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Zigzag spin chains with antiferromagnetic-ferromagnetic interactions: Transfer-matrix renormalization group study 期刊论文
PHYSICAL REVIEW B, 2006, 卷号: 74, 期号: 13, 页码: -
Authors:  Lu, H. T.;  Wang, Y. J.;  Qin, Shaojin;  Xiang, T.;  Lu, HT , Peking Univ, Sch Phys, Beijing 100871, Peoples R China
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Nearest-neighbor Interactions  Non-abelian Bosonization  Field-induced Gap  Magnetic-properties  Linear-chain  Weak Ferromagnetism  Heisenberg Chain  Systems  Ladders  Thermodynamics  
Wave-function initialization in an infinite-chain density-matrix renormalization-group algorithm 期刊论文
PHYSICAL REVIEW B, 2002, 卷号: 65, 期号: 13, 页码: -
Authors:  Sun, LQ;  Zhang, J;  Qin, SJ;  Lei, Y;  Sun, LQ , Acad Sinica, Inst Theoret Phys, POB 2735, Beijing 100080, Peoples R China.
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Systems  
Topological effects in short antiferromagnetic Heisenberg chains 期刊论文
PHYSICAL REVIEW B, 2002, 卷号: 65, 期号: 10, 页码: -
Authors:  Lou, JZ;  Qin, SJ;  Ng, TK;  Su, ZB;  Lou, JZ , Acad Sinica, Inst Theoret Phys, POB 2735, Beijing 100080, Peoples R China.
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Quantum Spin Chains  Renormalization-groups  Sigma-model  Edge States  Symmetry  Energy  
Strongly reduced gap in the zigzag spin chain with a ferromagnetic interchain coupling 期刊论文
PHYSICAL REVIEW B, 2001, 卷号: 63, 期号: 22, 页码: -
Authors:  Itoi, C;  Qin, SJ;  Itoi, C , Nihon Univ, Dept Phys, Chiyoda Ku, Tokyo, Japan.
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Heisenberg Antiferromagnetic Chains  Quantum Renormalization-groups  Nearest-neighbor Interactions  S=1/2  Dimerization  Ladders  Systems  Srcuo2  
Two-channel Kondo lattice model on a ladder studied by the density-matrix renormalization-group method 期刊论文
PHYSICAL REVIEW B, 2001, 卷号: 64, 期号: 8, 页码: art. no.-85116
Authors:  Moreno, J;  Qin, SJ;  Coleman, P;  Yu, L;  Moreno, J , Northwestern Univ, Dept Phys & Astron, 2145 Sheridan Rd, Evanston, IL 60208 USA.
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Dimensional Anderson Lattice  Quantum Spin Chain  Conduction Electrons  Phase-diagram  Haldane-gap  Insulators  Field  
Phase diagram of a one-dimensional spin-orbital model 期刊论文
PHYSICAL REVIEW B, 2000, 卷号: 61, 期号: 10, 页码: 6747-6756
Authors:  Itoi, C;  Qin, SJ;  Affleck, I;  Itoi, C , Univ British Columbia, Dept Phys & Astron, 2036 Main Mall, Vancouver, BC V6T 1Z1, Canada.
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Linear Sigma-models  Critical-behavior  2 Dimensions  Chains  Systems  
Magnetization of the S=2 antiferromagnetic Heisenberg chain near the critical magnetic field 期刊论文
PHYSICAL REVIEW B, 2000, 卷号: 62, 期号: 21, 页码: 13832-13835
Authors:  Lou, JZ;  Qin, SJ;  Su, ZB;  Lou, JZ , Chinese Acad Sci, Inst Theoret Phys, POB 2735, Beijing 100080, Peoples R China.
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Quantum Spin Chains  One-dimensional Antiferromagnets  Haldane-gap Antiferromagnets  Bond Ground-states  Renormalization-groups  Bose-condensation  Monte-carlo  Edge States  
Strongly correlated complex systems 会议论文
DENSITY-MATRIX RENORMALIZATION: A NEW NUMERICAL METHOD IN PHYSICS, MAX PLANCK INST PHYS KOMBLEXER SYST, DRESDEN, GERMANY, AUG 24-SEP 18, 1998
Authors:  Qin, SJ;  Lou, JZ;  Su, ZB;  Yu, L
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RENORMALIZATION-GROUP METHOD  U HUBBARD-MODEL  MOLECULAR-ORBITALS  PAIRING MECHANISM  DOPED FULLERENES  SOLID C-60  SUPERCONDUCTIVITY  CARBON  BAND  STATE  
Heisenberg spin-1 chain in a staggered magnetic field: A density-matrix-renormalization-group study 期刊论文
PHYSICAL REVIEW B, 1999, 卷号: 60, 期号: 1, 页码: 52-55
Authors:  Lou, JZ;  Dai, X;  Qin, SJ;  Su, ZB;  Yu, L;  Lou, JZ , Acad Sinica, Inst Theoret Phys, POB 2735, Beijing 100080, Peoples R China.
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Haldane-gap Excitations  Transition-metal Oxide  Antiferromagnet Nd2banio5  Y2banio5  (Ndxy1-x)(2)Banio5  Scattering  Dynamics  Order  
Impurity in a Luttinger liquid away from half-filling: A numerical study 期刊论文
PHYSICAL REVIEW B, 1997, 卷号: 56, 期号: 15, 页码: 9766-9774
Authors:  Qin, SJ;  Fabrizio, M;  Yu, L;  Oshikawa, M;  Affleck, I;  Qin, SJ , INT CTR THEORET PHYS,POB 586,I-34100 TRIESTE,ITALY.
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Quantum Renormalization-groups  Finite-size Corrections  Fermi-edge Singularity  Heisenberg Chain  States  Wires  Gas