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Kerner and Mann's recent work shows that, for an uncharged and non-rotating black hole, its Hawking temperature can be exactly derived by fermions tunnelling from its horizons. In this paper, our main work is to improve the analysis to deal…

High Energy Physics - Theory · Physics 2008-11-26 De-You Chen , Qing-Quan Jiang , Xiao-Tao Zu

Hawking radiation from the black hole in Horava-Lifshitz gravity is discussed by a reformulation of the tunneling method given in \cite{Banerjee:2008sn}. Using a density matrix technique the radiation spectrum is derived which is identical…

High Energy Physics - Theory · Physics 2010-03-18 Bibhas Ranjan Majhi

An analysis of relations between the tunneling rate and the unified first law of thermodynamics at the trapping horizons of two kinds of spherically symmetric dynamical black holes is investigated. The first kind is the Vaidya-Bardeen black…

High Energy Physics - Theory · Physics 2011-05-05 Ke-Xia Jiang , San-Min Ke , Dan-Tao Peng

This paper investigates the particle radiation from Gibbons-Maeda black hole. Taking into account the self-gravitation of the particle, we calculate the tunnelling rate of the massless particle across the horizon, then we promote the work…

General Relativity and Quantum Cosmology · Physics 2007-05-23 Heng-Zhong Fang , Jian-Yang Zhu

Recently, Angheben et.al. [hep-th/0503081] have presented a refined method for calculating the (tree-level) black hole temperature by way of the tunneling paradigm. In the current letter, we demonstrate how their formalism can be suitably…

General Relativity and Quantum Cosmology · Physics 2011-07-18 A. J. M. Medved , Elias C. Vagenas

We have studied the Hawking radiation from {\it generalized} rotating and static $(2+1)$-dimensional BTZ black holes. In this regard, we have benefited the quantum tunneling approach with WKB approximation and obtained the tunneling rate of…

General Relativity and Quantum Cosmology · Physics 2015-06-19 F. Darabi , K. Atazadeh , A. Rezaei-Aghdam

We study the method of calculating the Hawking radiation via gravitational anomalies in gravitational backgrounds of constant negative curvature. We apply the method to topological black holes and also to topological black holes conformally…

High Energy Physics - Theory · Physics 2009-07-24 Eleftherios Papantonopoulos , Petros Skamagoulis

We investigate the phonon radiation from a spherically symmetrical, stationary, viscid-free son-ic black hole by using a semi-classical method. The backreaction of the radiated phonon is taken into account. We obtain the phonon emission…

General Relativity and Quantum Cosmology · Physics 2015-05-27 Hengzhong Fang , Kaihu Zhou

We point out basic misunderstandings about quantum field theory, general relativity and partial derivatives in the above Comments. In reply to a second comment on our first reply by the same author, we also identify precisely where the…

General Relativity and Quantum Cosmology · Physics 2009-09-26 S. A. Hayward , R. Di Criscienzo , M. Nadalini , L. Vanzo , S. Zerbini

So far, no one has studied regular black holes using the Parikh-Wilczek method. In this paper, we calculated the emission rate of magnetized particles passing through the event horizon of the Bardeen black hole by using the Parikh-Wilczek…

General Relativity and Quantum Cosmology · Physics 2025-03-14 Baoyu Tan

We apply the tunneling process of charged massive particles through the quantum horizon of a Reissner-Nordstrom black hole in a new noncommutative gravity scenario. In this model, the tunneling amplitude on account of noncommutativity…

General Relativity and Quantum Cosmology · Physics 2010-12-02 S. Hamid Mehdipour

It is shown that the derivation of the Hawking radiation from a rotating black hole on the basis of the tunneling mechanism is greatly simplified by using the technique of the dimensional reduction near the horizon. This technique is…

High Energy Physics - Theory · Physics 2014-11-21 Koichiro Umetsu

We show a new property of sonic black holes. After deriving the metric of a sonic black hole from the Schrodinger equation and quantizing the perturbation fields near the sonic event horizon, we show particles of Hawking radiation can act…

Quantum Physics · Physics 2008-11-26 Xian-Hui Ge You-Gen Shen

It has recently been suggested that the attempt to understand Hawking radiation as tunnelling across black hole horizons produces a Hawking temperature double the standard value. It is explained here how one can obtain the standard value in…

High Energy Physics - Theory · Physics 2008-11-26 P. Mitra

We investigate the probabilities of the tunneling and the radiation spectrums of the massive spin-1 particles from arbitrary dimensional Gauss-Bonnet-Axions (GBA) Anti-de Sitter (AdS) black brane, via using the WKB approximation to the…

General Relativity and Quantum Cosmology · Physics 2017-09-19 Xiao-Mei Kuang , Joel Saavedra , Ali Övgün

I derive the Hawking flux from black holes of constant negative curvature and from a black hole of constant negative curvature conformally coupled to a scalar field, using the covariant gravitational anomalies method.

High Energy Physics - Theory · Physics 2010-03-01 Petros Skamagoulis

Hawking radiation as a quantum phenomenon is generally attributed to the existence of the event horizon of a black hole. However, we demonstrate in this paper that there is indeed ingoing Hawking-like radiation associated with apparent…

General Relativity and Quantum Cosmology · Physics 2023-01-31 Sara Saghafi , Kourosh Nozari

A two-dimensional dilatonic black hole induced by a topological soliton is exactly solvable in the scalar field theory coupled to dilaton gravity. The Hawking radiation of the black hole is studied in the one-loop approximation with the…

General Relativity and Quantum Cosmology · Physics 2009-10-28 Sung-Won Kim , Won T. Kim

We study quantum tunneling for the de Sitter radiation in the planar coordinates and global coordinates, which are nonstationary coordinates and describe the expanding geometry. Using the phase-integral approximation for the Hamilton-Jacobi…

High Energy Physics - Theory · Physics 2014-11-21 Sang Pyo Kim

Hamilton-Jacobi ansatz is used to analyze boson charged particles tunneling in Rastall gravity Kerr- Newman black hole (BH) surrounded by perfect fluid matter through the horizon. The geometrical BH parameters are observed, how these are…

General Relativity and Quantum Cosmology · Physics 2022-06-06 Riasat Ali , Kazuharu Bamba , Syed Asif Ali Shah , Muhammad Junaid Saleem
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