Towards granular hydrodynamics in two dimensions

被引:158
作者
Grossman, EL
Zhou, T
BenNaim, E
机构
[1] LOS ALAMOS NATL LAB,DIV THEORET,LOS ALAMOS,NM 87545
[2] LOS ALAMOS NATL LAB,CTR NONLINEAR STUDIES,LOS ALAMOS,NM 87545
来源
PHYSICAL REVIEW E | 1997年 / 55卷 / 04期
基金
美国国家科学基金会;
关键词
D O I
10.1103/PhysRevE.55.4200
中图分类号
O35 [流体力学]; O53 [等离子体物理学];
学科分类号
070204 ; 080103 ; 080704 ;
摘要
We study steady-state properties of inelastic gases in two dimensions in the presence of an energy source. We generalize previous hydrodynamic treatments to situations where high and low density regions coexist, The theoretical predictions compare well with numerical simulations in the nearly elastic limit. It is also seen that the system can achieve a nonequilibrium steady state with asymmetric velocity distributions, and we discuss the conditions under which such situations occur.
引用
收藏
页码:4200 / 4206
页数:7
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