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Kouichi Okunishi
Kouichi Okunishi
Zweryfikowany adres z phys.sc.niigata-u.ac.jp
Tytuł
Cytowane przez
Cytowane przez
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Corner transfer matrix renormalization group method
T Nishino, K Okunishi
Journal of the Physical Society of Japan 65 (4), 891-894, 1996
4651996
Corner transfer matrix algorithm for classical renormalization group
T Nishino, K Okunishi
Journal of the Physical Society of Japan 66 (10), 3040-3047, 1997
2231997
Two-dimensional tensor product variational formulation
T Nishino, Y Hieida, K Okunishi, N Maeshima, Y Akutsu, A Gendiar
Progress of theoretical physics 105 (3), 409-417, 2001
1852001
Product wave function renormalization group
T Nishino, K Okunishi
Journal of the Physical Society of Japan 64 (11), 4084-4087, 1995
1571995
A density matrix algorithm for 3d classical models
T Nishino, K Okunishi
Journal of the Physical Society of Japan 67 (9), 3066-3072, 1998
1171998
Field-Induced Order-Disorder Transition in Antiferromagnetic Driven by a Softening of Spinon Excitation
S Kimura, H Yashiro, K Okunishi, M Hagiwara, Z He, K Kindo, T Taniyama, ...
Physical review letters 99 (8), 087602, 2007
1092007
Self-consistent tensor product variational approximation for 3D classical models
T Nishino, K Okunishi, Y Hieida, N Maeshima, Y Akutsu
Nuclear Physics B 575 (3), 504-512, 2000
1032000
Magnetic Phase Diagram of the S=1/2 Antiferromagnetic Zigzag Spin Chain in the Strongly Frustrated Region: Cusp and Plateau
K Okunishi, T Tonegawa
Journal of the Physical Society of Japan 72 (3), 479-482, 2003
992003
Numerical renormalization group at criticality
T Nishino, K Okunishi, M Kikuchi
Physics Letters A 213 (1-2), 69-72, 1996
991996
Novel Ordering of an Quasi-1d Ising-Like Antiferromagnet in Magnetic Field
S Kimura, T Takeuchi, K Okunishi, M Hagiwara, Z He, K Kindo, ...
Physical review letters 100 (5), 057202, 2008
982008
Magnetization process of a one-dimensional quantum antiferromagnet: The product-wave-function renormalization group approach
Y Hieida, K Okunishi, Y Akutsu
Physics Letters A 233 (4-6), 464-470, 1997
971997
Universal asymptotic eigenvalue distribution of density matrices and corner transfer matrices in the thermodynamic limit
K Okunishi, Y Hieida, Y Akutsu
Physical Review E 59 (6), R6227, 1999
861999
Numerical renormalization approach to two-dimensional quantum antiferromagnets with valence-bond-solid type ground state
Y Hieida, K Okunishi, Y Akutsu
New Journal of Physics 1 (1), 7, 1999
861999
Vertical density matrix algorithm: A higher-dimensional numerical renormalization scheme based on the tensor product state ansatz
N Maeshima, Y Hieida, Y Akutsu, T Nishino, K Okunishi
Physical Review E 64 (1), 016705, 2001
772001
First-order quantum phase transition in the orthogonal-dimer spin chain
A Koga, K Okunishi, N Kawakami
Physical Review B 62 (9), 5558, 2000
772000
Middle-field cusp singularities in the magnetization process of one-dimensional quantum antiferromagnets
K Okunishi, Y Hieida, Y Akutsu
Physical Review B 60 (10), R6953, 1999
771999
Longitudinal spin density wave order in a quasi-1D Ising-like quantum antiferromagnet
S Kimura, M Matsuda, T Masuda, S Hondo, K Kaneko, N Metoki, ...
Physical review letters 101 (20), 207201, 2008
762008
Magnetic properties of a S= 1/2 zigzag spin chain compound (N2H5) CuCl3
N Maeshima, M Hagiwara, Y Narumi, K Kindo, TC Kobayashi, K Okunishi
Journal of Physics: Condensed Matter 15 (21), 3607, 2003
682003
δ-function Bose-gas picture of S= 1 antiferromagnetic quantum spin chains near critical fields
K Okunishi, Y Hieida, Y Akutsu
Physical Review B 59 (10), 6806, 1999
671999
Quantum phase transitions of the asymmetric three-leg spin tube
T Sakai, M Sato, K Okunishi, Y Otsuka, K Okamoto, C Itoi
Physical Review B 78 (18), 184415, 2008
652008
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