in Cuprate Superconductors: Fictitious Magnetic Fields, Fictitious Electric Fields, and Persistent Current
    Hiroyasu Koizumi
    Journal of Physical Chemistry A/113/p.3997-4003, 2009-04
  • 27pVL-3 Theory for magnetic excitation spectra of cuprates based on spin vortex structures
    小泉 裕康
    Meeting abstracts of the Physical Society of Japan/64(1)/p.564, 2009-03
  • Low Energy Loop Current Excitations in a Mott Insulator
    Hiroyasu Koizumi
    Journal of Physics and Chemistry in Solids/69/pp.3345-3348, 2008-12
  • Appearance of a Drude-Like Peak from Spin-Wave Excitations in the Effectively Half-Filled Mott Insulator
    Koizumi Hiroyasu
    JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN/77(12)/pp.0-0, 2008-12
  • Spin-Wave Excitations in Effectively Half-Filled Mott Insulators(Condensed matter: electronic structure and electrical, magnetic, and optical properties)
    KOIZUMI Hiroyasu
    Journal of the Physical Society of Japan/77(10)/pp.0-1, 2008-10
  • Spin-Wave Excitations in Effectively Half-Filled Mott Insulators
    Koizumi Hiroyasu
    JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN/77(10)/pp.0-0, 2008-10
  • Two-Copper-Atom Units Induce a Pseudo Jahn-Teller Polaron in Hole-Doped Cuprate Superconductors(Condensed matter: electronic structure and electrical, magnetic, and optical properties)
    MIYAKI Satoru; MAKOSHI Kenji; KOIZUMI Hiroyasu
    Journal of the Physical Society of Japan/77(3)/pp.0-1, 2008-03
  • Loop Current Excitations in Effectively Half-Filled Mott Insulators(Condensed matter: electronic structure and electrical, magnetic, and optical properties)
    KOIZUMI Hiroyasu
    Journal of the Physical Society of Japan/77(3)/pp.0-1, 2008-03
  • Two-copper-atom units induce a pseudo Jahn-Teller polaron in hole-doped cuprate superconductors
    Miyaki Satoru; Makoshi Kenji; Koizumi Hiroyasu
    JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN/77(3)/pp.0-0, 2008-03
  • Spin-wave excitations in effectively half-filled Mott insulators
    Hiroyasu Koizumi
    Journal of Physical Society of Japan/77/p.104704, 2008-01
  • What is the role of strong hole-lattice interaction in the hole-doped cuprate superconductivity?
    Hiroyasu Koizumi
    Journal of Physics: conference series/108/p.012031, 2008-01
  • The origin of the Fermi arc in cuprates.
    H.Koizumi
    PHYSICA C-SUPERCONDUCTIVITY AND ITS APPLICATIONS/460(Part 2)/pp.898-899, 2007-09
  • Current flow around small polarons embedded in a Mott insulator
    Koizumi Hiroyasu
    JOURNAL OF MOLECULAR STRUCTURE/838(1-3:::Sp. Iss. SI)/pp.211-215, 2007-07
  • 24pZG-11 Study of the excited state in La_<2-x>Ba_xCuO_4 by cluster calculations
    宮木 智; 小泉 裕康; 馬越 健次
    Meeting abstracts of the Physical Society of Japan/61(2)/p.469, 2006-08
  • 27pUE-4 Local electronic states and Lattice instability in La_<2-x>Ba_xCuO_4
    宮木 智; 小泉 裕康; 馬越 健次
    Meeting abstracts of the Physical Society of Japan/61(1)/p.562, 2006-03
  • 27pUE-16 Persistent Current Generation by Merons
    小泉 裕康
    Meeting abstracts of the Physical Society of Japan/61(1)/p.565, 2006-03
  • 19pYJ-9 Merons in the pseudogap phase of the cuprates
    小泉 裕康
    Meeting abstracts of the Physical Society of Japan/60(2)/p.392, 2005-08
  • 19pYJ-17 Local lattice instability and Antiferromagnetic superexchange interaction in La_<2-x>Ba_xCu_O_4
    宮木 智; 小泉 裕康; 馬越 健次
    Meeting abstracts of the Physical Society of Japan/60(2)/p.393, 2005-08
  • 25aWL-12 Local electronic states and Lattice instability in La_<2-x>Ba_xCuO_4
    宮木 智; 小泉 裕康; 馬越 健次
    Meeting abstracts of the Physical Society of Japan/60(1)/p.522, 2005-03
  • Molecular orbital cluster calculation study of electron correlation and local lattice instability in La2-2xSr1+2xMn2O7
    Miyaki S; Uzuhara S; Terada K; Makoshi K; Koizumi H
    PHYSICAL REVIEW B/71(8)/pp.0-0, 2005-02
  • 15aRC-2 The coexistence of the polaron formation and the metallic conductivity in the bilayer manganite
    宮木 智; 小泉 裕康; 馬越 健次
    Meeting abstracts of the Physical Society of Japan/59(2)/p.575, 2004-08
  • 28aXA-2 Theory of Evolution of Superconductivity State from Pseudogap State.
    小泉 裕康
    Meeting abstracts of the Physical Society of Japan/59(1)/p.541, 2004-03
  • 28pXA-16 Electronic state of bilayer manganese oxide
    寺田 和人; 馬越 健次; 島 信幸; 小泉 裕康; 宮木 智
    Meeting abstracts of the Physical Society of Japan/59(1)/p.584, 2004-03
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