S. K. Maurya
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View article: Influence of dark matter Induced by Gravitational Decoupling on Maximum Mass and Stability of Compact Stars and Understanding the Mass Gap Phenomenon
Influence of dark matter Induced by Gravitational Decoupling on Maximum Mass and Stability of Compact Stars and Understanding the Mass Gap Phenomenon Open
Recent gravitational wave events reported by the LIGO Livingston observatory and the LIGO–Virgo–KAGRA detector network point to the coalescing of a binary system comprising of a heaviest neutron star (NS) and the lightest black hole (BH) i…
View article: Black hole quasinormal modes, greybody factors and quasi-periodic oscillations in teleparallel Born-Infeld gravity
Black hole quasinormal modes, greybody factors and quasi-periodic oscillations in teleparallel Born-Infeld gravity Open
This paper presents a detailed analysis of several physical aspects, including scalar quasinormal modes (QNMs), greybody factors, and orbital dynamics of black holes in teleparallel Born–Infeld gravity with coupling λ. Employing a sixth–or…
View article: Recent advances in metallic nanowire based transparent electrodes: from chemistry of metallic nanowires to physics behind the conducting networks
Recent advances in metallic nanowire based transparent electrodes: from chemistry of metallic nanowires to physics behind the conducting networks Open
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View article: Modeling anisotropic compact objects in the vanishing complexity regime through gravitational decoupling
Modeling anisotropic compact objects in the vanishing complexity regime through gravitational decoupling Open
In this work, we model static spherically symmetric compact stars within the framework of classical general relativity. In order to obtain exact solutions of the Einstein field equations with non-singular density profile we adopt the gener…
View article: Analyzing QPOs and dynamics with trajectories around charged Horndeski black hole
Analyzing QPOs and dynamics with trajectories around charged Horndeski black hole Open
In this study, we investigate the motion of neutral test particles in the space-time of a spherically symmetric charged Horndeski black hole. By employing the effective potential method, we analyze the conditions for the stability of circu…
View article: Dynamics of Interacting Murnaghan-Equation-of-State Fluids with Global Monopole and Nonlinear Power-Yang-Mills Hair in Critical-Dimension AdS Black Holes
Dynamics of Interacting Murnaghan-Equation-of-State Fluids with Global Monopole and Nonlinear Power-Yang-Mills Hair in Critical-Dimension AdS Black Holes Open
We construct and analyze a novel family of exact higher-dimensional black hole solutions in Einstein-Power-Yang-Mills gravity minimally coupled to a scalar field multiplet supporting a global monopole and a surrounding anisotropic ''scalar…
View article: Constraints on Kalb-Ramond Gravity from EHT Observations of Rotating Black Holes in Traceless Conformal Electrodynamics
Constraints on Kalb-Ramond Gravity from EHT Observations of Rotating Black Holes in Traceless Conformal Electrodynamics Open
We present a phenomenological study of rotating, charged black holes in Einstein gravity coupled to a traceless (conformal) matter sector formed by ModMax nonlinear electrodynamics and a Kalb-Ramond two-form that spontaneously breaks local…
View article: Most general exact solution for charged compact star model in extended symmetric teleparallel gravity using two step-method
Most general exact solution for charged compact star model in extended symmetric teleparallel gravity using two step-method Open
This article investigates the physical properties and stability of an isotropic compact star in F(Q,T) gravity, where T denotes the trace of the energy-momentum tensor and Q represents the nonmetricity scalar. In the present study, the imp…
View article: Observational constraints on holography in $(2 + 1)$-dimensional cosmology with a generalized equation of state
Observational constraints on holography in $(2 + 1)$-dimensional cosmology with a generalized equation of state Open
In this study we explore the cosmic holographic principle, as proposed by Fischler and Susskind~\cite{Fischler}, within the framework of $(2 + 1)$-dimensional cosmological models. A generalized equation of state is employed, given by $p = …
View article: Anisotropic compact stars in quadratic f(R) gravity and influence of quadratic parameter on properties of compact stars
Anisotropic compact stars in quadratic f(R) gravity and influence of quadratic parameter on properties of compact stars Open
In this article, we explore an anisotropic model to describe the Buchdahl compact star with a spherically symmetric matter distribution within the framework of modified f(R) gravity. To achieve this, we consider the Starobinsky model f(R)=…
View article: The D-dimensional charged AdS black holes solutions in polytropic dark energy from Barrow entropy
The D-dimensional charged AdS black holes solutions in polytropic dark energy from Barrow entropy Open
This paper mainly aims to solve the anti-deSitter Black Holes (AdS BH) under the Barrow entropy under polytropic gas fluid, especially the Chaplygin gas. First, we develop this last polytropic model in detail to then obtain the possible so…
View article: Testing of QPOs, particle dynamics, emission energy and thermal fluctuation around a regular hairy black hole
Testing of QPOs, particle dynamics, emission energy and thermal fluctuation around a regular hairy black hole Open
We investigate the dynamics of test particles around a spherically symmetric, non-rotating, hairy regular black hole, examining how the model parameters affect particle motion. The black hole is characterized by two parameters, the mass $$…
