Eleven spherically symmetric constant density solutions with cosmological constant

被引:75
作者
Böhmer, CG [1 ]
机构
[1] Vienna Tech Univ, Inst Theoret Phys, A-1040 Vienna, Austria
关键词
spherical symmetry; perfect fluid; cosmological constant; exact solutions;
D O I
10.1023/B:GERG.0000018088.69051.3b
中图分类号
P1 [天文学];
学科分类号
0704 ;
摘要
Einstein's field equations with cosmological constant are analysed for a static, spherically symmetric perfect fluid having constant density. Five new global solutions are described. One of these solutions has the Nariai solution joined on as an exterior field. Another solution describes a decreasing pressure model with exterior Schwarzschild-de Sitter spacetime having decreasing group orbits at the boundary. Two further types generalise the Einstein static universe. The other new solution is unphysical, it is an increasing pressure model with a geometric singularity.
引用
收藏
页码:1039 / 1054
页数:16
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