Fluid-dimer critical point in s= 12 antiferromagnetic heisenberg chain with next nearest neighbor interactions K Okamoto, K Nomura Physics Letters A 169 (6), 433-437, 1992 | 667 | 1992 |
Experimental observation of the 1/3 magnetization plateau in the diamond-chain compound Cu 3 (CO 3) 2 (OH) 2 H Kikuchi, Y Fujii, M Chiba, S Mitsudo, T Idehara, T Tonegawa, ... Physical Review Letters 94 (22), 227201, 2005 | 372 | 2005 |
Critical properties of S= 1/2 antiferromagnetic XXZ chain with next-nearest-neighbour interactions K Nomura, K Okamoto Journal of Physics A: Mathematical and General 27 (17), 5773, 1994 | 234 | 1994 |
Magnetic properties of the S= 1/2 distorted diamond chain at T= 0 K Okamoto, T Tonegawa, M Kaburagi Journal of Physics: Condensed Matter 15 (35), 5979, 2003 | 130 | 2003 |
The ground state of an S= 1/2 distorted diamond chain-a model of Cu3Cl6 (H2O) 2· 2H8C4SO2 K Okamoto, T Tonegawa, Y Takahashi, M Kaburagi Journal of Physics: Condensed Matter 11 (50), 10485, 1999 | 118 | 1999 |
Phase diagram of S= 1 bond-alternating XXZ chains A Kitazawa, K Nomura, K Okamoto Physical review letters 76 (21), 4038, 1996 | 108 | 1996 |
Plateau of the magnetization curve of the S= 12 ferromagnetic-ferromagnetic-antiferromagnetic spin chain K Okamoto Solid state communications 98 (3), 245-248, 1996 | 106 | 1996 |
Phase Diagram of S= 1⁄ 2 Antiferromagnetic XXZ Chain with Next-Nearest-Neighbor Interactions K Nomura, K Okamoto journal of the physical society of japan 62 (4), 1123-1126, 1993 | 93 | 1993 |
Magnetic properties of the diamond chain compound Cu3 (CO3) 2 (OH) 2 H Kikuchi, Y Fujii, M Chiba, S Mitsudo, T Idehara, T Tonegawa, ... Progress of Theoretical Physics Supplement 159, 1-10, 2005 | 82 | 2005 |
Quantum magnetization plateaux of an anisotropic ferrimagnetic spin chain T Sakai, K Okamoto Physical Review B 65 (21), 214403, 2002 | 70 | 2002 |
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 | 65 | 2008 |
Ground State Properties of an S= 1/2 Distorted Diamond Chain (Frontiers in Magnetism) T Tonegawa, K Okamoto, T Hikihara Journal of the Physical Society of Japan 69, 332-338, 2000 | 57 | 2000 |
Haldane, Large-D, and Intermediate-D States in an S = 2 Quantum Spin Chain with On-Site and XXZ Anisotropies T Tonegawa, K Okamoto, H Nakano, T Sakai, K Nomura, M Kaburagi journal of the physical society of japan 80 (4), 043001, 2011 | 51 | 2011 |
Quantum spin nanotubes—frustration, competing orders and criticalities T Sakai, M Sato, K Okamoto, K Okunishi, C Itoi Journal of Physics: Condensed Matter 22 (40), 403201, 2010 | 50 | 2010 |
Kikuchi et al. Reply: H Kikuchi, Y Fujii, M Chiba, S Mitsudo, T Idehara, T Tonegawa, ... Physical Review Letters 97 (8), 089702, 2006 | 40 | 2006 |
Magnetization plateau and quantum phase transition of the S= ½ trimerized XXZ spin chain K Okamoto, A Kitazawa Journal of Physics A: Mathematical and General 32 (25), 4601, 1999 | 39 | 1999 |
A numerical study of spin-1/2 alternating antiferromagnetic Heisenberg linear chains K Okamoto, H Nishimori, Y Taguchi Journal of the Physical Society of Japan 55 (5), 1458-1465, 1986 | 38 | 1986 |
Magnetization plateau of an S= 1 frustrated spin ladder K Okamoto, N Okazaki, T Sakai Journal of the Physical Society of Japan 70 (3), 636-639, 2001 | 34 | 2001 |
Ground state of an S= 1/2 distorted diamond chain in a finite magnetic field T Tonegawa, K Okamoto, T Hikihara, Y Takahashi, M Kaburagi Journal of Physics and Chemistry of Solids 62 (1-2), 125-128, 2001 | 32 | 2001 |
Competition between the Bond Alternation and the Anisotropy in a Spin-1/2 XY Chain K Okamoto, K Yasumura Journal of the Physical Society of Japan 59 (3), 993-1001, 1990 | 32 | 1990 |