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Related papers: Weak cosmic censorship in Born-Infeld electrodynam…

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We study the model of Einstein-Maxwell theory minimally coupling to a massive charged self-interacting scalar field, parameterized by the quartic and hexic coupling, labelled by $\lambda$ and $\beta$, respectively. In the absence of scalar…

High Energy Physics - Theory · Physics 2021-03-17 Yan Song , Tong-Tong Hu , Yong-Qiang Wang

We numerically construct the stationary solutions of $SU(2)$ Einstein-Yang-Mills theory in four dimensional anti-de Sitter spacetime. When the $t$ component of $SU(2)$ gauge field is taken to the only nonzero component, we construct a class…

High Energy Physics - Theory · Physics 2022-07-26 Yan Song , Si-Yuan Cui , Yong-Qiang Wang

Recent study in [1] discovered that introducing a massive charged scalar field and requiring the Weak Gravity Conjecture (WGC) to hold can eliminate a class of Weak Cosmic Censorship Conjecture (WCCC) counterexamples in anti-de Sitter…

High Energy Physics - Theory · Physics 2024-01-17 Si-Yuan Cui , Yong-Qiang Wang

Under spherical symmetry, we show that the weak cosmic censorship holds for the gravitational collapse of the Einstein-Maxwell-charged scalar field system. Namely, for this system, with generic initial data, the formed spacetime…

General Relativity and Quantum Cosmology · Physics 2024-02-27 Xinliang An , Hong Kiat Tan

We have recently shown that a class of counterexamples to (weak) cosmic censorship in anti-de Sitter spacetime is removed if the weak gravity conjecture holds. Surprisingly, the minimum value of the charge to mass ratio necessary to…

High Energy Physics - Theory · Physics 2022-10-12 Gary T. Horowitz , Jorge E. Santos

A surprising connection between the weak gravity conjecture and cosmic censorship has recently been proposed. In particular, it was argued that a promising class of counterexamples to cosmic censorship in four-dimensional…

High Energy Physics - Theory · Physics 2019-07-17 Toby Crisford , Gary T. Horowitz , Jorge E. Santos

It has been shown that the Strong Cosmic Censorship (SCC) can be violated by a scalar field in a near-extremal Reissner-Nordstrom-de Sitter black hole. In this paper, we investigate the Strong Cosmic Censorship in a Born-Infeld-de Sitter…

High Energy Physics - Theory · Physics 2019-12-11 Qingyu Gan , Guangzhou Guo , Peng Wang , Houwen Wu

It has recently been shown that the strong cosmic censorship conjecture can be violated by the massless neutral scalar field in the nearly extremal Reissner-Nordstrom-de Sitter black hole. However, the formation of such a black hole by…

General Relativity and Quantum Cosmology · Physics 2018-12-26 Yuyu Mo , Yu Tian , Bin Wang , Hongbao Zhang , Zhen Zhong

Recently, Sorce and Wald have suggested a new version of the gedanken experiments to overspin or overcharge the Kerr-Newman black holes in Einstein-Maxwell gravity. Following their setup, in this paper, we investigate the weak cosmic…

High Energy Physics - Theory · Physics 2020-01-03 Yan-Li He , Jie Jiang

We present a plausible counterexample to cosmic censorship in four dimensional Einstein-Maxwell theory with asymptotically anti-de Sitter boundary conditions. Smooth initial data evolves to a region of arbitrarily large curvature that is…

High Energy Physics - Theory · Physics 2016-09-21 Gary T. Horowitz , Jorge E. Santos , Benson Way

We investigate the weak cosmic censorship conjecture in charged anti-de Sitter black holes with thermodynamic pressure and volume by the scattering of the charged scalar field in four and higher dimensions. We assume that the internal…

General Relativity and Quantum Cosmology · Physics 2019-08-20 Bogeun Gwak

We study the Einstein-Klein-Gordon system coupled to the Born-Infeld electrodynamics. We explore the solution space of a static spherically symmetric, complex scalar field minimally coupled to both gravitational and electromagnetic fields.…

General Relativity and Quantum Cosmology · Physics 2023-08-02 Víctor Jaramillo , Daniel Martínez-Carbajal , Juan Carlos Degollado , Darío Núñez

We investigate the weak cosmic censorship conjecture in extremal and near-extremal Kerr-Newman-(anti-)de Sitter black holes by the scattering of a massive scalar field with an electric charge. Under this scattering, the scalar field fluxes…

General Relativity and Quantum Cosmology · Physics 2021-10-13 Bogeun Gwak

It has been shown recently that the strong cosmic censorship conjecture is violated by near-extremal Reissner-Nordstr\"om-de Sitter black holes. We investigate whether the introduction of a charged scalar field can rescue strong cosmic…

General Relativity and Quantum Cosmology · Physics 2019-02-13 Oscar J. C. Dias , Harvey S. Reall , Jorge E. Santos

We investigate weak cosmic censorship conjecture in charged torus-like black hole by the complex scalar field scattering. Using the relation between the conserved quantities of a black hole and the scalar field, we can calculate the change…

General Physics · Physics 2020-10-28 Wei Hong , Berong Mu , Jun Tao

The Ernst spacetime is a solution of the Einstein-Maxwell equations describing two charged black holes accelerating apart in a uniform electric (or magnetic) field. As the field approaches a critical value, the black hole horizon appears to…

General Relativity and Quantum Cosmology · Physics 2009-10-28 Gary T. Horowitz , Harrison J. Sheinblatt

The strong cosmic censorship has recently been put into question for the charged black holes in de Sitter space. We have performed the full non-linear evolution of the massless charged scalar field minimally coupled to the Einstein-Maxwell…

High Energy Physics - Theory · Physics 2019-10-04 Hongbao Zhang , Zhen Zhong

We consider time-dependent solutions of the Einstein-Maxwell equations using anti-de Sitter (AdS) boundary conditions, and provide the first counterexample to the weak cosmic censorship conjecture in four spacetime dimensions. Our…

High Energy Physics - Theory · Physics 2017-05-18 Toby Crisford , Jorge E. Santos

The field equations associated with the Born-Infeld-Einstein action including matter are derived using a Palatini variational principle. Scalar, electromagnetic, and Dirac fields are considered. It is shown that an action can be chosen for…

General Relativity and Quantum Cosmology · Physics 2011-07-19 Dan N. Vollick

We examine the stability and the strong cosmic censorship in the Reissner-Nordstrom-de Sitter (RN-dS) black hole by investigating the evolution of a scalar field non-minimally coupled to the curvature. We find that when the coupling…

General Relativity and Quantum Cosmology · Physics 2020-01-08 Hong Guo , Hang Liu , Xiao-Mei Kuang , Bin Wang
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