Integrability of the Heisenberg chains with boundary impurities and their Bethe ansatz

被引:1
|
作者
Hou, BY
Shi, KJ
Yue, RH
Zhao, SY
机构
[1] NW Univ Xian, Inst Modern Phys, Xian 710069, Peoples R China
[2] CCAST, World Lab, Beijing 100080, Peoples R China
[3] Acad Sinica, Inst Theoret Phys, Beijing 100080, Peoples R China
来源
关键词
D O I
10.1088/0305-4470/32/44/302
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
We show the integrability of spin-1/2 XXZ Heisenberg chain with two arbitrary spin boundary impurities. By using the fusion method, we generalize it to the spin-1 XXZ chain. Then the eigenvalues of Hamiltonians of these models are obtained by the means of Bethe ansatz method.
引用
收藏
页码:7623 / 7635
页数:13
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