papers
Publications (55)
cond-mat.stat-mech1998
Magnetic Properties of Quantum Ferrimagnetic Spin Chains
Shoji Yamamoto
cond-mat.stat-mech2004
Bosonic representation of one-dimensional Heisenberg ferrimagnets
Shoji Yamamoto
cond-mat.stat-mech2001
Low-Temperature Properties of Quasi-One-Dimensional Molecule-Based Ferromagnets
Takashi Nakanishi, Shoji Yamamoto, Toru Sakai
cond-mat.str-el1999
Competing Ground States of the New Class of Halogen-Bridged Metal Complexes
Shoji Yamamoto
cond-mat.stat-mech1998
Combination of Ferromagnetic and Antiferromagnetic Features in Heisenberg Ferrimagnets
Shoji Yamamoto, Takahiro Fukui, Klaus Maisinger +1
cond-mat.stat-mech1997
Elementary Excitations of Heisenberg Ferrimagnetic Spin Chains
Shoji Yamamoto, S. Brehmer, H. -J. Mikeska
cond-mat.str-el1999
Simulated nuclear spin-lattice relaxation in Heisenberg ferrimagnets: Indirect observation of quadratic dispersion relations
Shoji Yamamoto
cond-mat.str-el2006
Spin dynamics in molecular ring nanomagnets: Significant effect of acoustic phonons and magnetic anisotropies
Shoji Yamamoto, Toshiya Hikihara
cond-mat.str-el2004
Nuclear Magnetic Relaxation in the Ferrimagnetic Chain Compound NiCu(C_7_H_6_N_2_O_6_)(H_2_O)_3_2H_2_O: Three-Magnon Scattering?
Hiromitsu Hori, Shoji Yamamoto
cond-mat.str-el2002
Local excitations in mixed-valence bimetal chains
Shoji Yamamoto
cond-mat.stat-mech2000
Coexistent quantum and classical aspects of magnetization plateaux in alternating-spin chains
Toru Sakai, Shoji Yamamoto
cond-mat.stat-mech2003
Recent Progress of the Low-Dimensional Spin-Wave Theory
Shoji Yamamoto
cond-mat.stat-mech2004
Nuclear Magnetic Relaxation in the Haldane-Gap Antiferromagnet Ni(C_2_H_8_N_2_)_2_NO_2_(ClO_4_)
Shoji Yamamoto, Hiromitsu Hori
cond-mat.str-el2001
Pressure-induced phase transitions of halogen-bridged binuclear metal complexes R_4[Pt_2(P_2O_5H_2)_4X]nH_2O
Shoji Yamamoto
cond-mat.stat-mech2000
Characterization of ferrimagnetic Heisenberg chains according to the constituent spins
Shoji Yamamoto, Takahiro Fukui, Toru Sakai
cond-mat.stat-mech2002
Spin-Wave Description of Nuclear Spin-Lattice Relaxation in Mn_{12}O_{12} Acetate
Shoji Yamamoto, Takashi Nakanishi
cond-mat.str-el2005
Nonlinear lattice relaxation of photoexcited diplatinum-halide chain compounds
Jun Ohara, Shoji Yamamoto
cond-mat.str-el2005
Photoinduced infrared absorption of quasi-one-dimensional halogen-bridged binuclear transition-metal complexes
Jun Ohara, Shoji Yamamoto
cond-mat.str-el2004
Effects of edges in spin-1/2 bond-alternating Heisenberg chains: Matrix-product variational approach
Kei-ichi Funase, Shoji Yamamoto
cond-mat.str-el2004
Soliton-induced optical absorption of halogen-bridged mixed-valence binuclear metal complexes
Jun Ohara, Shoji Yamamoto
cond-mat.str-el2000
Significance of the direct relaxation process in the low-energy spin dynamics of a one-dimensional ferrimagnet NiCu(C_7H_6N_2O_6)(H_2O)_3 2H_2O
Shoji Yamamoto
cond-mat.str-el2001
Soliton excitations in halogen-bridged mixed-valence binuclear metal complexes
Shoji Yamamoto, Masanori Ichioka
cond-mat.stat-mech1999
Breakdown of a Magnetization Plateau due to Anisotropy in Heisenberg Mixed-Spin Chains
Shoji Yamamoto, Toru Sakai
cond-mat.str-el2002
Quantum and thermal phase transitions in the Bechgaard salts and their analogs
Hiromitsu Hori, Shoji Yamamoto
cond-mat.stat-mech2000
Multi-plateau magnetization curves of one-dimensional Heisenberg ferrimagnets
Shoji Yamamoto, Toru Sakai
cond-mat.str-el2007
Magnetic Phase Diagram of Spin-1/2 Two-Leg Ladder with Four-Spin Ring Exchange
Toshiya Hikihara, Shoji Yamamoto
cond-mat.str-el2002
Re-Entrant Quantum Phase Transitions in Antiferromagnetic Spin-1 Ladders
Shoji Yamamoto, Toru Sakai, Akihisa Koga
cond-mat.str-el2001
