Numerical simulations of rotating cooling flow clusters

被引:0
|
作者
Garasi, CJ [1 ]
Loken, C [1 ]
Burns, JO [1 ]
机构
[1] New Mexico State Univ, Dept Astron, Las Cruces, NM 88003 USA
来源
GALACTIC AND CLUSTER COOLING FLOWS | 1997年 / 115卷
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暂无
中图分类号
P1 [天文学];
学科分类号
0704 ;
摘要
We present the results of 2D numerical simulations of spherically symmetric, steady-state cooling flows with varying mass-dropout strengths undergoing a rotational perturbation. Rotation serves to break the spherical symmetry of the cooling flow and initiates the formation of disk-like structure extending out to similar to 10 kpc. For low mass-dropout strength simulations we find evidence for cooling instabilities formed by Kelvin-Helmholtz instabilities within the disk-like structure. The higher mass-dropout strength simulations do not form cooling instabilities within the disk-like structure due to the decreased degree of cooling within this environment. Morphological comparisons of the disk-like structures are made with observations of the X-ray emitting gas of A4059. The influence of imposing axi-symmetry on the simulation evolution is briefly discussed.
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收藏
页码:68 / 74
页数:7
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