Relativistic models for anisotropic compact stars: A review

J Kumar, P Bharti - New Astronomy Reviews, 2022 - Elsevier
Abstract The Einstein–Maxwell (or Einstein) system of field equations plays a substantial
role in the modeling of compact stars. Although due to its non-linearity getting an exact …

Observational constraints on maximum mass limit and physical properties of anisotropic strange star models by gravitational decoupling in Einstein–Gauss–Bonnet …

SK Maurya, KN Singh, M Govender… - Monthly Notices of the …, 2023 - academic.oup.com
In this work, we are guided by the gravitational wave events GW 170817 and GW 190814
together with observations of neutron stars PSR J1614-2230, PSR J1903+ 6620, and LMC X …

Role of Complexity on Self‐gravitating Compact Star by Gravitational Decoupling

SK Maurya, A Errehymy, R Nag… - Fortschritte der Physik, 2022 - Wiley Online Library
In this paper, we study novel classes of solutions characterizing the role of complexity on
static and spherically symmetric self‐gravitating systems proposed by L. Herrera (Phys Rev …

Relativistic configurations of Tolman stellar spheres in gravity

T Naz, A Malik, D Gillani, F Mofarreh - International Journal of …, 2023 - World Scientific
This study is devoted to investigate the formation of compact stars using Tolman–Kuchowicz
space-time in f (𝒢, 𝒯) gravity. By taking into account the physically reliable formulations of …

Class I approach as MGD generator

F Tello-Ortiz, SK Maurya, Y Gomez-Leyton - The European Physical …, 2020 - Springer
In this work we build a relativistic anisotropic admissible compact structures. To do so we
combine the class I approach with gravitational decoupling in order to generate the …

Stability of anisotropy pressure in self-gravitational systems in f (G) gravity

Z Yousaf, MZ Bhatti, S Khan, A Malik, HI Alrebdi… - Axioms, 2023 - mdpi.com
This investigation aims to explore certain variables which are considered responsible for
generating pressure anisotropy in dynamical spherically symmetric stellar systems against …

Stability analysis of charged neutron stars and Darmois junction conditions

MZ Gul, M Sharif, A Arooj, AR Jami… - The European Physical …, 2024 - Springer
This research article examines the impact of f (Q, T) theory on the geometry of charged
neutron stars filled with anisotropic matter configuration. Here, Q represents non-metricity …

Anisotropic neutron stars with hyperons: implication of the recent nuclear matter data and observations of neutron stars

A Rahmansyah, A Sulaksono, AB Wahidin… - The European Physical …, 2020 - Springer
Motivated by a recent report by Biwas and Bose (Phys Rev D 99: 104002, 2019) that the
observations of GW170817 to constrain the extent of pressure anisotropy in neutron stars …

Recent multimessenger constraints and the anisotropic neutron star

A Rahmansyah, A Sulaksono - Physical Review C, 2021 - APS
The impact of anisotropic pressure models in neutron stars (NSs) is increasing their
compactness. Therefore, for the relatively soft NS equation of state (EOS), we can still obtain …

f (G, TαβTαβ) theory and complex cosmological structures

Z Yousaf, MZ Bhatti, S Khan, PK Sahoo - Physics of the Dark Universe, 2022 - Elsevier
The basic objective of this investigation is to explore the impact of a novel gravitational
modification, specifically, the f (G, T 2)(where T 2≡ T α β T α β, T α β denotes the stress …