Buchdahl quark stars within f (Q) theory

O Sokoliuk, S Pradhan, PK Sahoo… - The European Physical …, 2022 - Springer
In the present paper, authors study the strange stars with the MIT Bag EoS admitting
Buchdahl symmetry (non-singular and physically viable metric potential) in the both linear\(f …

[HTML][HTML] Charged anisotropic compact star core-envelope model with polytropic core and linear envelope

SA Mardan, I Noureen, A Khalid - The European Physical Journal C, 2021 - Springer
This manuscript is related to the construction of relativistic core-envelope model for
spherically symmetric charged anisotropic compact objects. The polytropic equation of state …

Behavior of anisotropic fluids with Chaplygin equation of state in Buchdahl spacetime

AK Prasad, J Kumar, A Sarkar - General Relativity and Gravitation, 2021 - Springer
In the present study we have proposed a new model of an anisotropic compact star which
admits the Chaplygin equation of state. For this purpose, we consider Buchdahl ansatz. We …

Compact stars admitting Finch-Skea symmetry in the presence of various matter fields

O Sokoliuk, A Baransky, PK Sahoo - Chinese Physics C, 2023 - iopscience.iop.org
In the present study, we investigate the anisotropic stellar solutions admitting Finch-Skea
symmetry (viable and non-singular metric potentials) in the presence of some exotic matter …

An isotropic compact stellar model in curvature coordinate system consistent with observational data

J Kumar, P Bharti - The European Physical Journal Plus, 2022 - Springer
This paper investigates a spherically symmetric compact relativistic body with isotropic
pressure profiles within the framework of general relativity. In order to solve the Einstein's …

Exploring the physics of relativistic compact stars: an anisotropic model with quadratic equation of state in buchdahl geometry

M Kumar, J Kumar, P Bharti, AK Prasad - Astrophysics and Space Science, 2024 - Springer
By using the quadratic equation of state and the anisotropic energy-momentum tensor for
compact stars in spherically symmetric spacetime in hydrostatic static equilibrium to solve …

Anisotropic relativistic fluid spheres with a linear equation of state

AK Prasad, J Kumar - New Astronomy, 2022 - Elsevier
In this work, we present a class of relativistic and well-behaved solution to the Einstein's field
equations for anisotropic matter distribution. We perform our analysis by using the Buchdahl …

Pulsar PSR B094310 as an isotropic Vaidya–Tikekar-type compact star

J Kumar, P Bharti - Pramana, 2022 - Springer
In this paper, we have constructed a well-behaved, realistic and stable model for relativistic
compact star in the presence of isotropic charged fluid by solving the Einstein–Maxwell field …

Physically Viable Imperfect Fluid Models of Compact Stars

M Kumar, J Kumar, A Kumar - International Journal of Theoretical Physics, 2024 - Springer
In this manuscript, we present a novel approach to constructing a distinct anisotropic
solution for spherically symmetric spacetime. Our investigation focuses on the Buchdahl …

Isotropic uncharged model with compactness and stable configurations

AK Prasad, J Kumar, A Kumar - Arabian Journal of Mathematics, 2021 - Springer
In this study we have obtained a new exact model for relativistic stellar object by solving
Einstein's field equation with help of Buchdahl metric. The model is capable to represent …