THE MAGNETIC CRITICAL EXPONENT IN THE 3-STATE 3-DIMENSIONAL POTTS-MODEL

被引:3
作者
BERNASCHI, M
BIFERALE, L
FERNANDEZ, LA
TARANCON, A
MARCONI, UMB
PETRONZIO, R
机构
[1] UNIV COMPLUTENSE MADRID,E-28040 MADRID,SPAIN
[2] UNIV ZARAGOZA,E-50009 ZARAGOZA,SPAIN
[3] UNIV ROME LA SAPIENZA,IST NAZL FIZ NUCL,I-00185 ROME,ITALY
[4] UNIV ROME LA SAPIENZA,DEPARTIMENTO FIS,I-00185 ROME,ITALY
[5] UNIV ROMA 2 TOR VERGATA,IST NAZL FIZ NUCL TOR VERGATA,I-00173 ROME,ITALY
[6] UNIV ROMA 2 TOR VERGATA,DIPARTIMENTO FIS,I-00173 ROME,ITALY
关键词
D O I
10.1016/0370-2693(90)91123-S
中图分类号
P1 [天文学];
学科分类号
0704 ;
摘要
We perform a numerical study of the Potts model q=3 in three dimensions with nearest neighbour and next to nearest neighbour couplings by means of the finite-size renormalization group method. The analysis of the magnetic critical exponents is complementary to the one of the thermal critical exponent already presented by us and confirms our conclusions that the transition from the disordered phase to the low-temperature ordered phase is first order. © 1990.
引用
收藏
页码:419 / 422
页数:4
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