Faizuddin Ahmed
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View article: AdS black hole solution with a dark matter halo surrounded by a cloud of strings
AdS black hole solution with a dark matter halo surrounded by a cloud of strings Open
We derive and analyze a Schwarzschild-like Anti-de Sitter (AdS) (BH) obtained as a static, spherically symmetric solution of Einstein’s equations sourced by a cloud of strings (CoS) and a dark matter (DM) halo modeled by a Dehnen-type dens…
View article: Nonrelativistic Quantum Dynamics in a Twisted Screw Spacetime
Nonrelativistic Quantum Dynamics in a Twisted Screw Spacetime Open
We investigate the nonrelativistic quantum dynamics of a spinless particle in a screw-type spacetime endowed with two independent twist controls that interpolate between a pure screw dislocation and a homogeneous twist. From the induced sp…
View article: Thermodynamics and Joule–Thomson expansion of Schwarzschild-AdS black holes with a cloud of strings and quintessential-like fluid
Thermodynamics and Joule–Thomson expansion of Schwarzschild-AdS black holes with a cloud of strings and quintessential-like fluid Open
In this study, we explore the thermodynamic properties of a Schwarzschild black hole (BH) embedded in an anti-de Sitter (AdS) background, which is further coupled with a cloud of strings and surrounded by a quintessence-like fluid. Beginni…
View article: Generalized Tri-recurrent Finsler Space Under Cartan-Type Mixed Covariant Derivatives
Generalized Tri-recurrent Finsler Space Under Cartan-Type Mixed Covariant Derivatives Open
In this paper, we concentrate on a new Finsler space that is a combination of two types of Cartan derivatives of third order for Berwald curvature tensor H_jkh^i. We find the condition that Berwald curvature tensor H_jkh^i is special gener…
View article: Effects of modified woods saxon potential on quantum dynamics of spin 0 scalar particle in a cosmic string spacetime
Effects of modified woods saxon potential on quantum dynamics of spin 0 scalar particle in a cosmic string spacetime Open
In this study, we investigate the quantum dynamics of spin-0 scalar particles interacting with both scalar and vector potentials in the background of a cosmic string space-time, under the influence of a quantum flux field. The behavior of …
View article: Optical Properties and QPOs in AdS Black Holes with a Cloud of Strings and Quintessence-like Field in NLED Scenario
Optical Properties and QPOs in AdS Black Holes with a Cloud of Strings and Quintessence-like Field in NLED Scenario Open
In a recent study \cite{isz00}, the authors derived exact black hole solutions in the framework of Einstein gravity coupled with a nonlinear electrodynamics field, considering additional matter sources in the form of a cloud of strings and…
View article: Nonrelativistic quantum dynamics in a twisted screw spacetime
Nonrelativistic quantum dynamics in a twisted screw spacetime Open
We investigate the nonrelativistic quantum dynamics of a spinless particle in a screw-type spacetime endowed with two independent twist controls that interpolate between a pure screw dislocation and a homogeneous twist. From the induced sp…
View article: Thermal behavior of generalized black-bounce black holes
Thermal behavior of generalized black-bounce black holes Open
In this work, we tested the thermal behavior of a class of regular black hole (BH) solutions defined as generalized black-bounce space-times. We introduce several novel configurations governed by different mass functions and geometric defo…
View article: Static AdS Black Holes Surrounded by Strings and Quintessence-like Field within Rastall Gravity Framework
Static AdS Black Holes Surrounded by Strings and Quintessence-like Field within Rastall Gravity Framework Open
In this work, we tested the physical properties of Rastall black holes in the presence of string clouds and quintessence. The modified spacetime geometry arising from the Rastall framework is first established, providing the basis for anal…
View article: Equatorial light bending around a Hairy Kiselev black hole
Equatorial light bending around a Hairy Kiselev black hole Open
