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Anisotropic generalization of isotropic models via hypergeometric equation

Authors :
R. N. Nasheeha
S. Thirukkanesh
F. C. Ragel
Source :
European Physical Journal C: Particles and Fields, Vol 80, Iss 1, Pp 1-11 (2020)
Publication Year :
2020
Publisher :
SpringerOpen, 2020.

Abstract

Abstract We study Einstein’s field equations to describe static spherically symmetric relativistic compact objects with anisotropic matter distribution, and generate two classes of exact solutions by choosing a generalized form for one of the gravitational potentials and a particular form for the measure of anisotropy. This is achieved by transforming the Einstein’s field equation to a hypergeometric equation. The generated models generalize the isotropic models of Durgapal–Bannerji, Tikekar and Vaidya–Tikekar. The physical viability of the model is examined and compared with observational results of strange star candidates.

Details

Language :
English
ISSN :
14346044 and 14346052
Volume :
80
Issue :
1
Database :
Directory of Open Access Journals
Journal :
European Physical Journal C: Particles and Fields
Publication Type :
Academic Journal
Accession number :
edsdoj.bc5529414a4771b4957493b24338d9
Document Type :
article
Full Text :
https://doi.org/10.1140/epjc/s10052-019-7570-1