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Related papers: Charged black holes in effective string theory

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We describe two puzzles that arise from a semiclassical treatment of near-extremal black hole thermodynamics. Both puzzles are resolved by realizing that quantum corrections become arbitrarily large at low temperatures, and we explain how…

High Energy Physics - Theory · Physics 2023-07-21 Gustavo J. Turiaci

Non-local (alpha prime) corrections to Schwarzschild black holes are shown to invalidate the thermodynamical interpretation of black holes. In particular, the canonical and Bekenstein-Hawking temperatures are not equal. The particle number…

High Energy Physics - Theory · Physics 2007-05-23 B. Harms , Y. Leblanc

A new four-dimensional black hole solution of Einstein-Born-Infeld-Yang-Mills theory is constructed, several degenerated forms of the black hole solution are presented. The related thermodynamical quantities are calculated, with which the…

General Relativity and Quantum Cosmology · Physics 2017-01-25 Kun Meng , Da-Bao Yang , Zhan-Ning Hu

Static spherically symmetric solutions of the Einstein-Maxwell gravity with the dilaton field are described. The solutions correspond to black holes and are generalizations of the previously known dilaton black hole solution. In addition to…

High Energy Physics - Theory · Physics 2008-11-26 Malik Rakhmanov

We investigate the thermodynamic and holographic properties of charged and rotating quantum black holes in a doubly holographic braneworld setup. These quantum black holes are derived from the anti-de Sitter C-metric and are exact solutions…

High Energy Physics - Theory · Physics 2025-07-10 Dyuman Bhattacharya , Robie A. Hennigar , Robert B. Mann , Ming Zhang

In string theory, black holes have a minimum mass below which they transition into highly excited long and jagged strings --- ``string balls''. These are the stringy progenitors of black holes; because they are lighter, in theories of…

High Energy Physics - Phenomenology · Physics 2009-11-07 Savas Dimopoulos , Roberto Emparan

String theory properly describes black-hole evaporation. The quantum string emission by Black Holes is computed. The black-hole temperature is the Hawking temperature in the semiclassical quantum field theory (QFT) regime and becomes the…

High Energy Physics - Theory · Physics 2007-05-23 N. Sanchez

We investigate the internal structure of charged black holes with a spherically symmetric model in the double-null coordinate system. Hawking radiation is considered using the S-wave approximation of semiclassical back-reaction and…

General Relativity and Quantum Cosmology · Physics 2011-10-18 Dong-il Hwang , Dong-han Yeom

In this work, we delve into the physics of charged black holes modified by Weyl corrections, a framework that emerges from the subtle non--minimal coupling between spacetime curvature and electromagnetism. We begin by revisiting the…

General Relativity and Quantum Cosmology · Physics 2026-05-22 Hassan Hassanabadi , Mrinnoy M. Gohain , Kalyan Bhuyan , Farokhnaz Hosseinifar

In this paper, we present a new class of higher dimensional exact topological black hole solutions of the Brans-Dicke theory in the presence of a power-law Maxwell field as the matter source. For this aim, we introduce a conformal…

General Relativity and Quantum Cosmology · Physics 2015-11-23 M. Kord Zangeneh , M. H. Dehghani , A. Sheykhi

The thermodynamic properties of black holes have been extensively studied through analogies with classical systems, revealing fundamental connections between gravitation, entropy, and quantum mechanics. In this work, we extend the…

General Relativity and Quantum Cosmology · Physics 2026-02-26 S. D Campos

We study exact stationary and axisymmetric solutions describing charged rotating black holes localized on a 3-brane in the Randall-Sundrum braneworld. The charges of the black holes are considered to be of two types, the first being an…

High Energy Physics - Theory · Physics 2009-11-11 A. N. Aliev , A. E. Gumrukcuoglu

New five-dimensional charged AdS black hole solutions are found in Einstein-Gauss-Bonnet gravity and the nonlinear electrodynamics. These solutions include regular black holes as well as extremal black holes. The first law of the black hole…

General Relativity and Quantum Cosmology · Physics 2019-10-02 Seungjoon Hyun , Cao H. Nam

Using canonical typicality method, we reconsider the study of dark energy effects on four dimensional black holes. Concretely, we investigate the associated influences on the spectrum of various black hole backgrounds including the charged…

High Energy Physics - Theory · Physics 2019-12-19 A. Belhaj , A. El Balali , W. El Hadri , H. El Moumni , M. B. Sedra

This paper is devoted to investigate nonlinearly charged dilatonic black holes in the context of gravity's rainbow with two cases: I) by considering the usual entropy, II) in the presence of first order logarithmic correction of entropy.…

General Relativity and Quantum Cosmology · Physics 2017-09-28 S. H. Hendi , B. Eslam Panah , S. Panahiyan , M. Momennia

The paper discusses a collapse of a self-interacting electrically charged scalar field in the decoupling limit of the dilatonic Gauss-Bonnet gravity. The emerging spacetimes were either non-singular or singular and containing black holes of…

General Relativity and Quantum Cosmology · Physics 2022-10-18 Anna Nakonieczna , Łukasz Nakonieczny

We consider black hole solutions with electric and magnetic sources in the four-dimensional Einstein-Born-Infeld-AdS theory with spherical, planar and hyperbolic horizon geometries. Exact analytical solutions for the metric function,…

General Relativity and Quantum Cosmology · Physics 2023-04-07 Mykhailo Tataryn , Mykola Stetsko

We construct an exact black hole solution for the Einstein gravity coupled with the nonlinear electrodynamics (which corresponds to the Maxwell electrodynamics in the weak field limit) in the presence of a cloud of strings as the source. We…

General Relativity and Quantum Cosmology · Physics 2022-11-18 Dharm Veer Singh , Aradhya Shukla , Sudhaker Upadhyay

We present $d+1-$dimensional pure magnetic Yang-Mills (YM) black strings (or $1-$branes) induced by the $d-$dimensional Einstein-Yang-Mills-Dilaton black holes. Born-Infeld version of the YM field makes our starting point which goes to the…

General Relativity and Quantum Cosmology · Physics 2016-05-04 S. Habib Mazharimousavi , M. Halilsoy

We analyze the low frequency absorption cross section of minimally coupled massless scalar fields by different kinds of charged static black holes in string theory, namely the D1-D5 system in d=5 and a four dimensional dyonic four-charged…

High Energy Physics - Theory · Physics 2015-11-17 Filipe Moura
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