Embedding class one solutions of anisotropic fluid spheres in modified $$f({\mathcal {G}})$$ gravity

2021 ◽  
Vol 136 (2) ◽  
Author(s):  
G. Mustafa ◽  
Xia Tie-Cheng ◽  
M. Farasat Shamir ◽  
Mahroz Javed
1982 ◽  
Vol 26 (6) ◽  
pp. 1262-1274 ◽  
Author(s):  
Selçuk Ş. Bayin

2020 ◽  
Vol 414 ◽  
pp. 168070 ◽  
Author(s):  
S.K. Maurya ◽  
Francisco Tello-Ortiz

2019 ◽  
Vol 34 (15) ◽  
pp. 1950113 ◽  
Author(s):  
Nayan Sarkar ◽  
Susmita Sarkar ◽  
Farook Rahaman ◽  
Ksh. Newton Singh ◽  
Hasrat Hussain Shah

In this paper, we present new physically viable interior solutions of the Einstein field equations for static and spherically symmetric anisotropic compact stars satisfying the Karmarkar condition. For presenting the exact solutions, we provide a new suitable form of one of the metric potential functions. Obtained solutions satisfy all the physically acceptable properties of realistic fluid spheres and hence solutions are well-behaved and representing matter distributions are in equilibrium state and potentially stable by satisfying the TOV equation and the condition on stability factor, adiabatic indices. We analyze the solutions for two well-known compact stars Vela X-1 (Mass = 1.77 M[Formula: see text], R = 9.56 km) and Cen X-3 (Mass = 1.49 M[Formula: see text], R = 9.17 km).


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