Dynamical Anisotropic Dark Energy Cosmological Model in General Relativity

被引:9
|
作者
Reddy, D. R. K. [1 ]
Aditya, Y. [2 ]
Ramesh, G. [3 ]
机构
[1] Andhra Univ, Dept Appl Math, Visakhapatnam 530003, Andhra Pradesh, India
[2] ANITS A, Dept Math, Visakhapatnam 531162, Andhra Pradesh, India
[3] IIIT Srikakulam, RGUKT, Dept Math, Etcherla 532402, Andhra Pradesh, India
关键词
Kantowski-Sachs model; Cosmological model; Dark energy; Scalar meson fields; GEOMETRY; FIELDS;
D O I
10.1080/1726037X.2018.1551291
中图分类号
O1 [数学];
学科分类号
0701 ; 070101 ;
摘要
We have investigated an anisotropic dark energy cosmological model in the presence of anisotropic dark energy fluid coupled with mass less scalar field in KantowskiSachs space-time in general theory of relativity. A physically viable dark energy cosmological model is presented using (i) a hybrid expansion law proposed by Akarsu et al. (JCAP. 01, 022: 2014) and (ii) a relation between the metric potential. The dark energy density, the equation of state (EoS) parameter and the skewness parameters of the model are determined and their physical siguificance is pointed out. The deceleration parameter and the jerk parameter of the model show that there is a smooth transition of the uuiverse from early deceleration to late time acceleration which confirms the observations modem cosmology.
引用
收藏
页码:1 / 12
页数:12
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