View article: Accretion onto a Schwarzschild-like black hole in Einstein-Grisaru-Zanon gravity
Accretion onto a Schwarzschild-like black hole in Einstein-Grisaru-Zanon gravity Open
We investigate the matter accretion of well-known fluids flowing onto a Schwarzschild-like black hole in Einstein–Grisaru–Zanon (EGZ) gravity. Within the framework of EGZ gravity, we can determine the accretion properties of fluids that ha…
View article: Circular motion, QPOs testing, emission energy and thermal fluctuations around a non-singular hairy Bardeen black hole
Circular motion, QPOs testing, emission energy and thermal fluctuations around a non-singular hairy Bardeen black hole Open
We investigate the dynamics of test particles around a spherically symmetric, non-rotating hairy-Bardeen black hole, and then study the influence of the model’s parameters on the particle motion. The black hole is fully characterized by fi…
View article: Macrophytes' function in bio-geochemical cycling and aquatic ecosystem maintenance of homeostasis
Macrophytes' function in bio-geochemical cycling and aquatic ecosystem maintenance of homeostasis Open
The Homeostasis of Phosphorus (HP) in subterranean macrophytes (MP) influences the vulnerability of lakes to phase transitions; the processes connecting submerged MP HP to these alterations remain ambiguous. Eutrophication (EP) significant…
View article: Targeting NOX2 mitigates seizure susceptibility, oxidative stress, and neuroinflammation in the pentylenetetrazol seizure model
Targeting NOX2 mitigates seizure susceptibility, oxidative stress, and neuroinflammation in the pentylenetetrazol seizure model Open
Oxidative stress is a pivotal driver of epileptogenesis and seizure-induced neuronal pathology, with NADPH oxidase 2 (NOX2) serving as a major source of reactive oxygen species (ROS) in the brain. Despite its established role in seizure pa…
View article: Balancing Productivity and Sustainability in EDM: A Comprehensive Analysis of Energy Consumption and Electrode Degradation
Balancing Productivity and Sustainability in EDM: A Comprehensive Analysis of Energy Consumption and Electrode Degradation Open
Die Sinking Electrical Discharge Machining (EDM) is a manufacturing process for fabricating complex geometries in challenging applications. However, its energy-intensive nature and complex parameter interactions pose challenges in balancin…
View article: A study on the geometric configuration and stability of wormholes in symmetric teleparallel gravity influenced by dark energy and rotational velocity profiles
A study on the geometric configuration and stability of wormholes in symmetric teleparallel gravity influenced by dark energy and rotational velocity profiles Open
This study explores the characteristics of wormhole geometries within the framework of symmetric teleparallel gravity, specifically $$\mathcal {F}(\mathcal {Q})$$ gravity. By integrating holographic and mixed dark energy density prof…
View article: Flare genesis in relativistic jet: Disentangling the drivers of variability in the blazar 4C +27.50
Flare genesis in relativistic jet: Disentangling the drivers of variability in the blazar 4C +27.50 Open
Recently, blazar 4C +27.50 was found to be flaring in gamma-rays since its detection with Fermi-LAT in 2008. For the first time, a dedicated temporal and spectral study of the blazar 4C +27.50 has been performed in this work to understand …
View article: Exploring decoupling process and energy exchange in compact stars induced by dark matter spike density profile within complexity free domain
Exploring decoupling process and energy exchange in compact stars induced by dark matter spike density profile within complexity free domain Open
This study focuses on the characteristics of compact stars composed of dark matter induced by gravitational decoupling in the context of the general theory of relativity. We are proposing an anisotropic model holding an Einasto spike dark …
View article: Charged compact star models in extended symmetric teleparallel gravity and influence of charge and coupling parameters on the star configuration
Charged compact star models in extended symmetric teleparallel gravity and influence of charge and coupling parameters on the star configuration Open
In this paper, the modified field equations in the context of Extended symmetric teleparallel gravity theory are considered for isotropic and charged compact stellar configuration. In order to obtain an exact solution to the modified field…
View article: Stability and existence of wormhole models in <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" altimg="si1.svg"> <mml:mi mathvariant="script">F</mml:mi> <mml:mo stretchy="false">(</mml:mo> <mml:mi mathvariant="script">Q</mml:mi> <mml:mo stretchy="false">)</mml:mo> </mml:math> gravity generated by holographic dark energy densities
Stability and existence of wormhole models in gravity generated by holographic dark energy densities Open
In this work, we investigate the existence, stability and physical viability of wormhole solutions within the framework of F(Q) gravity, a modified gravity theory where Q represents the non-metricity scalar. In this study, we developed wor…
View article: Exploring physical properties of anisotropy dependent self-gravitating massive compact stars in $$f(\mathbb {Q})$$ gravity
Exploring physical properties of anisotropy dependent self-gravitating massive compact stars in $$f(\mathbb {Q})$$ gravity Open
In this paper, we present anisotropy-dependent well behaved non-singular solutions for static and spherically symmetric self-gravitating compact objects in the framework of $$f(\mathbb {Q})$$ gravity assuming the linear form of $$f(\…