论文标题

$ {f}中的稳定带电的Gravastar模型

Stable Charged Gravastar Model in ${f}(\mathfrak{R},\textbf{T}^{2})$ Gravity with Conformal Motion

论文作者

Sharif, M., Naz, Saba

论文摘要

本文调查了电荷对能量摩尔植物平方重力框架中静态特征的影响。 Graftastar是一个黑洞的替代模型,该模型包括三个不同区域,即中间壳,内部和外部部门。状态参数的压缩方程的不同值为这些区域提供了数学公式。我们构建了一个植物的结构,该结构承认能量摩孔平方重力的特定模型的共形运动。该场方程是针对球形对称时空配制的,具有带电的完美物质分布。对于外部和内部空间的平稳匹配,我们使用以色列匹配的标准。研究了诸如状态参数方程,正确长度,熵和能量等各种物理属性(在电荷存在的情况下)与壳的厚度。压力杆内核中的电荷通过抵消向内重力力来保持平衡状态。可以得出结论,在能量摩托明平方重力的背景下,带电板的非单个溶液在物理上是可行的。

This paper investigates the influence of charge on physical features of gravastars in the framework of energy-momentum squared gravity. A gravastar is an alternate model to a black hole that comprises of three distinct regions, namely the intermediate shell, inner and outer sectors. Different values of the barotropic equation of state parameter provide the mathematical formulation for these regions. We construct the structure of a gravastar admitting conformal motion for a specific model of energy-momentum squared gravity. The field equations are formulated for a spherically symmetric spacetime with charged perfect matter distribution. For the smooth matching of external and internal spacetimes, we use Israel matching criteria. Various physical attributes of gravastars such as the equation of state parameter, proper length, entropy and energy are investigated (in the presence of charge) versus thickness of the shell. The charge in the inner core of gravastars preserves the state of equilibrium by counterbalancing the inward gravitational force. It is concluded that the non-singular solutions of charged gravastar are physically viable in the background of energy-momentum squared gravity.

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