THE DOMANY-KINZEL CELLULAR-AUTOMATON - RELAXATION-TIME, SUSCEPTIBILITY AND CONSTRAINED DYNAMICS

被引:8
作者
MARTINS, ML
ZEBENDE, GF
PENNA, TJP
TSALLIS, C
机构
[1] UNIV FED FLUMINENSE,INST FIS,BR-24001970 NITEROI,RJ,BRAZIL
[2] CTR BRASILEIRO PESQUISAS FIS,BR-22290180 RIO JANEIRO,BRAZIL
来源
JOURNAL OF PHYSICS A-MATHEMATICAL AND GENERAL | 1994年 / 27卷 / 01期
关键词
D O I
10.1088/0305-4470/27/1/001
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
We use Monte Carlo simulation to study new features of the (one-dimensional) Domany-Kinzel cellular automaton (CA). Considering the relaxation process of the 'magnetization' (the frozen-active order parameter) towards its equilibrium value, we measure its dynamical critical exponent z. Also, we investigate the effect of p0 not-equal 0 (non-vanishing external field conjugate to the magnetization) on the phase diagram and on the susceptibility. Finally, we introduce constraints in the evolution rule of the Domany-KinZel CA and study the associated criticality (critical surfaces and universality classes).
引用
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页码:1 / 8
页数:8
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