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Impact of f(R,T) gravity in evolution of charged viscous fluids
International Journal of Modern Physics D ( IF 2.2 ) Pub Date : 2021-02-09 , DOI: 10.1142/s0218271821500279
I. noureen 1 , Usman-ul-Haq 1 , S. A. Mardan 1
Affiliation  

In this work, the evolution of spherically symmetric charged anisotropic viscous fluids is discussed in framework of f(R,T) gravity. In order to conduct the analysis, modified Einstein Maxwell field equations are constructed. Nonzero divergence of modified energy momentum tensor is taken that implicates dynamical equations. The perturbation scheme is applied to dynamical equations for stability analysis. The stability analysis is carried out in Newtonian and post-Newtonian limits. It is observed that charge, fluid distribution, electromagnetic field, viscosity and mass of the celestial objects greatly affect the collapsing process as well as stability of stars.

中文翻译:

f(R,T) 重力对带电粘性流体演化的影响

在这项工作中,在框架下讨论了球对称带电各向异性粘性流体的演化F(R,)重力。为了进行分析,构建了修正的爱因斯坦麦克斯韦场方程。采用修正的能量动量张量的非零散度,这暗示了动力学方程。微扰方案应用于稳定性分析的动力学方程。稳定性分析在牛顿和后牛顿极限下进行。据观察,天体的电荷、流体分布、电磁场、粘度和质量对恒星的坍缩过程和稳定性有很大影响。
更新日期:2021-02-09
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