Yoshioka Hideo YOSHIOKA Hideo

ID:1000040252225

Department of Physics, Nara Women's University (2007年 CiNii収録論文より)

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Articles:  1-20 of 38

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  • Charge-Ordered State versus Dimer-Mott Insulator at Finite Temperatures

    YOSHIOKA Hideo , TSUCHIIZU Masahisa , SEO Hitoshi

    We theoretically investigate the competition between charge-ordered state and Mott insulating state at finite temperatures in quarter-filled quasi-one-dimensional electron systems, by studying dimeriz …

    Journal of the Physical Society of Japan 76(10), "103701-1"-"103701-4", 2007-10-15

    References (30)

  • Theoretical Aspects of Charge Ordering in Molecular Conductors

    SEO Hitoshi , MERINO Jaime , YOSHIOKA Hideo , OGATA Masao

    Theoretical studies on charge ordering phenomena in quarter-filled molecular (organic) conductors are reviewed. Extended Hubbard models including not only the on-site but also the inter-site Coulomb r …

    Journal of the Physical Society of Japan 75(5), "51009-1"-"51009-20", 2006-05-15

    J-STAGE  References (207) Cited by (2)

  • Knight Shift and Nuclear Spin Relaxation Rate in a Charge-Ordered State of the One-Dimensional Extended Hubbard Model at Quarter Filling

    YOSHIOKA Hideo

    We investigate Knight shift and nuclear spin relaxation rate in a charge-ordered state of the one-dimensional extended Hubbard model with a quarter-filled band by using RPA around the mean-field solut …

    Journal of the Physical Society of Japan 75(3), "34703-1"-"34703-7", 2006-03-15

    J-STAGE  References (23) Cited by (1)

  • Novel Field-induced Magnetic Transitions of GdMn_2Ge_2

    WADA Hirofumi , YOSHIOKA Hironori , GOTO Tsuneaki , KOYAMA Keiichi , WATANABE Kazuo

    Magnetization curves were measured for GdMn_2Ge_2 single crystals, which show a first-order magnetic transition from a ferrimagnetic state to an antiferromagnetic state at T_1 = 95 K. The field-induce …

    Journal of the Physical Society of Japan 72(12), 3197-3203, 2003-12-15

    References (11)

  • Spin Excitation in Nano-Graphite Ribbons with Zigzag Edges

    YOSHIOKA Hideo

    Spin excitation in a nano-graphite ribbon with zigzag edges is investigated theoretically. Due to the strongly localized nature of the states near the Fermi energy, the effective Hamiltonian for the l …

    Journal of the Physical Society of Japan 72(9), 2145-2148, 2003-09-15

    References (14)

  • Tomonaga-Luttinger-Liquid Theory of Metallic Carbon Nanotubes with Open Boundaries

    YOSHIOKA Hideo , OKAMURA Yoko

    Tomonaga-Luttinger-liquid theory is formulated for metallic carbon nanotubes with open boundaries. Both cases of single- and multi-wall nanotubes are discussed. Based on this theory, spatial variation …

    Journal of the Physical Society of Japan 71(10), 2512-2519, 2002-10-15

    J-STAGE  References (20) Cited by (1)

  • Magnetic Fluctuations in a Charge-Ordered State of the One-Dimensional Extended Hubbard Model with a Half-Filled Band

    YOSHIOKA Hideo

    Magnetic properties in a charge-ordered state are examined for the extended Hubbard model at half-filling. Magnetic excitations, magnetic susceptibilities and a nuclear spin relaxation rate are calcul …

    Journal of the Physical Society of Japan 71(8), 1812-1815, 2002-08-15

    J-STAGE  References (25)

  • Crossover from Quarter-Filling to Half-Filling in a One-Dimensional Electron System with a Dinierized and Quarter-Filled Band

    TSUCHIIZU Masahisa , YOSHIOKA Hideo , SUZUMURA Yoshikazu

    The interplay between quarter-filled and half-filled umklapp scattering has been examined by applying the renormalization group method to a one-dimensional quarter-filled electron system with dimeriza …

    Journal of the Physical Society of Japan 70(6), 1460-1463, 2001-06-15

    DOI  References (28) Cited by (8)

  • Effects of Next-Nearest-Neighbor Repulsion on One-Dimensional Quarter-Filled Electron Systems

    YOSHIOKA Hideo , TSUCHIIZU Masahisa , SIZUMURA Yoshikatsu

    We examine effects of the next-nearest-neighbor repulsion on electronic states of a one-dimensional interacting electron system which consists of quarter-filled band and interactions of on-site and ne …

    Journal of the Physical Society of Japan 70(3), 762-773, 2001-03-15

    J-STAGE  References (32)

