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Using the complete classification of the bases in the rotating black hole background we separate superradiance from the Hawking effect. We first find that there is spontaneous particle creation for fermions by the potential outside the…

General Relativity and Quantum Cosmology · Physics 2023-10-17 De-Chang Dai , Dejan Stojkovic

We investigate the qualitative new features of charged dilatonic black holes which emerge when both the Yang-Mills and Gauss-Bonnet curvature corrections are included in the effective action. We consider perturbative effects by an expansion…

High Energy Physics - Theory · Physics 2009-10-22 S. Mignemi , N. R. Stewart

We investigate the classical and semiclassical features of generic 2D, matter-coupled, dilaton gravity theories. In particular, we show that the mass, the temperature and the flux of Hawking radiation associated with 2D black holes are…

General Relativity and Quantum Cosmology · Physics 2009-10-28 Mariano Cadoni

We examine the thermodynamics of a regular charged black hole (RCB) added with corrections due to massive gravity and thermal fluctuations at quantum level. We then derive the expressions for all the relevant thermodynamic quantities such…

General Relativity and Quantum Cosmology · Physics 2022-07-05 Amruta Desai , Shubham Sharma , Prince A. Ganai

The existence of a minimal length, predicted by different theories of quantum gravity, can be phenomenologically described in terms of a generalized uncertainty principle. We consider the impact of this quantum gravity motivated effect onto…

General Relativity and Quantum Cosmology · Physics 2018-11-07 Ana Alonso-Serrano , Mariusz P. Dabrowski , Hussain Gohar

The area entropy $A/4$ and the related Hawking temperature in the presence of event horizons are rederived, for de Sitter and black hole topologies, as a consequence of a tunneling of the wave functional associated to the classical coupled…

General Relativity and Quantum Cosmology · Physics 2009-09-25 A. Casher , F. Englert

Forty years after the discovery of Hawking radiation, its exact nature remains elusive. If Hawking radiation does not carry any information out from the ever shrinking black hole, it seems that unitarity is violated once the black hole…

General Relativity and Quantum Cosmology · Physics 2015-12-01 Pisin Chen , Yen Chin Ong , Dong-han Yeom

An argument is presented for the inconsistency of black hole remnants which store the information which falls into black holes. Unlike previous arguments it is not concerned with a possible divergence in the rate of pair production. It is…

High Energy Physics - Theory · Physics 2007-05-23 Leonard Susskind

Since Stephen Hawking discovered that black holes emit thermal radiation, black holes have become the theoretical laboratories for testing our ideas on quantum gravity. This dissertation is devoted to the study of singularities, the…

General Relativity and Quantum Cosmology · Physics 2015-07-14 V. H. Satheeshkumar

In this paper, we investigate the evaporation of the quantum Oppenheimer-Snyder black hole. Within a semiclassical framework, we compute the energy emission of Hawking radiation by introducing a massless scalar field as a test field,…

General Relativity and Quantum Cosmology · Physics 2026-01-01 Hongwei Tan , Kui Xiao , Rong-zhen Guo , Shoucheng Wang

We analyze how a quantum-gravity-induced change in the number of thermal dimensions (through a modified dispersion relation) affects the geometry and the thermodynamics of a charged black hole. To that end we resort to Kiselev's solution as…

General Relativity and Quantum Cosmology · Physics 2021-04-16 I. P. Lobo , G. B. Santos

This study investigates the evaporation process of a Schwarzschild black hole, incorporating quantum corrections arising from conformal anomaly and vacuum polarization. We demonstrate that these corrections significantly alter the Hawking…

High Energy Physics - Theory · Physics 2026-05-26 Moslem Shafiee , Ahmad Sheykhi

A different reason for the apparent weakness of the gravitational interaction is advanced, and its consequences for Hawking evaporation of a Schwarzschild black hole are investigated. Proceeding from some fundamental thermodynamic…

High Energy Physics - Theory · Physics 2009-05-12 D. G. Coyne , D. C. Cheng

We investigate the tunneling phenomenon of particles through the horizon of a magnetized Ernst-like black hole. We employ the modified Lagrangian equation with the extended uncertainty principle for this black hole. We determine a tunneling…

General Relativity and Quantum Cosmology · Physics 2023-02-01 Riasat Ali , Zunaira Akhtar , Kazuharu Bamba , M. Umar Khan

String theory properly describes black-hole evaporation. The quantum string emission by Black Holes is computed. The black-hole temperature is the Hawking temperature in the semiclassical quantum field theory (QFT) regime and becomes the…

High Energy Physics - Theory · Physics 2007-05-23 N. Sanchez

Quantum information transfer necessary to reconcile black hole evaporation with quantum mechanics, while approximately preserving regular near-horizon geometry, can be simply parameterized in terms of couplings of the black hole internal…

High Energy Physics - Theory · Physics 2014-12-17 Steven B. Giddings

An effective string theory in physically relevant cosmological and black hole space times is reviewed. Explicit computations of the quantum string entropy, partition function and quantum string emission by black holes (Schwarzschild,…

High Energy Physics - Theory · Physics 2008-11-26 Marina Ramon Medrano , Norma G. Sanchez

In this paper, we study the tunneling of charged fermions from the stationary axially symmetric black holes using the generalized uncertainty principle (GUP) via Wentzel, Kramers, and Brillouin (WKB) method. The emission rate of the charged…

General Physics · Physics 2019-05-07 Muhammad Rizwan , Muhammad Zubair Ali , Ali Övgün

We compute the corrections, using the tunneling formalisim based on a quantum WKB approach, to the Hawking temperature and Bekenstein-Hawking entropy for the Schwarzschild black hole. The results are related to the trace anomaly and are…

High Energy Physics - Theory · Physics 2009-04-06 Rabin Banerjee , Bibhas Ranjan Majhi

Considering quantum gravity effect, we investigate the quantum tunneling from high dimensional Kerr-G\"odel black hole using generalized Dirac equation. As a result, revised tunneling probability is obtained, and the corrected Hawking…

General Relativity and Quantum Cosmology · Physics 2017-06-20 Hui-Ling Li , Zhong-Wen Feng , Xiao-Tao Zu
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