Anisotropic magnetized neutron star
Gholam Hossein Bordbar, Mohammad Karami

TL;DR
This paper investigates how strong magnetic fields induce anisotropy in neutron stars, affecting their structure, maximum mass, radius, and stability, with implications for understanding their observable properties.
Contribution
It derives the equation of state for magnetized neutron star matter with uniform and density-dependent magnetic fields and analyzes their structural and stability properties.
Findings
Maximum mass and radius increase with magnetic field strength.
Redshift and gravitational effects intensify as magnetic fields grow.
Anisotropic magnetic fields influence neutron star stability and observable features.
Abstract
As we know, the effect of strong magnetic field causes the anisotropy for the magnetized compact objects. Therefore, in this paper, we have studied the structure properties of anisotropic case of magnetized neutron star. We have derived the equation of state (EoS) of neutron star matter for two forms of magnetic fields, one uniform and one density dependent. We have solved the generalized Tolman Oppenheimer Volkoff equations to examine the maximum mass and corresponding radius, Schwarzschild radius, graviitational redshift, Kretschmann scalar, and Buchdahl theorem for this system. It was shown that the maximum mass and radius of neutron star are increasing functions of the magnetic field. Also redshift, strength of gravity, and Kretschmann scalar increase as the magnetic field increases. In addition, the dynamical stability of anisotrop neutron star has been investigated, and finally a…
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