151 citations · 994 across the 15 of their papers we have counts for
15 papers
Construction of Charged Cylindrical Gravastar-like Structures
Z. Yousaf
In this work, we extend the work of gravastars to analyze the role of electromagnetic field in gravity. We consider the irrotational cylindrically symmetric geometry and e…
Charged Gravastars in Modified Gravity
Z. Yousaf, Kazuharu Bamba, M. Z. Bhatti +1
In this paper, we investigate the effects of electromagnetic field on the isotropic spherical gravastar models in metric gravity. For this purpose, we have explored singul…
Existence of Compact Structures in Gravity
Z. Yousaf, M. Zaeem-ul-Haq Bhatti, M. Ilyas
The present paper is devoted to investigate the possible emergence of relativistic compact stellar objects through modified gravity. For anisotropic matter distribution, w…
Role of Model on the Stability of Cylindrical Stellar Model
Z. Yousaf, M. Zaeem-ul-Haq Bhatti, Ume Farwa
The aim of this paper is to investigate the stable/unstable regimes of the non-static anisotropic filamentary stellar models in the framework of gravity. We c…
Stability of Anisotropic Stellar Filaments
M. Zaeem-ul-Haq Bhatti, Z. Yousaf
The study of perturbation of self-gravitating celestial cylindrical object have been carried out in this paper. We have designed a framework to construct the collapse equation by f…
Electromagnetic Field and Cylindrical Compact Objects in Modified Gravity
Z. Yousaf, M. Zaeem-ul-Haq Bhatti
In this paper, we have investigated the role of different fluid parameters particularly electromagnetic field and corrections on the evolution of cylindrical compact object.…
Cavity Evolution and Instability Constraints of Relativistic Interiors
Z. Yousaf, M. Zaeem ul Haq Bhatti
In this manuscript, we have identified the dynamical instability constraints of a self-gravitating cylindrical object within the framework of theory of gravity. We have ex…
Influence of Electric Charge and Modified Gravity on Density Irregularities
M. Zaeem Ul Haq Bhatti, Z. Yousaf
This work aims to identify some inhomogeneity factors for plane symmetric topology with anisotropic and dissipative fluid under the effects of both electromagnetic field as well as…
The Influence of Modification of Gravity on the Dynamics of Radiating Spherical Fluids
Z. Yousaf, Kazuharu Bamba, M. Zaeem ul Haq Bhatti
We explore the evolutionary behaviors of compact objects in a modified gravitational theory with the help of structure scalars. Particularly, we consider the spherical geometry cou…
Instability of Meridional Axial System in f(R) Gravity
M. Sharif, Z. Yousaf
We analyze dynamical instability of non-static reflection axial stellar structure by taking into account generalized Euler's equation in metric gravity. Such an equation is…
Energy Density Inhomogeneities with Polynomial Cosmology
M. Sharif, Z. Yousaf
In this paper, we study the effects of polynomial model on the stability of homogeneous energy density in self-gravitating spherical stellar object. For this purpose, we con…
Cylindrical Thin-shell Wormholes in gravity
M. Sharif, Z. Yousaf
In this paper, we employ cut and paste scheme to construct thin-shell wormhole of a charged black string with terms. We consider model as an exotic matter source at w…
Stability of a Class of Non-Static Axial Self-Gravitating Systems in Gravity
M. Sharif, Z. Yousaf
In this paper, we analyze stability regions of a non-static restricted class of axially symmetric spacetime with anisotropic matter distribution. We consider model an…
Expansion-free Cylindrically Symmetric Models
M. Sharif, Z. Yousaf
This paper investigates cylindrically symmetric distribution of an-isotropic fluid under the expansion-free condition, which requires the existence of vacuum cavity within the flui…
Shearfree Spherically Symmetric Fluid Models
M. Sharif, Z. Yousaf
We try to find some exact analytical models of spherically symmetric spacetime of collapsing fluid under shearfree condition. We consider two types of solutions: one is to impose a…