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相关论文: Comment on "Generalized black diholes"

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We review the Seiberg-Witten instability of topological black holes in Anti-de Sitter space due to nucleation of brane-anti-brane pairs. We start with black holes in general relativity, and then proceed to discuss the peculiar property of…

高能物理 - 理论 · 物理学 2013-04-15 Yen Chin Ong , Pisin Chen

The paper is devoted to the linearization of the non linear Signorini functional in the incompressible case. The limit functional, in the sense of Gamma-convergence, may coincide with the expected one only in some particular cases.

数学物理 · 物理学 2024-07-30 Edoardo Mainini , Danilo Percivale , Robertus van der Putten

Rapidly rotating Myers-Perry black holes in d>5 dimensions were conjectured to be unstable by Emparan and Myers. In a previous publication, we found numerically the onset of the axisymmetric ultraspinning instability in the singly-spinning…

高能物理 - 理论 · 物理学 2010-12-13 Oscar J. C. Dias , Pau Figueras , Ricardo Monteiro , Jorge E. Santos

We point out that the recent conjecture relating large N gauge theories to string theory in anti-de Sitter spaces offers a resolution in principle of many problems in black hole physics. This is because the gauge theory also describes…

高能物理 - 理论 · 物理学 2016-09-06 Gary T. Horowitz , Simon F. Ross

We find a black hole solution with non-Abelian field in Brans-Dicke theory. It is an extension of non-Abelian black hole in general relativity. We discuss two non-Abelian fields: "SU(2)" Yang-Mills field with a mass (Proca field) and the…

广义相对论与量子宇宙学 · 物理学 2011-07-19 Takashi Tamaki , Takashi Torii , Kei-ichi Maeda

In a recent paper, Nagata [1] claims to derive inconsistencies from quantum mechanics. In this paper, we show that the inconsistencies do not come from quantum mechanics, but from extra assumptions about the reality of observables.

综合物理 · 物理学 2012-04-30 J. Acacio de Barros

The quantum corrections to the entropy of charged black holes are calculated. The Reissner-Nordstrem and dilaton black holes are considered. The appearance of logarithmically divergent terms not proportional to the horizon area is…

高能物理 - 理论 · 物理学 2011-05-05 S. N. Solodukhin

We investigate the stability of a family of spherically symmetric static solutions in vacuum Brans-Dicke theory (with $\omega=0$) recently described by van Putten. Using linear perturbation theory, we find one exponentially growing mode for…

广义相对论与量子宇宙学 · 物理学 2010-11-19 Matthew W. Choptuik , Eric W. Hirschmann , Steven Liebling

The most general formulation of Penrose's inequality yields a lower bound for ADM mass in terms of the area, charge, and angular momentum of black holes. This inequality is in turn equivalent to an upper and lower bound for the area in…

广义相对论与量子宇宙学 · 物理学 2013-07-31 Sergio Dain , Marcus Khuri , Gilbert Weinstein , Sumio Yamada

In this reply, we address the comment [arXiv:2105.14908] to our recent paper [arXiv:2105.09328], where we argued that the Thakurta metric does not describe cosmological black holes. We clarify that the mass growth of Thakurta black holes is…

宇宙学与河外天体物理 · 物理学 2021-06-04 Gert Hütsi , Tomi Koivisto , Martti Raidal , Ville Vaskonen , Hardi Veermäe

The physical and mathematical properties of charged black holes that are linearly coupled to charged massive scalar fields are studied analytically. In particular, we prove that, in the eikonal large-mass regime $M\mu\gg1$, the compact…

广义相对论与量子宇宙学 · 物理学 2025-02-28 Shahar Hod

We point out that the claim of strong universality in the paper J.Phys. A 44, 015002, arXiv:1011.3321 is incorrect, as it contradicts known rigorous results.

统计力学 · 物理学 2011-03-30 Aernout C. D. van Enter , Silvano Romano , Valentin A. Zagrebnov

In this work, we study the possibility of generalizing solutions of regular black holes with an electric charge, constructed in general relativity, for the $f(G)$ theory, where $G$ is the Gauss-Bonnet invariant. This type of solution arises…

广义相对论与量子宇宙学 · 物理学 2018-08-20 Marcos V. de S. Silva , Manuel E. Rodrigues

Black strings, one class of higher dimensional analogues of black holes, were shown to be unstable to long wavelength perturbations by Gregory and Laflamme in 1992, via a linear analysis. We revisit the problem through numerical solution of…

广义相对论与量子宇宙学 · 物理学 2009-11-10 M. W. Choptuik , L. Lehner , I. Olabarrieta , R. Petryk , F. Pretorius , H. Villegas

We will examine the issue of diffeomorphism symmetry in simplicial models of (quantum) gravity, in particular for Regge calculus. We find that for a solution with curvature there do not exist exact gauge symmetries on the discrete level.…

广义相对论与量子宇宙学 · 物理学 2009-12-15 Benjamin Bahr , Bianca Dittrich

The cited article contains a serious flaw. A remedy is found in articles by other authors.

计算物理 · 物理学 2019-06-17 Tarek M. A. El-Mistikawy

We review the black hole solutions of the ghost-free massive gravity theory and its bimetric extension and outline the main results on the stability of these solutions against small perturbations. Massive (bi)-gravity accommodates exact…

广义相对论与量子宇宙学 · 物理学 2015-07-28 Eugeny Babichev , Richard Brito

In the short note, we prove that given initial data $\mathcal{u}_0 \in \pmb{H}^s(\mathbb{R})$ with $s>\frac32$ and for some $T>0$, the solution of the Camassa-Holm equation does not converges uniformly with respect to the initial data in…

偏微分方程分析 · 数学 2023-08-29 Jinlu Li , Yanghai Yu , Weipeng Zhu

In this Letter we investigate uniformly rotating, homogeneous and axisymmetric relativistic fluid bodies with a toroidal shape. The corresponding field equations are solved by means of a multi-domain spectral method, which yields highly…

广义相对论与量子宇宙学 · 物理学 2010-12-23 M. Ansorg , A. Kleinwächter , R. Meinel

A common feature of regular black hole spacetimes is the presence of an inner Cauchy horizon. The analogy to the Reissner-Nordstr\"om solution then suggests that these geometries suffer from a mass-inflation effect, rendering the Cauchy…

广义相对论与量子宇宙学 · 物理学 2025-07-08 Alfio Bonanno , Antonio Panassiti , Frank Saueressig
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