In the present paper, we investigate thermodynamics of a new perturbed black hole solution in symmetric teleparallel gravity. Our main focus is on for nonlinear model like Q+αQ2. We study features null geodesics and quasi-normal modes that occur current solution. inspect critical behavior thermal fluctuation phase transitions background considered get Davies points. To complete this study, also explore interesting aspects emission energy quantum fluctuations. highlight our results are good...

Abstract We study the orbital and oscillatory motion of test particles moving around slowly rotating first second kinds Einstein–Æther black holes. In relation to hole parameters, we find analytical solutions for radial profiles specific energy angular momentum equatorial stable circular orbits. The properties co-rotating as well contra-rotating innermost orbits are analyzed. examine frequencies latitudinal harmonic oscillations a function mass dimensionless coupling constants theory. key...

Abstract This work mainly focuses on unveiling the particle dynamics features of black holes. For this objective, we utilize charged hole geometry consisting cloud strings and quintessence under ansatz Rastall gravity. We have calculated analyzed effective potential, angular momentum, energy, horizon radius, inner stable circular orbit, photon sphere quasi-periodic oscillations, force to reveal dynamical features. in detail discussed effects charge hole, parameter, quintessential parameter...

In the present work, we investigate anisotropic compact stars under general relativistic platform. Following a novel technique, found an exact self-bound analytical stellar solution. The obtained solution was matched on spherical surface of boundary to Schwarzschild metric in order find expressions constants involved neutral system. We conducted various critical investigations such as variations pressures, density, energy conditions, pressure–density ratios, velocity sounds, and...

Abstract In this paper, our main concern is to obtain the geometrical structure of a thin-shell through match inner flat and outer renormalization group improved Schwarzschild black hole well-known cut paste approach. Then, we are interested discuss dynamical configuration composed scalar field (massive massless) an equation motion Klein–Gordon’s equation. Finally, stable observed linearized radial perturbation approach about equilibrium shell radius with phantomlike state, i.e.,...

Abstract This article evaluates the stability constraints of higher-dimensional geometry thin-shell wormholes developed from two equivalent copies inner and outer d -dimensional charged anti-de Sitter black holes bounded by a cloud strings quintessence. Such geometrical structures are built using cut-and-paste method that joins identical forms hole solutions at hypersurface. We develop equation motion for constructed then use linear radial perturbation approach to examine stable...

Abstract This study examines a recently hypothesized black hole, which is perfect solution of metric-affine gravity with positive cosmological constant, and its thermodynamic features as well the Joule-Thomson expansion. We develop some thermodynamical quantities, such volume, Gibbs free energy, heat capacity, using entropy Hawking temperature. also examine first law thermodynamics thermal fluctuations, might eliminate certain hole instabilities. In this regard, phase transition from...

Abstract In this study, the non-metricity scalar Q , which characterizes gravitational interaction, is used to analyze Universe’s rapid expansion within context of f ( ) gravity theory. We suggest an emergent scale factor, produces deceleration parameter in redshift form determines solution field equations FLRW Universe. evaluate appropriate values model parameters by considering SNIa from Pantheon, CMB Planck 2018, BAO, and 36 data points Hubble datasets using Markov Chain Monte Carlo...

Abstract In this manuscript, we inspect the stable geometry of thin-shell wormholes in framework static, spherically-symmetric quantum corrected charged black hole solution bounded by quintessence. regard, develop from two equivalent copies solutions through cut and paste approach. Then, employ linearized radial perturbation to discuss stability developed wormhole assuming variable equations state. We obtain maximum configuration for massive holes both barotropic Chaplygin variables It is...

This paper is devoted to studying thermodynamics and particle acceleration around charged rotating BHs surrounded by perfect fluid dark matter. In the beginning, we discuss BH horizons, ergosphere inner stable circular orbits in framework of It observed that matter effects Hawking's temperature, Gibbs free energy, other physical quantities related thermodynamics. Some different aspects are discussed within scope values involved parameters. Further, thermal fluctuations considered solutions,...