Bianchi type II modified holographic Ricci dark energy model in Barber?s self-creation theory of gravitation

被引:0
|
作者
Ram, Shri [1 ]
Verma, M. K. [1 ]
Chandel, S. [2 ]
机构
[1] IITBHU, Dept Math Sci, Varanasi 221005, India
[2] Dr Ram Manohar Lohia Avadh Univ, Inst Engn & Technol, Appl Sci & Humanities Dept, Ayodhya, India
关键词
Bianchi type II space-time; holographic Ricci dark energy; self-creation cosmology; COSMOLOGICAL MODEL;
D O I
10.1139/cjp-2022-0007
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
In this paper, we studied a spatially homogeneous and anisotropic Bianchi type II space-time in the presence of matter and modified holographic Ricci dark energy in Barber's second self-creation theory of gravitation. We obtained exact solution of the field equations by assuming (i) a special law of variation of the mean Hubble parameter and (ii) the component sigma 11 of the shear tensor sigma ii is proportional to the expansion scalar in the model. Some physical and dynamical parameters were determined and their significant roles are discussed with respect to cosmic evolution of the universe. We observe that the model is consistent with modern cosmological observational data.
引用
收藏
页码:257 / 261
页数:5
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