We investigate the deflection angle of light rays confined to the equatorial plane of a Hairy Kiselev black hole. The analysis includes a thorough study of the horizon structure and critical parameters, leading to an analytic expression fo…
View article: AdS Black Hole Solution with a Dark Matter Halo Surrounded by a Cloud of Strings
AdS Black Hole Solution with a Dark Matter Halo Surrounded by a Cloud of Strings Open
We derive and analyze a Schwarzschild-like Anti-de Sitter (AdS) black hole (BH) obtained as a static, spherically symmetric solution of Einstein's equations sourced by a cloud of strings (CoS) and a dark matter (DM) halo modeled by a Dehne…
View article: Observable signatures of black hole with Hernquist dark matter halo having a cloud of strings: geodesic, perturbations, and shadow
Observable signatures of black hole with Hernquist dark matter halo having a cloud of strings: geodesic, perturbations, and shadow Open
We present a comprehensive theoretical investigation of a novel black hole (BH) spacetime: a Schwarzschild BH embedded in a Hernquist-type dark matter halo (HDMH) and surrounded by a cloud of strings CS-collectively termed the Schwarzschil…
View article: Dynamics of test particles, QPOs and thermodynamics of charged Euler-Heisenberg AdS black holes with a cloud of strings and dark matter
Dynamics of test particles, QPOs and thermodynamics of charged Euler-Heisenberg AdS black holes with a cloud of strings and dark matter Open
We investigate the geodesic motion of test particles around a charged Euler-Heisenberg Anti-de Sitter black hole (CEH-AdS-BH) with a cloud of strings (CoS) and surrounded by perfect fluid dark matter (PFDM). Our analysis examines how the i…
View article: Gravitational Lensing and Topological Photon Sphere of Holonomy Corrected Schwarzschild Black Hole with a Cloud of Strings
Gravitational Lensing and Topological Photon Sphere of Holonomy Corrected Schwarzschild Black Hole with a Cloud of Strings Open
In this paper, we theoretically investigate the deflection of light, lensing equations, topological properties of photon rings, and accretion disk characteristics in the spacetime of a holonomy-corrected Schwarzschild black hole surrounded…
View article: A Black Hole Solution in Kalb-Ramond Gravity with Quintessence Field: From Geodesic Dynamics to Thermal Criticality
A Black Hole Solution in Kalb-Ramond Gravity with Quintessence Field: From Geodesic Dynamics to Thermal Criticality Open
We present a theoretical investigation of black hole solutions in Kalb-Ramond gravity embedded with quintessence fields. Our study examines how combined effects of Lorentz violation through the Kalb-Ramond field parameter $η$ and exotic ma…
View article: Thermodynamics and Joule-Thomson Expansion for Schwarzschild-AdS Black Holes with Cloud of Strings and Quintessential-like Fluid
Thermodynamics and Joule-Thomson Expansion for Schwarzschild-AdS Black Holes with Cloud of Strings and Quintessential-like Fluid Open
In this study, we explore the thermodynamic properties of a Schwarzschild black hole (BH) embedded in an anti-de Sitter (AdS) background, which is further coupled with a cloud of strings and surrounded by a quintessence-like fluid. Beginni…
View article: Schwarzschild-AdS Black Holes with Cloud of Strings and Quintessence: Geodesics, Thermodynamic Topology, and Quasinormal Modes
Schwarzschild-AdS Black Holes with Cloud of Strings and Quintessence: Geodesics, Thermodynamic Topology, and Quasinormal Modes Open
In this study, we explore a Schwarzschild-anti de-Sitter black hole (BH) coupled with a cloud of strings (CoS) possessing both electric- and magnetic-like components of the string bivector, embedded in a Kiselev-type quintessence fluid (QF…
View article: Noncommutative Geometry Inspired AdS Black Hole with a Cloud of Strings Surrounded by Quintessence-like fluid
Noncommutative Geometry Inspired AdS Black Hole with a Cloud of Strings Surrounded by Quintessence-like fluid Open
We investigate the geometric and physical properties of an anti-de Sitter (AdS) black hole space-time coupled by a cloud of strings and surrounded by a quintessence-like fluid, all within the framework of non-commutative (NC) geometry. Fro…
