NUMERICAL EVIDENCE FOR A TOPOLOGICAL PHASE-TRANSITION IN A 2-DIMENSIONAL SPIN MODEL

被引：27

作者：

KUNZ, H ^{[1
]}

ZUMBACH, G ^{[1
]}

机构：

[1] MAX PLANCK INST FESTKORPERFORSCH,W-7000 STUTTGART 80,GERMANY

来源：

PHYSICS LETTERS B | 1991年 / 257卷 / 3-4期

关键词：

D O I：

10.1016/0370-2693(91)91896-4

中图分类号：

P1 [天文学];

学科分类号：

0704 ;

摘要：

A Monte Carlo study, based on a cluster algorithm, is made of the two-dimensional RP(n-1) model. Introducing new types of order parameters, we find strong evidence for a topological phase transition driven by a condensation of defects. For n = 3, the model describes a nematic liquid crystal.

引用

页码：299 / 304

页数：6

共 17 条

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