DYNAMICS OF FRONTS, NUCLEI AND PATTERNS IN 2D RANDOM-MEDIA

被引:5
作者
EBELING, W
ENGEL, A
SCHIMANSKYGEIER, L
ZULICKE, C
机构
[1] Sektion Physik/04, Humboldt-Universität zu Berlin, Invalidenstrasse 42
来源
PHYSICA D | 1991年 / 49卷 / 1-2期
关键词
D O I
10.1016/0167-2789(91)90205-N
中图分类号
O29 [应用数学];
学科分类号
070104 ;
摘要
In this paper we consider the influence of static and dynamic random perturbations of the properties of reactive media on the formation of structures and propagation of fronts. First we study the front and nuclei dynamics in uniform media. For systems with two order parameters the existence of stable nuclei is shown. Then we describe several effects on propagating fronts and nucleation dynamics resulting from random perturbations.
引用
收藏
页码:170 / 176
页数:7
相关论文
共 18 条
[1]  
Abramowitz M., 1984, POCKETBOOK MATH FUNC
[2]   IONIZATION KINETICS IN NON-IDEAL DENSE-PLASMAS - IONIZATION FRONTS [J].
EBELING, W ;
FORSTER, A ;
KREMP, D ;
SCHLANGES, M .
PHYSICA A, 1989, 159 (02) :285-300
[3]   PATTERN DYNAMICS AND OPTIMIZATION BY REACTION DIFFUSION-SYSTEMS [J].
EBELING, W .
JOURNAL OF STATISTICAL PHYSICS, 1986, 45 (5-6) :891-903
[4]   INTERACTION OF MOVING INTERFACES WITH OBSTACLES [J].
ENGEL, A ;
EBELING, W .
PHYSICS LETTERS A, 1987, 122 (01) :20-24
[5]  
ENGEL A, 1986, SELFORGANIZATION NON, P110
[6]  
FEIGELMAN MV, 1983, ZH EKSP TEOR FIZ+, V85, P1851
[7]  
KRINSKY VI, 1984, AUTOWAVE STRUCTURES
[8]  
MALCHOW H, 1985, NOISE DIFFUSION NONE
[9]   SELECTED TOPICS IN FLUCTUATIONAL KINETICS OF REACTIONS [J].
MIKHAILOV, AS .
PHYSICS REPORTS-REVIEW SECTION OF PHYSICS LETTERS, 1989, 184 (5-6) :307-374
[10]   STOCHASTIC MOTION OF THE PROPAGATING FRONT IN BISTABLE MEDIA [J].
MIKHAILOV, AS ;
SCHIMANSKYGEIER, L ;
EBELING, W .
PHYSICS LETTERS A, 1983, 96 (09) :453-456