VALIDATION OF THE CHAOTIC MIXING RENORMALIZATION-GROUP FIXED-POINT

被引:25
作者
ZHANG, Q
机构
[1] Department of Applied Mathematics and Statistics, SUNY at Stony Brook, Stony Brook
关键词
D O I
10.1016/0375-9601(90)90839-G
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
The statistical behavior for chaotic mixing of Rayleigh-Taylor unstable interfaces is characterized by the merging of small bubbles (the portions of a light fluid adjacent to a heavy fluid) into large bubbles. The length scales change dynamically as a consequence of bubble merger. We study such statistical behavior quantitatively using a renormalization group fixed point model. Our study shows good agreement among the results of the renormalization group model, experimental data and direct numerical simulation of the two-fluid Euler equations. © 1990.
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页码:18 / 22
页数:5
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