GROWTH-RATE OF THE RICHTMYER-MESHKOV INSTABILITY AT SHOCKED INTERFACES

被引:46
作者
MIKAELIAN, KO
机构
[1] University of California, Lawrence Livermore National Laboratory, Livermore
关键词
D O I
10.1103/PhysRevLett.71.2903
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
We have found several cases in our numerical simulations where Richtmyer's prescription fails to give the correct growth rate for the Richtmyer-Meshkov instability in the linear regime. Another expression, due to Fraley [Phys. Fluids 29, 376 (1986)], agrees with our simulations. We discuss recent experiments and report two new types of perturbation freeze-out, single-shock and double-interface, which are quite distinct from the previously reported double-shock freeze-out.
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页码:2903 / 2906
页数:4
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