SHEAR-FREE SPHERICALLY SYMMETRIC INHOMOGENEOUS COSMOLOGICAL MODEL WITH HEAT-FLOW AND BULK VISCOSITY

被引:21
作者
DENG, YB
MANNHEIM, PD
机构
来源
PHYSICAL REVIEW D | 1990年 / 42卷 / 02期
关键词
D O I
10.1103/PhysRevD.42.371
中图分类号
P1 [天文学];
学科分类号
0704 ;
摘要
An exact solution to the Einstein equations with a shear-free imperfect-fluid source is obtained. The solution approaches a locally flat Robertson-Walker one in the large-t limit and thus serves as a viable candidate for a realistic cosmological model. The model built out of this solution is found to be free of horizon, entropy, and flatness problems. © 1990 The American Physical Society.
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页码:371 / 383
页数:13
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