Replica symmetry breaking in a quantum spin system with random fields

被引：1
|
作者：
Yokota, T
机构：
[1] Dept. of Mat. Sci. and Engineering, Japan Atom. Ener. Research Institute, Tokai
来源：
PHYSICS LETTERS A | 1997年 / 230卷 / 1-2期
关键词：
replica symmetry breaking; random-field Ising model; transverse field; quantum phase transition;
D O I：
10.1016/S0375-9601(97)00203-X
中图分类号：
O4 [物理学];
学科分类号：
0702 ;
摘要：
The zero temperature quantum transition for the random-field Ising model in a transverse field is studied. Using the self-consistent screening approximation for the correlation functions, we show that the replica symmetry is broken at the transition point.
引用
收藏
页码：117 / 120
页数：4
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