Isotropization of locally rotationally symmetric Bianchi-I universe in f(Q)-gravity

A De, S Mandal, JT Beh, TH Loo, PK Sahoo - The European Physical …, 2022 - Springer
Despite having the somewhat successful description of accelerated cosmology, the early
evolution of the universe always challenges mankind. Our promising approach lies in a new …

Study of anisotropic strange stars in gravity: An embedding approach under the simplest linear functional of the matter-geometry coupling

SK Maurya, A Errehymy, D Deb, F Tello-Ortiz, M Daoud - Physical Review D, 2019 - APS
The present work is focused on the investigation of the existence of compact structures
describing anisotropic matter distributions within the framework of modified gravity theories …

Late-time acceleration in f (Q) gravity: Analysis and constraints in an anisotropic background

M Koussour, K El Bourakadi, SH Shekh, SKJ Pacif… - Annals of Physics, 2022 - Elsevier
This paper is devoted to investigate the anisotropic locally rotationally symmetric (LRS)
Bianchi type-I space–time in the context of the recently proposed f (Q) gravity in which Q is …

New definition of complexity factor in f (R, T, RμνTμν) gravity

Z Yousaf, MZ Bhatti, T Naseer - Physics of the Dark Universe, 2020 - Elsevier
This paper is devoted to present new definition of complexity factor for static cylindrically
symmetric matter configurations in f (R, T, R μ ν T μ ν) gravity. For this purpose, we have …

Accelerating Universe scenario in anisotropic f (Q) cosmology

M Koussour, M Bennai - Chinese Journal of Physics, 2022 - Elsevier
In this paper, we investigate the exact solution of an anisotropic space-time in the context of f
(Q) gravity, where f Q is the arbitrary function of the non-metricity scalar Q. Here, we consider …

Study of static charged spherical structure in f(RTQ) gravity

Z Yousaf, MZ Bhatti, T Naseer - The European Physical Journal Plus, 2020 - Springer
We generalize the definition of complexity for self-gravitating object proposed by Herrera
(Phys Rev D 97 (4): 044010, 2018), for the case of charged spherical matter distribution in f …

[HTML][HTML] Holographic dark energy in Gauss-Bonnet gravity with Granda-Oliveros cut-off

M Koussour, H Filali, SH Shekh, M Bennai - Nuclear Physics B, 2022 - Elsevier
In this paper, we have studied a model of holographic dark energy (HDE) with a
homogeneous and anisotropic Bianchi type-I Universe in the framework of Gauss-Bonnet …

Structure scalars of spherically symmetric dissipative fluids with gravity

Z Yousaf - Astrophysics and Space Science, 2018 - Springer
The aim of this study is to analyze the role of modification of gravity on some dynamical
properties of spherically symmetric relativistic systems. In this settings, the mathematical …

On the role of f (G, T) terms in structure scalars

Z Yousaf - The European Physical Journal Plus, 2019 - Springer
This work is devoted to exploring the effects of f (G, T) terms on the study of structure scalars
and their influence on the formulation of the Raychaudhuri, shear and Weyl scalar …

Dynamics of a parametrized dark energy model in f (R, T) gravity

JK Singh, A Singh, GK Goswami, J Jena - Annals of Physics, 2022 - Elsevier
We investigate a flat FLRW-model in f (R, T)-gravity, which includes the quadratic variation in
scalar curvature R and the linear term of the trace of the stress–energy tensor T. In turn, we …