SELECTION OF THE VISCOUS FINGER IN THE 90-DEGREES GEOMETRY

被引:25
作者
BRENER, EA [1 ]
KESSLER, DA [1 ]
LEVINE, H [1 ]
RAPPEL, WJ [1 ]
机构
[1] UNIV CALIF SAN DIEGO,INST NONLINEAR SCI,LA JOLLA,CA 92093
来源
EUROPHYSICS LETTERS | 1990年 / 13卷 / 02期
关键词
D O I
10.1209/0295-5075/13/2/011
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
The theory of solvability is applied to the Saffman-Taylor experiment in the 900 geometry. We find that in the limit of zero surface tension the parameter λ which governs the width of the finger approaches 0.85 which agrees very well with the experimentally observed value. We also discuss the scaling of the parameter λ. © 1990 IOP Publishing Ltd.
引用
收藏
页码:161 / 166
页数:6
相关论文
共 13 条
[11]   THE PENETRATION OF A FLUID INTO A POROUS MEDIUM OR HELE-SHAW CELL CONTAINING A MORE VISCOUS LIQUID [J].
SAFFMAN, PG ;
TAYLOR, G .
PROCEEDINGS OF THE ROYAL SOCIETY OF LONDON SERIES A-MATHEMATICAL AND PHYSICAL SCIENCES, 1958, 245 (1242) :312-&
[12]   VELOCITY SELECTION AND THE SAFFMAN-TAYLOR PROBLEM [J].
SHRAIMAN, BI .
PHYSICAL REVIEW LETTERS, 1986, 56 (19) :2028-2031
[13]   THE SAFFMAN-TAYLOR INSTABILITY - FROM THE LINEAR TO THE CIRCULAR GEOMETRY [J].
THOME, H ;
RABAUD, M ;
HAKIM, V ;
COUDER, Y .
PHYSICS OF FLUIDS A-FLUID DYNAMICS, 1989, 1 (02) :224-240