Charged anisotropic compact objects by gravitational decoupling

被引:96
|
作者
Morales, E. [1 ]
Tello-Ortiz, Francisco [2 ]
机构
[1] Univ Catolica Norte, Dept Fis, Ave Angamos 0610, Antofagasta, Chile
[2] Univ Antofagasta, Dept Fis, Fac Ciencias Basicas, Casilla 170, Antofagasta, Chile
来源
EUROPEAN PHYSICAL JOURNAL C | 2018年 / 78卷 / 08期
关键词
DYNAMICAL INSTABILITY; SPHERES; FLUID; STARS; CRACKING; COLLAPSE; FIELD; MASS;
D O I
10.1140/epjc/s10052-018-6102-8
中图分类号
O412 [相对论、场论]; O572.2 [粒子物理学];
学科分类号
摘要
In the present article, we have constructed a static charged anisotropic compact star model of Einstein field equations for a spherically symmetric space-time geometry. Specifically, we have extended the charged isotropic Heintzmann solution to an anisotropic domain. To address this work, we have employed the gravitational decoupling through the so called minimal geometric deformation approach. The charged anisotropic model is representing the realistic compact objects such as RX J1856 - 37 and SAX J1808.4-3658(SS2). We have reported our results in details for the compact star RX J1856 - 37 on the ground of physical properties such as pressure, density, velocity of sound, energy conditions, stability conditions, Tolman-Oppenheimer-Volkoff equation and redshift etc.
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页数:17
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