Study of embedded class-I fluid spheres in f (R, T) gravity with Karmarkar condition

Z Asghar, MF Shamir, A Usman, A Malik - Chinese Journal of Physics, 2023 - Elsevier
In this article, we explore some emerging properties of the stellar objects in the frame of the f
(R, T) gravity by employing the well-known Karmarkar condition, where R and T represent …

Relativistic Krori‐Barua Compact Stars in f (R, T) f(R,T) Gravity

MF Shamir, Z Asghar, A Malik - Fortschritte der Physik, 2022 - Wiley Online Library
This work aims to investigate the behaviour of compact stars in the background of f (R, T)
f(R,T) theory of gravity. For current work, we consider the Krori‐Barua metric potential ie, ν …

[HTML][HTML] Cylindrical wormholes and electromagnetic field

M Yousaf, MZ Bhatti, Z Yousaf - Nuclear Physics B, 2023 - Elsevier
In this manuscript, we study the construction of static cylindrically symmetric thin shell
wormhole models with an electric charge in the background of f (R, T) gravity. We utilized …

Charged quark stars in f (R, T) gravity

JMZ Pretel, T Tangphati, A Banerjee… - Chinese Physics …, 2022 - iopscience.iop.org
Recent advances in nuclear theory and new astrophysical observations have led to the
need for specific theoretical models applicable to dense-matter physics phenomena …

Anisotropic compact stars in , gravity including charge with exterior Reissner-Nordstrom spacetime

A Malik, A Arif, MF Shamir - International Journal of Theoretical Physics, 2023 - Springer
The aim of this manuscript is to investigate the charged anisotropic compact stars in f (R, A)
theory of gravity, namely Ricci-Inverse gravity. By employing the Karmarkar condition, we …

Confront modified gravity with the massive pulsar

GGL Nashed - The European Physical Journal C, 2023 - Springer
Many physically inspired general relativity (GR) modifications predict significant deviations
in the properties of spacetime surrounding massive neutron stars. Among these …

Junction conditions of Palatini gravity

JL Rosa, D Rubiera-Garcia - Physical Review D, 2022 - APS
We work out the junction conditions for the Palatini f (R, T) extension of general relativity,
where f is an arbitrary function of the curvature scalar R of an independent connection, and …

Extended Tolman III and VII solutions in gravity: Models for neutron stars and supermassive stars

TD Pappas, C Posada, Z Stuchlík - Physical Review D, 2022 - APS
In the context of linear f (R, T)= R+ χ T gravity, where R is the Ricci scalar, T is the trace of the
energy-momentum tensor, and χ is a dimensionless parameter, we have obtained exact …

Normal oscillation modes and radial stability of neutron stars with a dark-energy core from the Chaplygin gas

JMZ Pretel, M Dutra, SB Duarte - Physical Review D, 2024 - APS
As a potential candidate for the late-time accelerating expansion of the Universe, the
Chaplygin gas and its generalized models have significant implications to modern …

Rapidly rotating neutron stars in gravity

FM da Silva, LCN Santos, CE Mota… - The European Physical …, 2023 - Springer
In this work, we study the influence of f (R, T) gravity on rapidly rotating neutron stars. First
we discuss the main aspects of this modified theory of gravity where the gravitational …