Stellar structure models in modified theories of gravity: Lessons and challenges

GJ Olmo, D Rubiera-Garcia, A Wojnar - Physics Reports, 2020 - Elsevier
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 …

Modified gravity and cosmology

EN Saridakis, R Lazkoz, V Salzano, PV Moniz… - 2021 - Springer
The dawn of the twenty-first century came with very positive prospects for gravity, cosmology,
and astrophysics. Technological progress made it possible for cosmology to enter to its …

f(QT) gravity

Y Xu, G Li, T Harko, SD Liang - The European Physical Journal C, 2019 - Springer
We propose an extension of the symmetric teleparallel gravity, in which the gravitational
action L is given by an arbitrary function f of the non-metricity Q and of the trace of the matter …

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 …

A Brief analysis of isotropic Karmarkar models in modified gravity theory

Y Feng, T Naseer, A Ashraf, D Sofuoğlu… - Chinese Journal of …, 2024 - Elsevier
This investigation explores the nature of charged compact stars within the modified theory
whose functional depends on the Ricci scalar, Lagrangian density of the matter and trace of …

Physical Behavior of Anisotropic Quark Stars in Modified f(RT) Gravity

T Naz, A Malik, Z Ramay - International Journal of Theoretical Physics, 2024 - Springer
The core objective of our study is to examine the possibilities of constructing an additional
class of precise solutions for appropriate anisotropic source configuration in the realm of f …

Modeling wormholes in gravity

P Moraes, PK Sahoo - Physical Review D, 2017 - APS
In this work, we propose the modeling of static wormholes within the f (R, T) extended theory
of gravity perspective. We present some models of wormholes, which are constructed from …

Viable and Stable Compact Stellar Structures in f (Q, T) f(Q,T) Theory

MZ Gul, M Sharif, A Arooj - Fortschritte der Physik, 2024 - Wiley Online Library
The main objective of this paper is to investigate the impact of f (Q, T) f(Q,T) gravity on the
geometry of anisotropic compact stellar objects, where QQ is non‐metricity and TT is the …

Gravastar: An alternative to black hole

S Ray, R Sengupta, H Nimesh - International Journal of Modern …, 2020 - World Scientific
In this work, we review thoroughly the origin, development and present status of gravastar
which has been thought to be an alternative to black hole along with its future feasibility in …

Anisotropic charged stellar models with modified Van der Waals EoS in f(Q) gravity

A Ditta, X Tiecheng, A Errehymy, G Mustafa… - The European Physical …, 2023 - Springer
This paper is based on the study of compact stars in the context of electric fields and the
nonmetricity effects of gravity. Due to this, we are motivated to build stellar models based on …