论文标题

紧凑型星的分析模型,具有新版本的改良chaplygin方程

Analytical Model of Compact Star with a new version of Modified Chaplygin Equation of State

论文作者

Malaver, Manuel, Iyer, Rajan

论文摘要

在本文中,我们发现了一个新的与偶然恒星分布的新模型,考虑到新版本的Chaplygin流体方程(2021年)。我们为Thirukanesh and Ragel(2012)指定了提出的指标的特定形式,并将其推广到Malaver(2014),以整合爱因斯坦的野外方程。获得的模型满足了现实恒星中预期的所有物理特性。径向压力,能量密度,度量系数,各向异性和质量是良好的,并且在恒星内部是规则的。这项研究的结果对于紧凑结构的新模型的开发和描述可能很有用。

In this paper we found a new model for compact star with anisotropic matter distribution considering the new version of Chaplygin fluid equation of state of Errehymy and Daoud (2021). We specify the particular form of the metric potential proposed for Thirukanesh and Ragel (2012) and generalized for Malaver (2014) in order to integrate the Einstein`s field equations. The obtained model satisfies all physical properties expected in a realistic star. The radial pressure, energy density, metric coefficients, anisotropy and mass are well defined and are regular in the stellar interior. The results of this research can be useful in the development and description of new models of compact structures.

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