Uniqueness of the translationally invariant ground state in quantum spin systems
Uniqueness of the translationally invariant ground state in quantum spin systems
复制标题
量子自旋系统中平移不变基态的独特性
DOI:
10.1007/bf02125695
复制
发表时间:
1990
影响因子:
2.4
通讯作者:
T. Matsui
中科院分区:
文献类型:
--
作者:
T. Matsui
We introduce a class of quantum spin systems on ℤd. We show that the translationally invariant ground state is unique for this system if it is in a strong external field.