Phase diagram for the two-dimensional quantum anisotropic XY model

被引：4

作者：

Pires, AST ^{[1
]}

机构：

[1] Univ Fed Minas Gerais, Dept Fis, BR-30123970 Belo Horizonte, MG, Brazil

来源：

JOURNAL OF MAGNETISM AND MAGNETIC MATERIALS | 2003年 / 260卷 / 03期

关键词：

quantum phase transition; XY model;

D O I：

10.1016/S0304-8853(02)01378-1

中图分类号：

T [工业技术];

学科分类号：

08 ;

摘要：

A self-consistent harmonic approximation is used to study the Kosterlitz-Thouless phase transition and the quantum phase transition at T = 0 K in the two-dimensional anisotropic quantum XY model. (C) 2002 Elsevier Science B.V. All rights reserved.

引用

页码：397 / 399

页数：3

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