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We find radiation in an infalling frame and present an explicit analytic evidence of the failure of no drama condition by showing that an infalling observer finds an infinite negative energy density at the event horizon. The negative and…

High Energy Physics - Theory · Physics 2014-04-02 Wontae Kim , Edwin J. Son

We present the thermodynamics of a charged and rotating BTZ black holes here. In particular, we derive expressions for various macroscopic thermal quantities such as entropy, Hawking temperature, Helmholtz free energy, internal energy,…

General Relativity and Quantum Cosmology · Physics 2022-02-01 Sudhaker Upadhyay , Nadeem-ul-islam , Prince A. Ganai

We do a detailed study of the thermodynamics of black holes in Rainbow gravity in the framework of the Kiselev metric, taking into account different cosmic fluids which can mimic several kinds of dark energy scenarios. A discussion related…

General Relativity and Quantum Cosmology · Physics 2022-02-09 P. H. Morais , G. V. Silva , J. P. Morais Graça , V. B. Bezerra

We use the Noether symmetry approach to find $f(R)$ theory of $(2+1)$ dimensional gravity and $(2+1)$ dimensional black hole solution consistent with this $f(R)$ gravity and the associated symmetry. We obtain $f({R})=D_1…

General Relativity and Quantum Cosmology · Physics 2015-06-15 F. Darabi , K. Atazadeh , A. Rezaei-Aghdam

The thermodynamics of black holes (BHs) within the Einstein Maxwell Scalar (EMS) framework, incorporating Barrow entropy and its logarithmic corrections to analyze quantum gravity effects is investigated here. A static, spherically…

General Relativity and Quantum Cosmology · Physics 2025-07-08 Ritabrata Biswas , Satyajit Pal

Motivated by the impact of the phantom field (or anti-Maxwell field) on the structure of three-dimensional black holes in the presence of the cosmological constant, we present the first extraction of solutions for the phantom BTZ (A)dS…

General Relativity and Quantum Cosmology · Physics 2024-10-30 B. Eslam Panah , Manuel E. Rodrigues

In this work, we investigate the effects of plasma and the coupling parameter $\beta>0$, on the thermodynamic properties and weak gravitational lensing by the Schwarzschild-like black hole in the Starobinsky-Bel-Robinson gravity (SBRG). We…

General Relativity and Quantum Cosmology · Physics 2024-01-17 G. Mustafa , Allah Ditta , Faisal Javed , Farruh Atamurotov , Ibrar Hussain , Bobomurat Ahmedov

We study static and radially symmetric black holes in the multi-fractional theories of gravity with $q$-derivatives and with weighted derivatives, frameworks where the spacetime dimension varies with the probed scale and geometry is…

General Relativity and Quantum Cosmology · Physics 2017-05-26 Gianluca Calcagni , David Rodríguez Fernández , Michele Ronco

We study physical properties of a Schwarzschild-type black hole in the framework of the recently proposed Starobinsky-Bel-Robinson (SBR) modified theory of gravity, working perturbatively in the new coupling constant. In particular, we…

General Relativity and Quantum Cosmology · Physics 2023-01-24 Ruben Campos Delgado , Sergei V. Ketov

Over the last decades, many methods were developed to prove Hawking radiation. Recently, a semiclassical method known as the tunneling method has been proposed as a more straightforward way of derivating black hole thermodynamical…

General Relativity and Quantum Cosmology · Physics 2020-04-28 D. A. Gomes , R. V. Maluf , C. A. S. Almeida

In this work, we investigate the thermodynamics of black $p$-branes (BB) in the context of Gravity's Rainbow. We investigate this using rainbow functions that have been motivated from loop quantum gravity and $\kappa$-Minkowski…

High Energy Physics - Theory · Physics 2016-05-17 Amani Ashour , Mir Faizal , Ahmed Farag Ali , Fayçal Hammad

We present a comprehensive theoretical study of geodesic motion and thermodynamic behavior in Kalb--Ramond (KR) black hole (BH) spacetimes sourced by ModMax electrodynamics. Both neutral and charged test particle dynamics are investigated,…

General Relativity and Quantum Cosmology · Physics 2025-08-06 Faizuddin Ahmed , Ahmad Al-Badawi , İzzet Sakallı

In this paper, we study the phase transition and the entropy spectrum of BTZ black hole obtained in a model of three-dimensional gravity with torsion. By calculating the heat capacity we find that the BTZ black hole we considered will…

General Relativity and Quantum Cosmology · Physics 2014-02-12 Meng-Sen Ma , Ren Zhao

We examine the Banados-Teitelboim-Zanelli (BTZ) black hole in terms of the information geometry and consider what kind of quantum information produces the black hole metric in close connection with the anti-de Sitter space/conformal field…

High Energy Physics - Theory · Physics 2019-10-16 Hiroaki Matsueda , Tatsuo Suzuki

In the present paper the electrostatic of charges in non rotating BTZ black hole and wormhole space times is studied. In particular, the self force of a point charge in the geometry is characterized analitically. The differences between the…

High Energy Physics - Theory · Physics 2015-11-04 Y. Herrera , V. Hurovich , O. Santillán , C. Simeone

This paper is devoted to investigate nonlinearly charged dilatonic black holes in the context of gravity's rainbow with two cases: I) by considering the usual entropy, II) in the presence of first order logarithmic correction of entropy.…

General Relativity and Quantum Cosmology · Physics 2017-09-28 S. H. Hendi , B. Eslam Panah , S. Panahiyan , M. Momennia

In this paper, we study the different properties of static spherically symmetric black hole solutions of Einstein-Bel-Robinson gravity (EBR), a modified four-dimensional theory of gravity quartic in curvature. We look at the orbit of…

General Relativity and Quantum Cosmology · Physics 2025-03-25 Seyed Naseh Sajadi , Supakchai Ponglertsakul , Dhruba Jyoti Gogoi

A version of massive gravity, namely conformal massive gravity, is employed to study the behavior of thermodynamic geometry for both the static and the rotating regular black holes. Whereas in thermodynamic geometry singularity can be…

General Relativity and Quantum Cosmology · Physics 2021-12-10 Saheb Soroushfar , Reza Saffari , Amare Abebe , Haidar Sheikhahmadi

In this paper, we investigate the effect of Planckian deformation of quantum gravity on the production of black holes at colliders using the framework of gravity's rainbow. We demonstrate that a black hole remnant exists for Schwarzschild…

High Energy Physics - Theory · Physics 2015-03-10 Ahmed Farag Ali , Mir Faizal , Mohammed M. Khalil

In this paper, we consider three types (static, static charged and rotating charged) of black holes in f(R) gravity. We study the thermodynamical behavior, stability conditions and phase transition of these black holes. It will be shown…

General Relativity and Quantum Cosmology · Physics 2016-08-30 Saheb Soroushfar , Reza Saffari , Negin Kamvar