Newtonian and General Relativistic models of spherical shells

被引:10
作者
Vogt, D. [1 ]
Letelier, P. S. [1 ]
机构
[1] Univ Estadual Campinas, Dept Matemat Aplicada IMECC, BR-13083970 Campinas, SP, Brazil
基金
巴西圣保罗研究基金会;
关键词
gravitation; BLACK-HOLE;
D O I
10.1111/j.1365-2966.2009.15967.x
中图分类号
P1 [天文学];
学科分类号
0704 ;
摘要
A family of spherical shells with varying thickness is derived by using a simple Newtonian potential-density pair. Then, a particular isotropic form of a metric in spherical coordinates is used to construct a General Relativistic version of the Newtonian family of shells. The matter of these relativistic shells presents equal azimuthal and polar pressures, while the radial pressure is a constant times the tangential pressure. We also make a first study of stability of both the Newtonian and relativistic families of shells.
引用
收藏
页码:1313 / 1316
页数:4
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