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Hawking radiation is one of the quantum features of a black hole that can be understood as a quantum tunneling across the event horizon of the black hole, but it is quite difficult to directly observe the Hawking radiation of an…

We derive the general form of Hawking temperature for Vaidya black hole in the tunneling pictures. This kind of black hole is regarded as the description of a more realistic one since it's time dependent decreasing mass due to the…

General Relativity and Quantum Cosmology · Physics 2011-06-27 Haryanto M. Siahaan , Triyanta

We consider a 4D model for photon production induced by a %superluminal refractive index perturbation in a dielectric medium. We show that, in this model, we can infer the presence of a Hawking type effect. This prediction shows up both in…

Quantum Physics · Physics 2011-02-02 F. Belgiorno , S. L. Cacciatori , G. Ortenzi , L. Rizzi , V. Gorini , D. Faccio

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

In this paper, we extend Parikh' work to the non-stationary black hole. As an example of the non-stationary black hole, we study the tunnelling effect and Hawking radiation from a Vaidya black hole whose Bondi mass is identical to its mass…

General Relativity and Quantum Cosmology · Physics 2009-11-11 Jun Ren , Jingyi Zhang , Zheng Zhao

We use a method recently introduced in Barcel\'o et al (2011 Phys. Rev. D 83 41501), to analyse Hawking radiation in a Schwarzschild black hole as perceived by different observers in the system. The method is based on the introduction of an…

General Relativity and Quantum Cosmology · Physics 2015-03-17 Luis C. Barbado , Carlos Barceló , Luis J. Garay

Since Parikh and Wilczek's tunneling method was proposed, there have been many generalizations, such as its application to massive charged particles' tunneling and other spacetimes. Moreover, a variant tunneling method was also recently…

General Relativity and Quantum Cosmology · Physics 2010-04-14 Ya-Peng Hu , Jing-Yi Zhang , Zheng Zhao

Hawking radiation emanating from two-dimensional charged and uncharged dilatonic black holes - dimensionally reduced from (2+1) spinning and spinless, respectively, BTZ black holes - is viewed as a tunnelling process. Two dimensional…

High Energy Physics - Theory · Physics 2016-09-06 Elias C. Vagenas

We study the Hawking radiation of 3D rotating hairy black holes. More concretely, we compute the transition probability of a bosonic and fermionic particle in such backgrounds. Thew, we show that the transition probability is independent of…

High Energy Physics - Theory · Physics 2015-10-28 A. Belhaj , M. Chabab , H. EL Moumni , K. Masmar , M. B. Sedra

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

Tunneling processes through black hole horizons have recently been investigated in the framework of WKB theory discovering interesting interplay with the Hawking radiation. In this paper we instead adopt the point of view proper of QFT in…

General Relativity and Quantum Cosmology · Physics 2015-05-20 Valter Moretti , Nicola Pinamonti

The paper deals with Hawking radiation from both a general static black hole and a nonstatic spherically symmetric black hole. In case of static black hole, tunnelling of nonzero mass particles is considered and due to complicated…

General Relativity and Quantum Cosmology · Physics 2017-02-24 Subenoy Chakraborty , Subhajit Saha

We consider the tunnelling of charged spin-(1/2) fermions from a Kerr-Newman black hole and demonstrate that the expected Hawking temperature is recovered. We discuss certain technical subtleties related to the obtention of this result.

High Energy Physics - Theory · Physics 2008-11-26 Ryan Kerner , R. B. Mann

This thesis is focussed to study various aspects of black hole physics. Our approach is a semi-classical type, where the spacetime geometry of black holes is considered to be classical but the fields moving in the background are quantum in…

General Relativity and Quantum Cosmology · Physics 2012-09-18 Sujoy Kumar Modak

In this paper we generalize the Parikh-Wilczek scheme to a holographic screen in the framework of the ultraviolet self-complete quantum gravity. We calculate that the tunneling probabilities of the massless and massive particles depend on…

General Relativity and Quantum Cosmology · Physics 2017-11-22 Ying-Jie Zhao

In the conventional scenario, the Hawking radiation is believed to be a tunneling process at the event horizon of the black hole. In the quantum field theoretic approach the Schwinger's mechanism is generally used to give an explanation of…

High Energy Astrophysical Phenomena · Physics 2015-11-04 Sanchari De , Sutapa Ghosh , Somenath Chakrabarty

We discuss in detail the semiclassical approximation for the CGHS model of two-dimensional dilatonic black holes. This is achieved by a formal expansion of the full Wheeler-DeWitt equation and the momentum constraint in powers of the…

High Energy Physics - Theory · Physics 2016-09-06 J. -G. Demers , C. Kiefer

In the standard methodology for evaluating the Hawking radiation emanating from a black hole, the background geometry is fixed. Trying to be more realistic we consider a dynamical geometry for a two-dimensional charged black hole and we…

High Energy Physics - Theory · Physics 2008-11-26 Elias C. Vagenas

We discuss Hawking radiation from a five-dimensional squashed Kaluza-Klein black hole on the basis of the tunneling mechanism. A simple manner, which was recently suggested by Umetsu, is possible to extend the original derivation by Parikh…

High Energy Physics - Theory · Physics 2011-03-21 Ken Matsuno , Koichiro Umetsu

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