View article: Ray and wave dynamics in a static FRW spacetime with conical singularity
Ray and wave dynamics in a static FRW spacetime with conical singularity Open
In this paper, we investigate a (1+3)-dimensional static Friedmann-Robertson-Walker (FRW) space-time, pierced by a cosmic string. Our analysis begins with a detail study of the geodesic motion of photon rays in this curved background, focu…
View article: Equatorial light bending around a Hairy Kiselev Black Hole
Equatorial light bending around a Hairy Kiselev Black Hole Open
We investigate the deflection angle of light rays confined to the equatorial plane of a Hairy Kiselev black hole. The analysis includes a thorough study of the horizon structure and critical parameters, leading to an analytic expression fo…
View article: Geodesics, Scalar Fields, and GUP-Corrected Thermodynamics of Charged BTZ-like Black Holes in Bopp-Podolsky Electrodynamics
Geodesics, Scalar Fields, and GUP-Corrected Thermodynamics of Charged BTZ-like Black Holes in Bopp-Podolsky Electrodynamics Open
In Ref. [1], the spacetime geometry generated by compact objects in $(2+1)$-dimensional Bopp-Podolsky electrodynamics is derived. Using a perturbative approach, the authors derived a charged BTZ-like black hole solution and computed correc…
View article: Geometry-induced Coulomb-like potential in helically twisted quantum systems
Geometry-induced Coulomb-like potential in helically twisted quantum systems Open
In this paper, we investigate the Schrödinger equation in a three-dimensional helically twisted space characterized by a non-trivial torsion parameter. By applying exact separation of variables, we derive the radial equation governing the …
View article: Geometric and wave optics in a topologically charged Perry-Mann type wormhole with disclinations
Geometric and wave optics in a topologically charged Perry-Mann type wormhole with disclinations Open
In this work, we investigate a static and circularly symmetric three-dimensional wormhole solution characterized by topological charge and the presence of disclinations. We begin by analyzing the motion of photons and massive particles wit…
View article: Some observable physical properties of Finslerian Hayward-like black hole with global monopole charge and quintessence field
Some observable physical properties of Finslerian Hayward-like black hole with global monopole charge and quintessence field Open
In this work, we investigate the geodesic motion of both massless and massive test particles in the vicinity of a spherically symmetric Finslerian Hayward-like black hole (FHBH) that is coupled to a quintessence field (QF) and carries a gl…
View article: Dunkl black hole with phantom global monopoles: geodesic analysis, thermodynamics and shadow
Dunkl black hole with phantom global monopoles: geodesic analysis, thermodynamics and shadow Open
We explore a static spherically symmetric black hole (BH) solution within the framework of Dunkl geometry, incorporating the effects of both ordinary and phantom global monopoles. This extends classical BH physics by introducing topologica…
View article: Fingerprints of Loop Quantum Gravity Black Holes with Quintessence Field
Fingerprints of Loop Quantum Gravity Black Holes with Quintessence Field Open
In this study, we investigate a static, spherically symmetric black hole (BH) within the framework of Loop Quantum Gravity (LQG) surrounded by quintessence field. Our comprehensive analysis shows that the interplay between quantum correcti…
View article: Geodesics and scalar perturbations of deformed AdS-Schwarzschild black hole with a global monopole surrounded by a quintessence field
Geodesics and scalar perturbations of deformed AdS-Schwarzschild black hole with a global monopole surrounded by a quintessence field Open
We conduct a comprehensive investigation of a deformed AdS-Schwarzschild black hole with a global monopole surrounded by a quintessence field. Our analysis focuses on the geodesic motion of both null and timelike particles, enabling precis…