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The entropy of a black hole can differ from a quarter of the area of the horizon because of quantum corrections. The correction is related to the contribution to the Euclidean functional integral from quantum fluctuations but is not simply…

General Relativity and Quantum Cosmology · Physics 2014-11-17 A. Ghosh , P. Mitra

We investigate the semiclassical limit and quantum corrections to the metric in a unitary quantum gravity formulation of the CGHS 2d dilaton gravity model. A new method for calculating the back-reaction effects has been introduced, as an…

High Energy Physics - Theory · Physics 2009-01-16 A. Mikovic

In the extended phase space, we investigate the rainbow gravity-corrected thermodynamic phenomena and phase structure of the Schwarzschild black hole surrounded by a spherical cavity. The results show that rainbow gravity has a very…

General Relativity and Quantum Cosmology · Physics 2022-08-30 Zhong-Wen Feng , Xia Zhou , Shi-Qi Zhou , Shu-Zheng Yang

We show that the first law of the black hole thermodynamics can lead to the tunneling probability through the quantum horizon by calculating the change of entropy with the quantum gravity correction and the change of surface gravity is…

High Energy Physics - Theory · Physics 2009-01-06 Baocheng Zhang , Qing-yu Cai , Ming-sheng Zhan

One of the paradoxes associated with the theory of the formation and subsequent Hawking evaporation of a black hole is the disappearance of conserved global charges. It has long been known that metric fluctuations at short distances…

High Energy Physics - Theory · Physics 2014-11-18 Sidney Coleman , Shane Hughes

The quantum genesis of Hawking radiation is a long-standing puzzle in black hole physics. Semi-classically one can argue that the spectrum of radiation emitted by a black hole look very much sparse unlike what is expected from a thermal…

General Relativity and Quantum Cosmology · Physics 2016-02-05 Kinjalk Lochan , Sumanta Chakraborty

We study the Hawking radiation (HR) of scalar and Dirac particles (fermions) emitted from a rotating scalar hair black hole (RSHBH) within the context of three dimensional ($3D$) Einstein gravity using non-minimally coupled scalar field…

General Relativity and Quantum Cosmology · Physics 2016-10-24 I. Sakalli , H. Gursel

In this paper, we investigate the fermions Hawking radiation and quasinormal modes in infra-red modified Ho$\check{r}$ava-Lifshitz gravity under tunneling and perturbation perspectives.Firstly, through the fermions tunneling in IR modified…

High Energy Physics - Theory · Physics 2011-08-05 Molin Liu , Junwang Lu , Jianbo Lu

A brief review of the confrontation between black hole physics and quantum-mechanical unitarity is presented. Possibile reconciliations are modifying the laws of physics to allow fundamental loss of information, escape of information during…

High Energy Physics - Theory · Physics 2008-02-03 S. B. Giddings

The black hole information paradox has caused enormous confusion over four decades. But in recent years, the theorem of quantum strong-subaddditivity has sorted out the possible resolutions into three sharp categories: (A) No new physics at…

High Energy Physics - Theory · Physics 2015-06-19 Samir D. Mathur

The impact of the leading quantum gravity effects on the dynamics of the Hawking evaporation process of a black hole is investigated. Its spacetime structure is described by a renormalization group improved Vaidya metric. Its event horizon,…

High Energy Physics - Theory · Physics 2008-11-26 A. Bonanno , M. Reuter

We investigate the apparent thermality of Hawking radiation in the semi-classical limit of quantum black holes using the mean-field limit of a chiral spin-chain simulator, which models fermions propagating on a black hole space-time in the…

High Energy Physics - Theory · Physics 2026-03-16 Iason A. Sofos , Andrew Hallam , Jiannis K. Pachos

We study Hawking radiation from three-dimensional black holes. For this purpose the emission of charged scalar and charged fermionic particles is investigated from charged BTZ black holes, with and without rotation. We use the quantum…

High Energy Physics - Theory · Physics 2017-12-21 Asiya Ejaz , H. Gohar , Hai Lin , K. Saifullah , Shing-Tung Yau

Combination of both quantum field theory (QFT) and string theory in curved backgrounds in a consistent framework, the string analogue model, allows us to provide a full picture of the Kerr-Newman black hole and its evaporation going beyond…

High Energy Physics - Theory · Physics 2010-10-27 A. Bouchareb , M. Ramon Medrano , N. G. Sanchez

We study aspects of four dimensional black holes with two electric charges, corresponding to fundamental strings with generic momentum and winding on an internal circle. The perturbative \alpha' correction to such black holes and their…

High Energy Physics - Theory · Physics 2009-11-11 Amit Giveon , Dan Gorbonos

This thesis is focussed towards the applications of the quantum tunneling mechanism to study black holes. Here we give a general frame work of the existing tunneling mechanism, both the radial null geodesic and Hamilton Jacobi methods. On…

General Relativity and Quantum Cosmology · Physics 2011-10-28 Bibhas Ranjan Majhi

In this paper, we review the one-dimensional quantum channel and investigate Hawking radiation of bosons and fermions in Kerr and Kerr-Newman black holes. The result shows the Hawking radiation can be described by the quantum channel. The…

General Relativity and Quantum Cosmology · Physics 2013-11-14 Deyou Chen , Benrong Mu , Houwen Wu , Haitang Yang

Within the scenario of large extra dimensions, the Planck scale is lowered to values soon accessible. Among the predicted effects, the production of TeV mass black holes at the {\sc LHC} is one of the most exciting possibilities. Though the…

High Energy Physics - Phenomenology · Physics 2009-11-11 Benjamin Koch , Marcus Bleicher , Sabine Hossenfelder

The possibility of a nonzero graviton mass has been widely pursued in the literature. In this work we investigate a black hole solution in massive gravity with a degenerate fiducial metric often used in the literature. We find that the end…

General Relativity and Quantum Cosmology · Physics 2020-01-07 B. Eslam Panah , S. H. Hendi , Y. C. Ong

We discuss an evaporation of (2+1)-dimensional black hole by using quantum gravity holding in the vicinity of the black hole horizon. It is shown that the black hole evaporates at a definite rate by emitting matters through the quantum…

General Relativity and Quantum Cosmology · Physics 2009-10-30 Ichiro Oda
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