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We consider Hawking radiation as due to a tunneling process in a black hole were quantum corrections, derived from Quantum Einstein Gravity, are taken into account. The consequent derivation, satisfying conservation laws, leads to a…

广义相对论与量子宇宙学 · 物理学 2015-06-16 R. Torres , F. Fayos , O. Lorente-Espin

The crux of the black hole information paradox is related to the fact that the complete information about the initial state of a quantum field in a collapsing spacetime is not available to future asymptotic observers, belying the…

广义相对论与量子宇宙学 · 物理学 2016-02-05 Kinjalk Lochan , T. Padmanabhan

In this work, we investigate the Hawking radiation in higher dimensional Reissner-Nordstr\"om black holes as received by an observer, resides at infinity. The frequency-dependent transmission rates, which deform the thermal radiation…

广义相对论与量子宇宙学 · 物理学 2021-07-21 Kai Lin , Wei-Liang Qian , Xilong Fan , Bin Wang , Elcio Abdalla

Hawking radiation can usefully be viewed as a semi-classical tunnelling process that originates at the black hole horizon. The conservation of energy implies the effect of self-gravitation. For a static black hole, a generalized Painleve…

广义相对论与量子宇宙学 · 物理学 2007-05-23 Wenbiao Liu

We introduce quantum field theory on quantum space-times techniques to characterize the quantum vacua as a first step towards studying black hole evaporation in spherical symmetry in loop quantum gravity and compute the Hawking radiation.…

广义相对论与量子宇宙学 · 物理学 2015-06-18 Rodolfo Gambini , Jorge Pullin

In a recent article, we have shown how quantum fluctuations of the background geometry modify Hawking's density matrix for black hole (BH) radiation. Hawking's diagonal matrix picks up small off-diagonal elements whose influence becomes…

高能物理 - 理论 · 物理学 2015-06-17 Ram Brustein , A. J. M. Medved

Trieste Spring School Lectures describing the author's opinions about black hole evaporation and information loss. The remnant, or cornucopion scenario for the endpoint of Hawking evaporation is described in detail. In this picture…

高能物理 - 理论 · 物理学 2009-10-28 Thomas Banks

The black hole information puzzle can be resolved if two conditions are met. Firstly, if the information of what falls inside a black hole remains encoded in degrees of freedom that persist after the black hole completely evaporates. These…

广义相对论与量子宇宙学 · 物理学 2023-10-25 Alejandro Perez , Sami Viollet

Hawking evaporation of photons in a Vaidya-de Sitter black hole is investigated by using the method of generalized tortoise coordinate transformation. Both the location and the temperature of the event horizon depend on the time. It is…

广义相对论与量子宇宙学 · 物理学 2007-05-23 S. Q. Wu , X. Cai

The massive particles tunneling method has been used to investigate the Hawking non-thermal and purely thermal radiations of Schwarzschild Anti-de Sitter (SAdS) black hole. Considering the spacetime background to be dynamical, incorporate…

广义相对论与量子宇宙学 · 物理学 2013-05-28 M. Atiqur Rahman , M. Ilias Hossain

We consider a renormalization group approach based on the idea that the primary contribution to the Schwarzschild-like black hole spacetime arises from the value of the gravitational coupling. The latter depends on the distance from the…

广义相对论与量子宇宙学 · 物理学 2025-01-30 R. A. Konoplya

We present a feasible scheme for reconstructing the quantum state of a field prepared inside a lossy cavity. Quantum coherences are normally destroyed by dissipation, but we show that at zero temperature we are able to retrieve enough…

量子物理 · 物理学 2009-10-31 H. Moya-Cessa , J. A. Roversi , S. M. Dutra , A. Vidiella-Barranco

We explain how Hawking radiation stores significant amount of information in high-order correlations of quantum fields. This information can be retrieved by multi-time measurements on the quantum fields close to the black hole horizon. This…

广义相对论与量子宇宙学 · 物理学 2021-02-03 Charis Anastopoulos , Konstantina Savvidou

We investigate Hawking radiation from a five-dimensional Lovelock black hole using the Hamilton-Jacobi method. The behavior of the rate of radiation is plotted for various values of the ultraviolet correction parameter and the cosmological…

广义相对论与量子宇宙学 · 物理学 2016-04-08 Mahamat Saleh , Bouetou Bouetou Thomas , Kofane Timoleon Crepin

We investigate the Hawking radiation of massive spin-1 vector particles, which are coupled to vacuum fluctuations of a quantum field, from Rindler modified Schwarzschild black hole. Rindler acceleration is used to produce the post-general…

综合物理 · 物理学 2017-09-05 I. Sakalli , A. Ovgun

Following the Regge-Wheeler algorithm, we derive a radial equation for the brane-localized graviton absorbed/emitted by the $(4+n)$-dimensional Schwarzschild black hole. Making use of this equation the absorption and emission spectra of the…

高能物理 - 理论 · 物理学 2007-05-23 D. K. Park

Hawking radiation has been studied as a phenomenon of quantum tunneling in different black holes. In this paper we extend this semi-classical approach to cylindrically symmetric black holes. Using the Hamilton-Jacobi method and WKB…

高能物理 - 理论 · 物理学 2015-05-30 Jamil Ahmed , K. Saifullah

Robinson-Wilczek's recent work, which treats Hawking radiation as a compensating flux to cancel gravitational anomaly at the horizon of a Schwarzschild-type black hole, is extended to study Hawking radiation of rotating black holes in…

高能物理 - 理论 · 物理学 2008-11-26 Qing-Quan Jiang , Shuang-Qing Wu

Unparticle degrees of freedom, no matter how weakly coupled to the standard model particles, must affect the evolution of a black hole, which thermally decays into all available degrees of freedom. We develop a method for calculating the…

广义相对论与量子宇宙学 · 物理学 2009-11-06 De-Chang Dai , Dejan Stojkovic

The final stage of black hole evaporation is a potent probe of physics beyond the Standard Model: Hawking-Bekenstein radiation may be affected by quantum gravity "memory burden effects", or by the presence of "dark",…

高能物理 - 唯象学 · 物理学 2024-11-27 Kevin Federico , Stefano Profumo