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The strong cosmic censorship conjecture, whose validation asserts the deterministic nature of general relativity, has been studied for charged BTZ black holes in three dimensional general relativity, as well as for Nth order pure Lovelock…

General Relativity and Quantum Cosmology · Physics 2022-06-08 Chiranjeeb Singha , Sumanta Chakraborty , Naresh Dadhich

Recent work has argued that the strong cosmic censorship (SCC) conjecture is violated by near-extremal Reissner-Nordstr\"om de Sitter (RNdS) black holes but respected by Kerr-de Sitter black holes. It has also been shown that the conjecture…

General Relativity and Quantum Cosmology · Physics 2021-04-07 Filipe S. Miguel

We clarify a number of issues that arise when extending the analysis of Strong Cosmic Censorship (SCC) to perturbations of highly charged Reissner-Nordstr\"{o}m de Sitter (RNdS) spacetimes. The linear stability of the Cauchy horizon can be…

General Relativity and Quantum Cosmology · Physics 2021-05-21 Raimon Luna , Miguel Zilhão , Vitor Cardoso , João L. Costa , José Natário

We investigate the strong cosmic censorship conjecture in lukewarm Reissner-Nordstr\"{o}m-de Sitter black holes (and Mart\'{i}nez-Troncoso-Zanelli black holes) using the quasinormal resonance of non-minimally coupled massive scalar field.…

General Relativity and Quantum Cosmology · Physics 2019-09-20 Bogeun Gwak

The fate of Cauchy horizons, such as those found inside charged black holes, is intrinsically connected to the decay of small perturbations exterior to the event horizon. As such, the validity of the strong cosmic censorship (SCC)…

General Relativity and Quantum Cosmology · Physics 2018-01-24 Vitor Cardoso , Joao L. Costa , Kyriakos Destounis , Peter Hintz , Aron Jansen

The strong cosmic censorship conjecture states (SCCC) that one cannot extend spacetime beyond the Cauchy horizon with a square-integrable connection. This conjecture was postulated to save the deterministic nature of the most successful…

General Relativity and Quantum Cosmology · Physics 2022-10-03 Chiranjeeb Singha , Naresh Dadhich

The fate of strong cosmic censorship is ultimately linked to the extendibility of perturbation across the Cauchy Horizon and known to be violated in the near extremal region of a charged de Sitter black hole. Similar violations can also be…

General Relativity and Quantum Cosmology · Physics 2020-11-10 Akash K Mishra

We study the behaviour of a free massive scalar wave-packet near the Cauchy horizon of an $\mathrm{AdS}_2$ black hole and find that it becomes infinitely differentiable for smooth initial data, independently of the parameters describing the…

High Energy Physics - Theory · Physics 2021-06-21 Upamanyu Moitra

It has been established that Strong Cosmic Censorship Conjecture (SCCC) is respected by an asymptotically flat black hole with charge, but violated by a charged asymptotically de Sitter black hole. We studied the instability of the Cauchy…

General Relativity and Quantum Cosmology · Physics 2023-07-06 Ming Zhang , Jie Jiang

Recently, it is found that the strong cosmic censorship (SCC) is violated in RNdS black hole by a minimal coupled neutral massless scalar field at the linear perturbation level. For the Einstein-Maxwell-Scalar-Gauss-Bonnet theory which is…

General Relativity and Quantum Cosmology · Physics 2022-05-11 Aofei Sang , Jie Jiang

It has been established that Christodoulou's formulation of Strong Cosmic Censorship (SCC) is violated by Reissner-Nordstr\"om-de Sitter black holes, but holds in four-dimensional Kerr-de Sitter black holes. We show that SCC is also…

General Relativity and Quantum Cosmology · Physics 2022-08-10 Alex Davey , Oscar J. C. Dias , Paul Rodgers , Jorge E. Santos

Recently it has been shown that quantum fields can be regular on the inner, Cauchy horizon of a rotating BTZ black hole, which appears to indicate a failure of strong cosmic censorship. We argue that, instead, what these results imply is…

High Energy Physics - Theory · Physics 2022-03-07 Roberto Emparan , Marija Tomašević

It has been shown that the quasinormal modes of perturebated fields can be used to investigate the validity of strong cosmic censorship (SCC). Relevant issues for Reissner-Nordstrom-de Sitter (RNdS) black holes and Born-Infeld-de Sitter…

General Relativity and Quantum Cosmology · Physics 2020-04-22 Yiqian Chen , Qingyu Gan , Guangzhou Guo

Recent work indicates that the strong cosmic censorship hypothesis is violated by nearly extremal Reissner-Nordstrom-de Sitter black holes. It was argued that perturbations of such a black hole decay sufficiently rapidly that the perturbed…

General Relativity and Quantum Cosmology · Physics 2018-06-06 Oscar J. C. Dias , Felicity C. Eperon , Harvey S. Reall , Jorge E. Santos

Strong cosmic censorship conjecture has been one of the most important leap of faith in the context of general relativity, providing assurance in the deterministic nature of the associated field equations. Though it holds well for…

General Relativity and Quantum Cosmology · Physics 2019-03-28 Mostafizur Rahman , Sumanta Chakraborty , Soumitra SenGupta , Anjan A. Sen

The theory of General Relativity predicts that black holes are a natural constituent of our Universe. Before a black hole binary relaxes to a final state, it undergoes damped oscillations which completely characterize the final object.…

General Relativity and Quantum Cosmology · Physics 2019-10-18 Kyriakos Destounis

Rotating and/or charged black hole spacetimes possess a Cauchy horizon, beyond which Einstein's equations of General Relativity cease to be deterministic. This led to the formulation of the Strong Cosmic Censorship conjecture that such…

General Relativity and Quantum Cosmology · Physics 2022-09-20 Marc Casals , Cássio I. S. Marinho

Strong cosmic censorship conjecture is central to the deterministic nature of general relativity, since it asserts that given any generic initial data on a spacelike hypersurface, the future can be uniquely predicted. However, recently it…

General Relativity and Quantum Cosmology · Physics 2020-09-22 Mostafizur Rahman , Soumodeep Mitra , Sumanta Chakraborty

We examine the $C^{0}$-formulation of the strong cosmic censorship conjecture (SCC) from a quantum complexity-theoretic perspective and argue that for generic black hole parameters as initial conditions for the Einstein equations,…

General Relativity and Quantum Cosmology · Physics 2022-06-20 Aditya Iyer , Alexander Y. Yosifov , Vlatko Vedral

We investigate the stability of the inner horizon of a rotating BTZ black hole. We show that linear perturbations arising from smooth initial data are arbitrarily differentiable at the inner horizon if the black hole is sufficiently close…

High Energy Physics - Theory · Physics 2020-01-29 Oscar J. C. Dias , Harvey S. Reall , Jorge E. Santos
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