Hypersurface-Homogeneous Bulk Viscous Cosmological Models with Particle Creation in General Relativity

被引:1
作者
Singh, G. P. [1 ]
Bishi, Binaya K. [1 ]
机构
[1] Visvesvaraya Natl Inst Technol, Dept Math, Nagpur 440010, Maharashtra, India
来源
IRANIAN JOURNAL OF SCIENCE AND TECHNOLOGY TRANSACTION A-SCIENCE | 2017年 / 41卷 / A3期
关键词
Hypersurface-homogeneous space-time; Particle creation; General relativity; THERMODYNAMICS; UNIVERSE; VISCOSITY;
D O I
10.1007/s40995-016-0074-z
中图分类号
O [数理科学和化学]; P [天文学、地球科学]; Q [生物科学]; N [自然科学总论];
学科分类号
07 ; 0710 ; 09 ;
摘要
This article deals with the study of particle creation and bulk viscous stress for the hypersurface-homogeneous cosmological model in the context of general theory of relativity. Here, the solutions of the Einstein's field equations are reduced to a simple integration for arbitrary choice of the metric potential A(t). We have obtained the coefficient of bulk viscosity for truncated theory, full casual theory, and non-casual theory. A set of models have been taken into consideration based on the plausible relations among the variables. In addition, we have studied the physical and kinematical properties of the models.
引用
收藏
页码:809 / 817
页数:9
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