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 …

Forces inside hadrons: pressure, surface tension, mechanical radius, and all that

MV Polyakov, P Schweitzer - International Journal of Modern …, 2018 - World Scientific
The physics related to the form factors of the energy–momentum tensor spans a wide
spectrum of problems, and includes gravitational physics, hard-exclusive reactions, hadronic …

Decoupling gravitational sources in general relativity: from perfect to anisotropic fluids

J Ovalle - Physical Review D, 2017 - APS
Decoupling gravitational sources in general relativity: From perfect to anisotropic fluids Page 1
Decoupling gravitational sources in general relativity: From perfect to anisotropic fluids Jorge …

Stability of the isotropic pressure condition

L Herrera - Physical Review D, 2020 - APS
We investigate the conditions for the (in) stability of the isotropic pressure condition in
collapsing spherically symmetric, dissipative fluid distributions. It is found that dissipative …

[HTML][HTML] Decoupling gravitational sources in general relativity: The extended case

J Ovalle - Physics Letters B, 2019 - Elsevier
We show how to decoupling two spherically symmetric and static gravitational sources
through the most general possible extension of the so-called Minimal Geometric …

Approximate universal relations for neutron stars and quark stars

K Yagi, N Yunes - Physics Reports, 2017 - Elsevier
Neutron stars and quark stars are ideal laboratories to study fundamental physics at supra
nuclear densities and strong gravitational fields. Astrophysical observables, however …

Anisotropic solutions by gravitational decoupling

J Ovalle, R Casadio, R Da Rocha… - The European Physical …, 2018 - Springer
We investigate the extension of isotropic interior solutions for static self-gravitating systems
to include the effects of anisotropic spherically symmetric gravitational sources by means of …

The effect of gravitational decoupling on constraining the mass and radius for the secondary component of GW190814 and other self-bound strange stars in f (Q) …

SK Maurya, KN Singh, M Govender… - The Astrophysical …, 2023 - iopscience.iop.org
The Effect of Gravitational Decoupling on Constraining the Mass and Radius for the Secondary
Component of GW190814 and Other Self-bound Strange Stars in f(Q) Gravity Theory …

New definition of complexity for self-gravitating fluid distributions: The spherically symmetric, static case

L Herrera - Physical Review D, 2018 - APS
We put forward a new definition of complexity, for static and spherically symmetric self-
gravitating systems, based on a quantity, hereafter referred to as complexity factor, that …

[HTML][HTML] Anisotropic compact stars in f (R) gravity

GGL Nashed, S Capozziello - The European Physical Journal C, 2021 - Springer
We derive a new interior solution for stellar compact objects in\(f\mathcal {(R)}\) gravity
assuming a differential relation to constrain the Ricci curvature scalar. To this aim, we …