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Related papers: Electromagnetic Albedo of Quantum Black Holes

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Several authors, most notably Heckler, have claimed that the observable Hawking emission from a microscopic black hole is significantly modified by the formation of a photosphere around the black hole due to QED or QCD interactions between…

Astrophysics · Physics 2009-11-13 Jane H. MacGibbon , B. J. Carr , Don N. Page

We obtain the Hawking spectrum by exponentiating a series of Feynman diagrams describing a scalar field scattering through a collapse background. Our approach is rooted in semiclassical methods of scattering amplitudes which have recently…

High Energy Physics - Theory · Physics 2024-12-09 Rafael Aoude , Donal O'Connell , Matteo Sergola

We investigate how Hawking radiation from low-mass primordial black holes deposits energy into the early-universe plasma and show that the resulting phenomena are hydrodynamic rather than purely diffusive. Combining analytic arguments with…

Cosmology and Nongalactic Astrophysics · Physics 2026-03-18 Miguel Vanvlasselaer , Sokratis Trifinopoulos , Alexandra P. Klipfel , David I. Kaiser

We calculate the photonic frequency-dependent absorption cross section and intensity of the Hawking radiation for a stationary non-rotating black hole using the electrodynamic membrane paradigm and Kirchhoff's law. A remarkable conclusion…

General Physics · Physics 2011-11-22 A. A. Kyasov , G. V. Dedkov

Ever since the discovery of black hole evaporation, the region of origin of the radiated quanta has been a topic of debate. Recently it was argued by Giddings that the Hawking quanta originate from a region well outside the black hole…

General Relativity and Quantum Cosmology · Physics 2017-10-11 Ramit Dey , Stefano Liberati , Daniele Pranzetti

In this paper, we study the polymer black hole solution surrounded by a quintessence field. The influence of quintessence on the polymer black hole is investigated through its thermodynamic properties, such as the Hawking temperature,…

General Relativity and Quantum Cosmology · Physics 2025-07-11 M. C. Araújo , J. G. Lima , C. R. Muniz , J. Furtado

We consider an irrotational plasma fluid evolving under the effect of a background magnetic field. The magnetohydrodynamic formalism is used to describe the electromagnetic waves and the dynamics is described by a scalar field that follows…

General Relativity and Quantum Cosmology · Physics 2011-02-15 Felipe A. Asenjo , Nelson Zamorano

We have studied the wave properties of the cold and isothermal plasma in the vicinity of the Schwarzschild black hole event horizon. The Fourier analyzed perturbed 3+1 GRMHD equations are taken on the basis of which the complex dispersion…

General Relativity and Quantum Cosmology · Physics 2009-11-13 M. Sharif , G. Mustafa

In this paper, starting from vortices we are finally lead to a treatment of Fermions as Kerr-Newman type Black Holes wherein we identify the horizon at the particle's Compton wavelength periphery. A naked singularity is avoided and the…

Quantum Physics · Physics 2007-05-23 B. G. Sidharth

In this paper, we introduce a metric ansatz designed to describe spherically symmetric quantum-corrected black hole (BH) space-time within an AdS space background, incorporating both an ordinary and a phantom global monopole. Our study…

General Relativity and Quantum Cosmology · Physics 2025-03-20 B. Hamil , B. C. Lütfüoğlu , F. Ahmed , Z. Yousaf

In this work, we probe the well known thermodynamic phase structure of black hole through the lens of its quasi-periodic oscillations (QPOs). Can QPOs be influenced by black hole phase transitions? Do they carry any signature of such…

General Relativity and Quantum Cosmology · Physics 2026-05-25 Bidyut Hazarika , Prabwal Phukon

The black hole model with a self-gravitating charged spherical symmetric dust thin shell as a source is considered. The Schroedinger-type equation for such a model is derived. This equation appeared to be a finite differences equation. A…

General Relativity and Quantum Cosmology · Physics 2014-11-17 V. A. Berezin

Hawking radiation from a black hole can be viewed as quantum tunneling of particles through the event horizon. Using this approach we provide a general framework for studying corrections to the entropy of black holes beyond semiclassical…

General Relativity and Quantum Cosmology · Physics 2015-05-18 M. Akbar , K. Saifullah

We calculate the emergent spectrum of microscopic black holes, which emit copious amounts of thermal ``Hawking'' radiation, taking into account the proposition that (contrary to previous models) emitted quarks and gluons do not directly…

Astrophysics · Physics 2011-07-19 Andrew F. Heckler

Recently it was suggested that Hawking radiation may be observed in a nonlinear electromagnetic waveguide upon propagation of an optical pulse. We show that the spectral characteristics of the Hawking effect in such a waveguide are…

Optics · Physics 2015-07-08 Igor I. Smolyaninov

We calculate the emission of gravitational waves, gravitons, photons and neutrinos from a perturbed Schwarzschild blackhole (BH). The perturbation can be due to either classical or quantum sources and therefore the injected energy can be…

High Energy Physics - Theory · Physics 2019-12-11 Ram Brustein , Yotam Sherf

In this paper we explore the effect of the generalized uncertainty principle and modified dispersion relation to compute Hawking radiation from a rotating acoustic black hole in the tunneling formalism by using the Wentzel-Kramers-Brillouin…

High Energy Physics - Theory · Physics 2019-11-12 M. A. Anacleto , F. A. Brito , C. V. Garcia , G. C. Luna , E. Passos

Recently, Hawking radiation from a Schwarzschild-type black hole via gravitational anomaly at the horizon has been derived by Robinson and Wilczek. Their result shows that, in order to demand general coordinate covariance at the quantum…

High Energy Physics - Theory · Physics 2014-11-18 Qing-Quan Jiang , Shuang-Qing Wu , Xu Cai

We employ the recently proposed formalism of the "horizon wave-function" to investigate the emergence of a horizon in models of black holes as Bose-Einstein condensates of gravitons. We start from the Klein-Gordon equation for a massless…

High Energy Physics - Theory · Physics 2014-10-29 Roberto Casadio , Andrea Giugno , Octavian Micu , Alessio Orlandi

As is well-known, black hole plays an important role in probing the quantum effects of gravity in the strong-field regime. In this paper, we focus on a polymerized black hole and investigate the quantum effects on the redshift, blueshift…

General Relativity and Quantum Cosmology · Physics 2023-03-13 Qi-Ming Fu , Xin Zhang
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