  • Oscillator Strength of Metallic Carbon Nanotubes

    YOSHIOKA Hideo

    Based on the tight binding method with a hopping integral between the nearest-neighbor atoms, an oscillator strength ∫<FONT SIZE="-1"><SUB>0</SUB></FONT><FONT SIZE="-1"& …

    Journal of the Physical Society of Japan 70(1), 17-20, 2001-01-15

    J-STAGE  References (23)

  • Evaluation and prediction of airport noise in Japan

    YOSHIOKA Hisashi

    In 1973, Japan adopted WECPNL_J which is defined as a modified index of ICAO WECPNL, as an index of aircraft noise evaluation, and enacted "Environmental Quality Standard for Aircraft Noise."So the Go …

    Journal of the Acoustical Society of Japan E 21(6), 341-344, 2000-11-01

    NDL Digital Collections  References (5)

  • Correlation Effects in a One-Dimensional Quarter-Filled Electron System with Repulsice Interactions

    YOSHIOKA Hideo , TSUCHIZU Masahisa , SUZUMURA Yoshikazu

    A one-dimensional electron system at quarter-filling has been examined by applying the renormalization group method to a bosonized model with on-site (U) and nearest-neighbor (V) repulsive interaction …

    Journal of the Physical Society of Japan 69(3), 651-654, 2000-03-15

    References (24)

  • Theoretical Study on the Charge Gap of Organic Conductor : Bechgaard Salts

    TSUCHIIZU Masahisa , YOSHIOKA Hideo , SUZUMURA Yoshikazu

    The charge gap in a quarter-filled organic conductor, which is induced by dimerization and/or alternating potential is studied by applying the renormalization group method to the bosonized one-dime …

    Journal of the Physical Society of Japan 68(6), 1809-1812, 1999-06-15

    J-STAGE  References (24) Cited by (2)

  • Spin Defects in Spin-Peierls Systems

    YOSHIOKA Hideo , SUZUMURA Yoshikazu

    We exanaine spin-Peierls states in the presence of' spin defects for CuGeO3 wluere tnagtaeticions Ctr" are replaced by non-tnagnetic otaes Zn". Based on the actiora f'or the bosonizedHarniltonian, the …

    Journal of the Physical Society of Japan 66(12), 3962-3969, 1997-12-15

    References (29)

  • Crossover between High and Low Energy-States in Two-Coupled Chains of Tomonaga Model

    TSUCHIIZU Masahisa , YOSHIOKA Hideo , SUZUMURA Yoshikazu , Department of Physics Nagoya University , Department of Physics Nagoya University , Department of Physics Nagoya University

    By applying the renormalization group method to two-coupled chains in the Tomonaga model, the role of interchain hopping has been studied in the entire energy region. The energy for a crossover from t …

    Progress of Theoretical Physics 98(5), 1045-1062, 1997-11-25

    DOI  References (16) Cited by (1)

  • Roles of Interchain Hopping in Two Coupled Chains of Tomonaga Model

    YOSHIOKA Hideo , SUZUMURA Yoshikazu

    Two chains of interacting spinless fermions in the presence of interchain hopping are investigated by use of phase Hamiltonian based on bosonization method. Excitation spectrum and phase diagram at ab …

    Journal of the Physical Society of Japan 64(10), 3811-3825, 1995-10-15

    J-STAGE  References (26)

  • Spin Magnetism in Mesoscopic Metals

    Yoshioka Hideo

    Fluctuation of spin magnetic susceptibility √<<δχ^2_S>> in mesoscopic metals is discussed in comparison with that of orbital magnetic susceptibility √<<δχ^2_L>>. It is found th …

    Journal of the Physical Society of Japan 63(2), p405-408, 1994-02

  • Fluctuations of Josephson Currents and Persistent Currents in Mesoscopic Spin Glass Systems

    Yoshioka Hideo , Fukuyama Hidetoshi

    Effects of correlation of the spin scattering between different measurements in the presence of the spin glass ordering have been investigated for mesoscopic fluctuations of Josephson currents in SNS …

    Journal of the Physical Society of Japan 62(2), p612-623, 1993-02

  • Persistent Current of Dirac Sea--Application to Bismuth

    KOHNO H. , YOSHIOKA Hideo , FUKUYAMA Hidetoshi

    Bismuth has been known to exhibit anomalously large diamagnetism which hasbeen interpreted on the basis of the effective Hamiltoxtian of the Dirac type includingspin-orbit coupling. I-Iere the persist …

    Journal of the Physical Society of Japan 61(10), p3462-3465, 1992-10

    Cited by (4)

  • Proximity Effect in a Mesoscopic Ring Structure

    YOSHIOKA Hideo , FUKUYAMA Hidetoshi

    The Josephson current induced by the proximity effect is calculated for a structurewith a mesoscopic ring. The result shows that the phase of superconductors and thatof rnesoscopic systems are entangl …

    Journal of the Physical Society of Japan 59(9), p3065-3068, 1990-09

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