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Maximized string order parameters in the valence bond solid states of quantum integer spin chains 期刊论文
JOURNAL OF PHYSICS A-MATHEMATICAL AND THEORETICAL, 2009, 卷号: 42, 期号: 28, 页码: -
Authors:  Tu, Hong-Hao;  Zhang, Guang-Ming;  Xiang, Tao;  Tu, HH , Tsinghua Univ, Dept Phys, Beijing 100084, Peoples R China
Adobe PDF(124Kb)  |  Favorite  |  View/Download:89/14  |  Submit date:2012/08/02
Symmetry-breaking  Haldane Phase  Antiferromagnets  Models  
Topologically distinct classes of valence-bond solid states with their parent Hamiltonians 期刊论文
PHYSICAL REVIEW B, 2009, 卷号: 80, 期号: 1, 页码: -
Authors:  Tu, Hong-Hao;  Zhang, Guang-Ming;  Xiang, Tao;  Liu, Zheng-Xin;  Ng, Tai-Kai;  Zhang, GM , Tsinghua Univ, Dept Phys, Beijing 100084, Peoples R China
Adobe PDF(204Kb)  |  Favorite  |  View/Download:115/14  |  Submit date:2012/08/02
Quantum Spin Chains  Density-matrix Renormalization  Ground-states  Symmetry-breaking  Hall States  Edge States  Antiferromagnets  Models  Surfaces  
String order and hidden topological symmetry in the SO(2n+1) symmetric matrix product states 期刊论文
JOURNAL OF PHYSICS A-MATHEMATICAL AND THEORETICAL, 2008, 卷号: 41, 期号: 41, 页码: -
Authors:  Tu, Hong-Hao;  Zhang, Guang-Ming;  Xiang, Tao;  Tu, HH , Tsinghua Univ, Dept Phys, Beijing 100084, Peoples R China
Adobe PDF(115Kb)  |  Favorite  |  View/Download:109/37  |  Submit date:2012/08/02
Quantum Spin Chains  Haldane Phase  Models  Antiferromagnets  Breaking  S=1  
Class of exactly solvable SO(n) symmetric spin chains with matrix product ground states 期刊论文
PHYSICAL REVIEW B, 2008, 卷号: 78, 期号: 9, 页码: -
Authors:  Tu, Hong-Hao;  Zhang, Guang-Ming;  Xiang, Tao;  Zhang, GM , Tsinghua Univ, Dept Phys, Beijing 100084, Peoples R China
Adobe PDF(185Kb)  |  Favorite  |  View/Download:84/14  |  Submit date:2012/08/02
Nearest-neighbor Interaction  Isotropic Heisenberg Chain  Pure Biquadratic Exchange  Monte-carlo Calculation  Orbital Model  Quantum Antiferromagnets  Arbitrary Spins  Haldane Phase  Vertex Models  One Dimension  
Mott insulating phases and quantum phase transitions of interacting spin-3/2 fermionic cold atoms in optical lattices at half filling 期刊论文
PHYSICAL REVIEW B, 2007, 卷号: 76, 期号: 1, 页码: -
Authors:  Tu, Hong-Hao;  Zhang, Guang-Ming;  Yu, Lu;  Zhang, GM , Tsing Hua Univ, Dept Phys, Beijing 100084, Peoples R China
Adobe PDF(201Kb)  |  Favorite  |  View/Download:85/15  |  Submit date:2012/08/02
Large-n Limit  Gauge Structure  Superconductors  Systems  Model  
Spin-quadrupole ordering of spin-3/2 ultracold fermionic atoms in optical lattices in the one-band Hubbard model 期刊论文
PHYSICAL REVIEW B, 2006, 卷号: 74, 期号: 17, 页码: -
Authors:  Tu, Hong-Hao;  Zhang, Guang-Ming;  Yu, Lu;  Zhang, GM , Tsing Hua Univ, Dept Phys, Beijing 100084, Peoples R China
Adobe PDF(350Kb)  |  Favorite  |  View/Download:108/22  |  Submit date:2012/08/02
Path-integral Approach  Arbitrary Spin  Systems  Condensate  Symmetry  Gases