MULTIPARTICLE LATTICE-GAS AUTOMATA FOR REACTION-DIFFUSION SYSTEMS

被引:33
作者
CHOPARD, B
FRACHEBOURG, L
DROZ, M
机构
[1] UNIV GENEVA,PARALLEL COMP GRP,CH-1211 GENEVA 4,SWITZERLAND
[2] UNIV GENEVA,DEPT THEORET PHYS,CH-1211 GENEVA 4,SWITZERLAND
来源
INTERNATIONAL JOURNAL OF MODERN PHYSICS C-PHYSICS AND COMPUTERS | 1994年 / 5卷 / 01期
关键词
LATTICE GAS; CELLULAR AUTOMATA; NUMERICAL SIMULATIONS; REACTION DIFFUSION PROCESSES;
D O I
10.1142/S0129183194000052
中图分类号
TP39 [计算机的应用];
学科分类号
081203 ; 0835 ;
摘要
Lattice gas automata are a powerful tool to model reaction-diffusion processes. However, the evolution rules limit the number of particles that can be present at each lattice site. This restriction is often a strong limitation to modelling several reaction-diffusion phenomena and, also, lead to very noisy numerical simulations. We propose and study new algorithms which allow for an arbitrary number of particle, while keeping the benefits of the cellular automata approach (close to a microscopic level of description, deal correctly with all degrees of freedom, and is numerically exact).
引用
收藏
页码:47 / 63
页数:17
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