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Related papers: Hawking Effect in 2-D String Theory

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Hawking radiation is one of the cores in modern gratitational theory. Several articles have calculated the spectrum of Hawking radiation in Boltzmann-Gibbs statistical mechanics. However, based on recent researches, gravitational systems…

General Relativity and Quantum Cosmology · Physics 2022-09-14 Yang Liu

We observe spontaneous Hawking radiation, stimulated by quantum vacuum fluctuations, emanating from an analogue black hole in an atomic Bose-Einstein condensate. Correlations are observed between the Hawking particles outside the black hole…

General Relativity and Quantum Cosmology · Physics 2017-08-09 Jeff Steinhauer

The paper develops a model to understand the effective quantum geometry of a black hole horizon and the emission of Hawking spectrum in $2+1$ dimensions. Using the algebra of Hamiltonian charges on the horizon, we establish that one should…

General Relativity and Quantum Cosmology · Physics 2026-05-15 Akriti Garg , Ayan Chatterjee

We extend the classic results of the paper P. C. W. Davies, S. A. Fulling, and W. G. Unruh "Energy-momentum tensor near an evaporating black hole" by considering a massive scalar field in a two dimensions in the presence of a thin shell…

High Energy Physics - Theory · Physics 2021-09-22 O. Diatlyk

This paper discusses a recent proposal for the simulation of acoustic black holes with ions. The ions are rotating on a ring with an inhomogeneous, but stationary velocity profile. Phonons cannot leave a region, in which the ion velocity…

Quantum Physics · Physics 2011-07-06 Birger Horstmann , Ralf Schützhold , Benni Reznik , Serena Fagnocchi , J. Ignacio Cirac

We present the wave equation for a minimally coupled scalar field in the background of a rotating four-dimensional black hole that is parametrized by its mass, angular momentum, and four independent U(1) charges. The near horizon structure…

High Energy Physics - Theory · Physics 2009-09-17 Mirjam Cvetic , Finn Larsen

A modern and largely used approach to obtain Hawking radiation is the tunnelling mechanism. However, in various papers in the literature, the analysis concerned almost only to obtain the Hawking temperature through a comparison of the…

General Relativity and Quantum Cosmology · Physics 2014-07-14 Christian Corda

Due to the exponential high gravitational red shift near the event horizon of a black hole, it might appear that the Hawking radiation would be highly sensitive to some unknown high energy physics. To study effects of any unknown physics at…

General Relativity and Quantum Cosmology · Physics 2016-02-17 Peng Wang , Haitang Yang , Shuxuan Ying

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

In an insightful approach, Robinson and Wilczek proposed that Hawking radiation can be obtained as the compensation of a breakdown of general covariance and gauge invariance and the radiation is a black body radiation at Hawking…

High Energy Physics - Theory · Physics 2009-07-22 Soonkeon Nam , Jong-Dae Park

The Hawking radiation spectrum of Kerr-Sen axion-dilaton black holes is derived, in the context of dark spinors tunnelling across the horizon. Since a black hole has a well defined temperature, it should radiate in principle all the…

General Relativity and Quantum Cosmology · Physics 2016-01-14 R. T. Cavalcanti , Roldao da Rocha

Recently, the relation between Hawking radiation and gravitational anomalies has been used to estimate the flux of Hawking radiation for a large class of black objects. In this paper, we extend the formalism, originally proposed by Robinson…

High Energy Physics - Theory · Physics 2008-11-26 Keiju Murata , Umpei Miyamoto

An interesting case of string/black hole transition occurs in two-dimensional non-critical string theory dressed with a compact CFT. In these models the high energy densities of states of perturbative strings and black holes have the same…

High Energy Physics - Theory · Physics 2008-11-26 Andrei Parnachev , David A. Sahakyan

We investigate the semiclassical limit and quantum corrections to the metric in a unitary quantum gravity formulation of the CGHS 2d dilaton gravity model. A new method for calculating the back-reaction effects has been introduced, as an…

High Energy Physics - Theory · Physics 2009-01-16 A. Mikovic

In semiclassical gravity, the vacuum expectation value ${\langle\hat{N}\rangle}$ of the particle number operator for a quantum field gives rise to the perception of thermal radiation in the vicinity of a black hole. This Hawking effect has…

General Relativity and Quantum Cosmology · Physics 2024-03-22 Tyler McMaken , Andrew J. S. Hamilton

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 amount of the Hawking radiation in Hartle-Hawking vacuum around the Schwarzschild black hole is calculated in the presence of the cloud of virtual-cosmic-string loops near the black hole. Recently, Coleman, Preskill and Wilczek have…

High Energy Physics - Theory · Physics 2012-09-21 Kiyoshi Shiraishi

We review the quantum field theory description of Hawking radiation from evaporating black holes and summarize what is known about Hawking radiation from black holes in more than four space-time dimensions. In the context of the Large Extra…

High Energy Physics - Theory · Physics 2021-04-07 Panagiota Kanti , Elizabeth Winstanley

The "lost" information of black hole through the Hawking radiation was discovered being stored in the correlation among the non-thermally radiated particles [Phys. Rev. Lett 85, 5042 (2000), Phys. Lett. B 675, 1 (2009)]. This correlation…

General Relativity and Quantum Cosmology · Physics 2018-05-22 Yu-Han Ma , Jin-Fu Chen , Chang-Pu Sun

We study the Hawking radiation from Rotating black holes from gravitational anomalies point of view. First, we show that the scalar field theory near the Kerr black hole horizon can be reduced to the 2-dimensional effective theory. Then,…

High Energy Physics - Theory · Physics 2009-11-11 Keiju Murata , Jiro Soda