Characterization of halogen-bridged binuclear metal complexes as hybridized two-band materials
Shoji Yamamoto
cond-mat1996
Matrix product states approach to the Heisenberg ferrimagnetic spin chains
A. K. Kolezhuk, H. -J. Mikeska, Shoji Yamamoto
cond-mat.stat-mech2005
Fermionic versus bosonic descriptions of one-dimensional spin-gapped antiferromagnets
Shoji Yamamoto, Kei-ichi Funase
cond-mat.str-el2007
Low-energy structure of the intertwining double-chain ferrimagnets A_3_Cu_3_(PO_4_)_4_ (A=Ca,Sr,Pb)
Shoji Yamamoto, Jun Ohara
cond-mat.str-el2001
Quantum and Thermal Phase Transitions of Halogen-Bridged Binuclear Transition-Metal Complexes
Shoji Yamamoto
cond-mat.str-el2005
Modified spin-wave theory of nuclear magnetic relaxation in one-dimensional quantum ferrimagnets: Three-magnon versus Raman processes
Shoji Yamamoto, Hiromitsu Hori
cond-mat.stat-mech1998
Low-Energy Structure of Heisenberg Ferrimagnetic Spin Chains
Shoji Yamamoto, Toru Sakai
cond-mat.str-el2002
Intrinsic double-peak structure of the specific heat in low-dimensional quantum ferrimagnets
Takashi Nakanishi, Shoji Yamamoto
cond-mat.str-el2008
Optical characterization of ground states of polyacene
Shoji Yamamoto
cond-mat.stat-mech1997
Low-Lying Excitations in the S=1 Antiferromagnetic Heisenberg Chain
Shoji Yamamoto, Seiji Miyashita
cond-mat.str-el1998
Ground-State Properties of the Two-Band Model for Halogen-Bridged Metal Complexes
Shoji Yamamoto
cond-mat.stat-mech2005
Low-temperature thermodynamics of one-dimensional alternating-spin Heisenberg ferromagnets
Shoji Yamamoto, Hiromitsu Hori
cond-mat.str-el2003
Nuclear spin-lattice relaxation in ferrimagnetic clusters and chains: A contrast between zero and one dimensions
Hiromitsu Hori, Shoji Yamamoto
cond-mat.stat-mech1999
Critical Behavior of Anisotropic Heisenberg Mixed-Spin Chains in a Field
Toru Sakai, Shoji Yamamoto
cond-mat.stat-mech2003
Spin-Wave Description of Haldane-gap antiferromagnets
Shoji Yamamoto, Hiromitsu Hori
cond-mat.stat-mech1997
Thermodynamic Properties of Heisenberg Ferrimagnetic Spin Chains: Ferromagnetic-Antiferromagnetic Crossover
Shoji Yamamoto, Takahiro Fukui
cond-mat.str-el2002
Fermionic description of spin-gap states of antiferromagnetic Heisenberg ladders in a magnetic field
Hiromitsu Hori, Shoji Yamamoto
cond-mat.stat-mech2004
Static and Dynamic Properties of Antiferromagnetic Heisenberg Ladders: Fermionic versus Bosonic Approaches
Hiromitsu Hori, Shoji Yamamoto
cond-mat.stat-mech2004
Nuclear Spin-Lattice Relaxation in One-Dimensional Heisenberg Ferrimagnets: Three-Magnon versus Raman Processes
Hiromitsu Hori, Shoji Yamamoto
cond-mat.str-el2011
Photoinduced Structural Phase Transitions in Polyacene
Shoji Yamamoto
cond-mat.str-el1999
Broken-Symmetry Ground States of Halogen-Bridged Binuclear Metal Complexes
Shoji Yamamoto
cond-mat.stat-mech1997
Quantum Fluctuations to Cause the Breakdown of the Spin-1 Haldane Phase
Shoji Yamamoto
cond-mat.str-el2004
Photoinduced Absorption Spectra of Halogen-Bridged Binuclear Metal Complexes: Possible Contrast between R_4_[Pt_2_(P_2_O_5_H_2_)_4_X]nH_2_O and Pt_2_(CH_3_CS_2_)_4_I
Jun Ohara, Shoji Yamamoto
cond-mat.stat-mech2000
Modified spin-wave description of the nuclear spin relaxation in ferrimagnetic Heisenberg chains
Shoji Yamamoto
cond-mat.str-el2006
Competing ground states of metal-halide ladders
Kei-ichi Funase, Shoji Yamamoto
cond-mat.str-el1999
Nuclear spin relaxation in ordered bimetallic chain compounds
Shoji Yamamoto
cond-mat.str-el2006
Evidence for multimagnon-mediated nuclear spin relaxation in the intertwining double-cain ferrimagnet $Ca_3 Cu_3 (PO_4)_4$
Shoji Yamamoto, Hiromitsu Hori, Yuji Furukawa +6
cond-mat.str-el1998
Novel Density-Wave States of Two-Band Peierls-Hubbard Chains
Shoji Yamamoto