論文
 

Measuring Sr2RuO4 down to 0.5 K with a Commercial SQUID Magnetometer Combined with 3He Refrigeration
[N. Shirakawa et al.: To be published in J. Magn. Magn. Mater. [PDF]]

Lattice distortions and stripes in the underdoped region of high-Tc cuprates
[T. Yanagisawa: J. Phys. A: Math. Gen. 36, 9337 (2003)]

Superconductivity in Sr2RuO4 Mediated from Coulomb Scattering
[S. Koikegami, Y. Yoshida and T. Yanagisawa: Phys. Rev. B67, 134517 (2003) [PDF]]

Lattice distortions, incommensurability and stripes in high-Tc cuprates
[T. Yanagisawa, M. Miyazaki, S. Koike, S. Koikegami, and K. Yamaji: Phys. Rev. B67, 132408 (2003) [PDF]]

Fermi Surface of 3d1 Perovskite CaVO3 near the Mott Transition
[I.H. Inoue, C. Bergemann, I. Hase, and S.R. Julian: Physical Review Letters 88, 236403 (2002)]

Possible coexistence of superconductivity and static SDW stripes in the two-dimensional Hubbard model
[Mitake Miyazaki, Kunihiko Yamaji, Takashi Yanagisawa: J. Phys. Chem. Solids 63, 1403-1407 (2002)]

Stripes and superconductivity in high-Tc superconductors
[T. Yanagisawa, Soh Koike, Mitake Miyazaki, Kunihiko Yamaji: J. Phys. Chem. Solids 63, 1379-1383 (2002)]

Bulk single-crystal growth of strontium ruthenates by a floating-zone method
[S.I. Ikeda, U. Azuma, N. Shirakawa, Y. Nishihara and Y. Maeno: J. Crystal Growth 237-239, 787 (2002)]

Electronic structure of superconducting compounds h-ZrRuX (X=P,As,Si)
[Izumi Hase: Phys. Rev. B65, 174507 (2002)]

The synthesis and basic physical properties of a layered molybdenum perovskite Sr2MoO4
[N. Shirakawa and S.I. Ikeda: Physica C 364, 309 (2001)]

The pressure dependence of magnetization of layered perovskite oxides with 4d-electron metal
[S.I. Ikeda, N. Shirakawa, S. Koiwai, A. Uchida, M. Kosaka, Y. Uwatoko: Physica C 364, 376 (2001)]

Disorder-induced vortex-phase transition and its evolution with oxygen doping in Bi1.7Pb0.3Sr2CaCu2Oy crystals
[Y. Yamaguchi, N. Shirakawa, G. Rajaram, K. Oka, A. Mumtaz, H. Obara, T. Nakagawa, and H. Bando: Physica C361, 244 (2001)]

Stripe formation in High-Tc superconductors
[T. Yanagisawa, S. Koike, M. Miyazaki and K. Yamaji: J. Phys. Condensed Matter 14 (2002) 21] [ PDF]

  • The incommensurability is proportional to the hole density as suggested by neutron scattering measurements in the under-doped metallic region.

    Magnetic Field-Tuned Quantum Criticality in the Metallic Ruthenate Sr3Ru2O7
    [S.A.Grigera, R.S.Berry, A.J.Schofield, M.Chiao, S.R.Julian, G.G.Lonzarich, S.Ikeda, Y.Maeno, A.J.Millis, A.P.Mackenzie: Science 294, 329 (2001).]

    Origin of superconductivity and determination of pairing symmetry exactly in the weak coupling limit for the three-band d-p model
    [S. Koikegami and T. Yanagisawa: J. Phys. Soc. Jpn. 70 (2001) 3499; 71 (2002) 671 (E)]

    Possible coexistence of superconductivity and static SDW stripes in the two-dimensional Hubbard model
    [M. Miyazaki, K. Yamaji and T. Yanagisawa: J. Phys. Chem. Solids 63, 1403 (2002)]

    Stripes and superconductivity in high-Tc superconductors
    [T. Yanagisawa, S. Koike, M. Miyazaki and K. Yamaji: J. Phys. Chem. Solids 63, 1379 (2002)] (ISSP 2001 Kashiwa)

    de Haas-van Alphen Effect in the Two-Dimensional and Quasi-Two-Dimensional Systems
    [K. Kishigi and Y. Hasegawa: Phys. Rev. B65, 205405 (2002). ]

    Vortex creep characteristics via magnetic relaxation of Bi2Sr2CaCu2O9+x crystals
    [Y. Yamaguchi, G. Rajaram, N. Shirakawa, A. Mumtaz, H. Obara, T. Nakagawa, and H. Bando: Physica C361, 303 (2001)]

    Ground state of the three-band Hubbard model
    [T. Yanagisawa, S. Koike and K. Yamaji: Phys. Rev. B64, 184509 (2001)]

    Anisotropic optical conductivity in NdCeCuO thin films
    [T. Yanagisawa, S. Koikegami, H. Shibata, S. Kashiwaya, et al.: J. Phys. Soc. Jpn. 70 (2001) 2833.] [PDF]

    Theory of anomalous band nesting in MgB2.
    [I. Hase and K. Yamaji: J. Phys. Soc. Jpn. 70 (2001) 2376.]

    Two-Band Type Superconducting Instability in MgB2.
    [K. Yamaji: J. Phys. Soc. Jpn. 70 (2001) 1476.]

    An Improved Method for Obtaining Single-Phase Sr2MoO4 under Controlled Ultralow Oxygen Partial Pressure
    [N. Shirakawa et al.: Jpn. J. Appl. Phys. 40 (2001) 741.]

    4-th position in GFLOPS TACC Ranking (May)
    (Our original programs mark 20GFLOPS as the mean value.)
    (*TACC= Tsukuba Advanced Computing Center)

    Variational Monte Carlo study on the superconductivity in the two-dimensional Hubbard model
    [K. Yamaji, T. Yanagisawa, T. Nakanishi, S. Koike: Physics C304, 225]

    Papers of Condensed-Matter Theory Group

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      Condensed Matter Physics Group: Nanoelectronics Research Institute