Stellar structure models in modified theories of gravity: Lessons and challenges
The understanding of stellar structure represents the crossroads of our theories of the
nuclear force and the gravitational interaction under the most extreme conditions observably …
nuclear force and the gravitational interaction under the most extreme conditions observably …
The realistic models of relativistic stars in f (R)= R+ αR2 gravity
AV Astashenok, SD Odintsov… - … and Quantum Gravity, 2017 - iopscience.iop.org
In the context of $ f (R)= R+\alpha R^{2} $ gravity, we study the existence of neutron and
quark stars for various α with no intermediate approximation in the system of equations …
quark stars for various α with no intermediate approximation in the system of equations …
Charged dilatonic black holes in gravity's rainbow
In this paper, we present charged dilatonic black holes in gravity's rainbow. We study the
geometric and thermodynamic properties of black hole solutions. We also investigate the …
geometric and thermodynamic properties of black hole solutions. We also investigate the …
Modified TOV in gravity's rainbow: properties of neutron stars and dynamical stability conditions
In this paper, we consider a spherical symmetric metric to extract the hydrostatic equilibrium
equation of stars in (3+ 1)-dimensional gravity's rainbow in the presence of cosmological …
equation of stars in (3+ 1)-dimensional gravity's rainbow in the presence of cosmological …
On neutron stars in f (R) theories: Small radii, large masses and large energy emitted in a merger
MA Resco, Á de la Cruz-Dombriz, FJL Estrada… - Physics of the dark …, 2016 - Elsevier
In the context of f (R) gravity theories, we show that the apparent mass of a neutron star as
seen from an observer at infinity is numerically calculable but requires careful matching, first …
seen from an observer at infinity is numerically calculable but requires careful matching, first …
Neutron stars structure in the context of massive gravity
Motivated by the recent interests in spin− 2 massive gravitons, we study the structure of
neutron star in the context of massive gravity. The modifications of TOV equation in the …
neutron star in the context of massive gravity. The modifications of TOV equation in the …
[HTML][HTML] Dilatonic BTZ black holes with power-law field
Motivated by low energy effective action of string theory and numerous applications of BTZ
black holes, we will consider minimal coupling between dilaton and nonlinear …
black holes, we will consider minimal coupling between dilaton and nonlinear …
Dilatonic black holes in gravity's rainbow with a nonlinear source: the effects of thermal fluctuations
This paper is devoted to an investigation of nonlinearly charged dilatonic black holes in the
context of gravity's rainbow with two cases:(1) by considering the usual entropy,(2) in the …
context of gravity's rainbow with two cases:(1) by considering the usual entropy,(2) in the …
Constraining quadratic f (R) gravity from astrophysical observations of the pulsar J0704+ 6620
GGL Nashed, W El Hanafy - Journal of Cosmology and …, 2023 - iopscience.iop.org
We apply quadratic f (R)= R+ epsilon R 2 field equations, where epsilon has a dimension [L
2], to static spherical stellar model. We assume the interior configuration is determined by …
2], to static spherical stellar model. We assume the interior configuration is determined by …
Anisotropic magnetized neutron star
GH Bordbar, M Karami - The European Physical Journal C, 2022 - Springer
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 …
compact objects. Therefore, in this paper, we have studied the structure properties of …