Anisotropic compact star in linear f (Q)-action

SK Maurya, A Errehymy, GE Vîlcu… - … and Quantum Gravity, 2024 - iopscience.iop.org
In this paper, a significant leap forward in understanding compact stellar systems and the
modified f (Q) gravity theory is achieved. The pivotal discovery lies in the successful …

Modeling self-bound binary compact object with a slow rotation effect and effect of electric field gradient on the mass-radius limit and moment of inertia

SK Maurya, A Errehymy, KN Singh, MK Jasim… - Journal of High Energy …, 2024 - Elsevier
In this paper, we investigate the effects of electric field gradients on the secondary
component of GW190814 and other binary compact objects. Using general relativistic …

An Einstein-Maxwell interior solution obeying Karmarkar condition

G Estevez-Delgado, JE Delgado… - Revista Mexicana de …, 2024 - rmf.smf.mx
Abstract For the Einstein-Maxwell equation system, with perfect fluid in a static and
spherically symmetrical spacetime, we report an analytical internal solution which is …

A charged star with geometric Karmarkar condition

G Estevez-Delgado, J Estevez-Delgado… - Communications in …, 2023 - iopscience.iop.org
In this paper, we analyse an analytical solution of the Einstein–Maxwell field equations that
considers matter with anisotropic pressures in a static and spherically symmetric geometry …

Description of the interior of the neutron star in EXO 1785-248 by mean of the Karmarkar condition

JO Téllez Vázquez, AT Murguía… - … Journal of Geometric …, 2023 - World Scientific
Starting from the known condition of Karmarkar, which guarantees that a static and
spherically symmetrical space-time is embedded in a manifold of dimension 5, and that it …

A viable relativistic charged model of super-dense star LMC X-4

AT Murguía, M Vázquez-Nambo… - … Physics Letters A, 2023 - World Scientific
In this work, we present an exact interior solution to a physically acceptable Einstein–
Maxwell equation system, assuming a static and spherically symmetric spacetime with a …

An anisotropic interior solution of Einstein equations

M Vazquez-Nambo, VM Yépez-García… - … Physics Letters A, 2023 - World Scientific
In this work, the analysis of the behavior of an interior solution in the frame of Einstein's
general theory of relativity is reported. Given the possibility that, for greater densities than the …