Universal amplitude ratios in the three-dimensional Ising model

被引:72
作者
Caselle, M [1 ]
Hasenbusch, M [1 ]
机构
[1] HUMBOLDT UNIV BERLIN, INST PHYS, D-10099 BERLIN, GERMANY
来源
JOURNAL OF PHYSICS A-MATHEMATICAL AND GENERAL | 1997年 / 30卷 / 14期
关键词
D O I
10.1088/0305-4470/30/14/010
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
We present a high precision Monte Carlo study of various universal amplitude ratios of the three-dimensional Ising spin model. Using state of the art simulation techniques we study the model close to criticality in both phases. Great care is taken to control systematic errors due to finite size effects and correction to scaling tel ms. We obtain C+/C- = 4.75(3), f(+.2nd)/f(-.2nd) = 1.95(2) and u* = 14.3(1). Our results are compatible with those obtained by field theoretic methods applied to the phi(4) theory and high- and low-temperature series expansions of the Ising model. The mismatch with a previous Monte Carlo study by Ruge et nl remains to be understood.
引用
收藏
页码:4963 / 4982
页数:20
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