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The Hawking radiation of Dirac particles in a charged Vaidya - de Sitter black hole is investigated by using the method of generalized tortoise coordinate transformation. It is shown that the Hawking radiation of Dirac particles does not…

General Relativity and Quantum Cosmology · Physics 2007-05-23 S. Q. Wu , X. Cai

In this paper, we study Hawking radiation as a massless particles tunneling process across the event horizon from the Schwarzschild and Reissner-Nordstr\"om black holes pierced by an infinitely long spinning cosmic string and a global…

General Relativity and Quantum Cosmology · Physics 2015-10-28 Kimet Jusufi

We provide a simple way for calculating the entropy of a Schwarzschild black hole from the entropy of its Hawking radiation. To this end, we show that if a thermodynamic system loses its energy only through the black body radiation, its…

General Relativity and Quantum Cosmology · Physics 2017-03-13 Sajad Aghapour , Kamal Hajian

In the present paper, the Hawking radiation of massive bosons from 4-dimensional and 5-dimensional black strings are studied in quantum tunneling formalism. Firstly, we derive the Hamilton-Jacobi equation set via the Proca equation and WKB…

General Relativity and Quantum Cosmology · Physics 2018-01-10 Zhong-Wen Feng , Shu-Zheng Yang

In the present article, we study the Hawking effect and the bounds on greybody factor in a spacetime with radial deformation. This deformation is expected to carry the imprint of a non-Einsteinian theory of gravity, but shares some of the…

General Relativity and Quantum Cosmology · Physics 2023-01-11 Subhajit Barman , Sajal Mukherjee

Hawking radiation and black hole thermodynamics are well understood in the frameworks of quantum field theory and general relativity, with contemporary extensions in string theory, AdS/CFT, and loop quantum gravity. However, an open…

General Relativity and Quantum Cosmology · Physics 2025-09-22 Noah M. MacKay

The conformal scalar propagator as an explicit function of the Schwarzschild black-hole space-time has been established in the preceding three projects. The present project examines the precise relation which that propagator has to the…

High Energy Physics - Theory · Physics 2025-03-04 George Tsoupros

We study the Hawking effect in terms of the geometric phase acquired by a two-level atom as a result of coupling to vacuum fluctuations outside a Schwarzschild black hole in a gedanken experiment. We treat the atom in interaction with a…

General Relativity and Quantum Cosmology · Physics 2012-09-26 Jiawei Hu , Hongwei Yu

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

A brief review of Hawking radiation and black hole thermodynamics is given, based largely upon hep-th/0409024.

High Energy Physics - Theory · Physics 2007-05-23 Don N. Page

In this second part of our two-series on extracting the Hawking temperature of dynamical black holes, we focus into spacetimes that are conformal transformations of static spacetimes. Our previous investigation builds upon the Unruh-Hawking…

General Relativity and Quantum Cosmology · Physics 2024-08-08 Pravin Kumar Dahal , Swayamsiddha Maharana

Usually, Hawking radiation is derived assuming (i) that a future eternal event horizon forms, and (ii) that the subsequent exterior geometry is static. However, one may be interested in either considering quasi-black holes (objects in an…

General Relativity and Quantum Cosmology · Physics 2011-02-16 Carlos Barcelo , Stefano Liberati , Sebastiano Sonego , Matt Visser

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

The Hawking effect can be rederived in terms of two-point functions and in such a way that it makes it possible to estimate, within the conventional semiclassical theory, the contribution of ultrashort distances to the Planckian spectrum.…

High Energy Physics - Theory · Physics 2008-11-26 I. Agullo , J. Navarro-Salas , Gonzalo J. Olmo , Leonard Parker

In this paper we obtain the flux of Hawking radiation from Rotating BTZ black holes from gauge and gravitational anomalies point of view. Then we show that the gauge and gravitational anomaly in the BTZ spacetime is cancelled by the total…

High Energy Physics - Theory · Physics 2008-11-26 M. R. Setare

Considering gravitational and gauge anomalies at the horizon, a new successful method that to derive Hawking radiations from black holes has been developed recently by Wilczek et al.. By using the dimensional reduction technique, we apply…

High Energy Physics - Theory · Physics 2009-05-01 Shao-Wen Wei , Ran Li , Yu-Xiao Liu , Ji-Rong Ren

Hawking radiation of uncharged and charged scalars from accelerating and rotating black holes is studied. We calculate the tunneling probabilities of these particles from the rotation and acceleration horizons of these black holes. Using…

High Energy Physics - Theory · Physics 2011-06-20 Usman A. Gillani , Mudassar Rehman , K. Saifullah

Using the general parametrization of spherically symmetric and asymptotically flat black holes in arbitrary metric theories of gravity and implying that: a) the post-Newtonian constraints are taken into account and b) basic astrophysically…

General Relativity and Quantum Cosmology · Physics 2023-08-10 R. A. Konoplya , A. Zhidenko

Exploiting the five-dimensional Schwarzschild black hole, we study the geometrical natures of the higher dimensional black hole to yield the (6+1) dimensional global embedding Minkowski space structure. We next obtain the Hawking…

General Relativity and Quantum Cosmology · Physics 2015-06-12 Soon-Tae Hong

The anomaly cancelation method proposed by Wilczek et al. is applied to the general charged rotating black holes in five-dimensional minimal gauged supergravity. Thus Hawking temperature and fluxes are found. The Hawking temperature…

High Energy Physics - Theory · Physics 2009-04-29 Achilleas P. Porfyriadis
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