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As a charged spinning fermion drops into a charged rotating BTZ black hole, we investigate the laws of thermodynamics and weak cosmic censorship conjecture with and without pressure respectively. For the case without pressure, the first…

General Relativity and Quantum Cosmology · Physics 2019-08-13 Xiao-Xiong Zeng , Xin-Yun Hu

In this paper, we investigate the strong cosmic censorship conjecture (SCC) for charged black holes in the de Sitter space by considering the weak gravity conjecture (WGC). Using analytical methods, we find that the SCC is preserved for…

High Energy Physics - Theory · Physics 2023-02-28 Jafar Sadeghi , Mohammad Reza Alipour , Saeed Noori Gashti

Considering the cosmological constant as the pressure, we mainly study the laws of thermodynamics and weak cosmic censorship conjecture in the Reissner-Nordstr\"{o}m-AdS black hole surrounded by quintessence dark energy under charged…

General Relativity and Quantum Cosmology · Physics 2019-12-19 Ke-Jian He , Xin-Yun Hu , Xiao-Xiong Zeng

We examine the laws of thermodynamics and the weak cosmic censorship conjecture in the normal and extended phase space of Born-Infeld-anti-de Sitter black hole by considering a charged particle absorption. In the normal phase space, the…

High Energy Physics - Theory · Physics 2021-01-08 Xiao-Xiong Zeng , Hai-Qing Zhang

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 evaluate the validity of the weak form of the cosmic censorship conjecture and the third law of black hole dynamics for Kerr-MOG black holes interacting with scalar test fields. Ignoring backreaction effects, we first show that both…

General Relativity and Quantum Cosmology · Physics 2020-01-17 Koray Düztaş

The first law of black hole thermodynamics in the extended phase space is prevailing recently. However, the second law as well as the weak cosmic censorship conjecture has not been investigated extensively. In this paper, we investigate the…

General Relativity and Quantum Cosmology · Physics 2020-06-24 Xin-Yun Hu , Ke-Jian He , Xiao-Xiong Zeng , Jian-Pin Wu

Motivated by the recent attempts to violate the weak cosmic censorship conjecture for near-extreme black-holes, we consider the possibility of overcharging a near-extreme Reissner-Nordstr\"om black hole by the quantum tunneling of charged…

General Relativity and Quantum Cosmology · Physics 2011-11-15 Maurício Richartz , Alberto Saa

By neglecting the effects of self-force and radiation, we investigate the possibility of destroying the Kerr-MOG black hole through the point particle absorption process. Using the instability of event horizon and equation of particle…

General Relativity and Quantum Cosmology · Physics 2019-04-08 Bin Liang , Shao-Wen Wei , Yu-Xiao Liu

We first obtain the $D$-dimensional asymptotically AdS charged black hole solution in general nonlinear electrodynamics (NLED). We then use the Hamilton-Jacobi method to describe the motion in curved spacetime of a scalar particle and a…

General Relativity and Quantum Cosmology · Physics 2019-05-09 Peng Wang , Houwen Wu , Haitang Yang

It has been claimed that a Kerr-Newman black hole can generically be overspun by neutral test fields, and it has been argued that even when backreactions are taken into account, the black hole can still be destroyed. In this paper, we…

General Relativity and Quantum Cosmology · Physics 2025-12-29 Si-Jiang Yang , Zheng-Quan Cui , Shao-Wen Wei , Yu-Xiao Liu

We investigate the laws of thermodynamics and weak cosmic censorship conjecture in the normal and extended phase space of a Kerr-AdS black hole by analyzing the energy-momentum relation of the absorbed fermion dropping into the horizon. In…

General Relativity and Quantum Cosmology · Physics 2020-09-29 Xiao-Xiong Zeng , Hai-Qing Zhang

In this paper, we investigate the Weak Cosmic Censorship Conjecture in nearly extremal Kerr black hole by absorbing particles . In previous work, they ignore the process of black hole absorbing particles. They assume the whole particle can…

General Relativity and Quantum Cosmology · Physics 2020-09-17 Shun Jiang

We construct a gedanken experiment, in which a weak wave packet of the complex massive scalar field interacts with a four-parameter (mass, angular momentum, electric and magnetic charges) Kerr-Newman black hole. We show that this…

General Relativity and Quantum Cosmology · Physics 2011-02-23 Ibrahim Semiz

The Weak Cosmic Censorship (WCC) conjecture can be used as a consistency criterion for any viable modification over general relativity (GR). We employ this idea to show that in contrast to the black holes in GR, it is indeed possible to…

General Relativity and Quantum Cosmology · Physics 2021-12-01 Rajes Ghosh , Akash K Mishra , Sudipta Sarkar

Recent researches of the novel $4D$ Einstein-Gauss-Bonnet (EGB) gravity have attracted great attention. In this paper, we investigate the validity of the weak cosmic censorship conjecture for a novel $4D$ charged EGB black hole with test…

General Relativity and Quantum Cosmology · Physics 2020-12-04 Si-Jiang Yang , Jun-Jie Wan , Jing Chen , Jie Yang , Yong-Qiang Wang

In this paper, we investigate the weak cosmic censorship conjecture (WCCC) for the Reissner-Nordstrom (R-N) AdS black hole in a restricted phase space thermodynamics (RPST). Also here, we consider energy flux and equivalence mass-energy…

High Energy Physics - Theory · Physics 2024-10-15 Mohammad Reza Alipour , Jafar Sadeghi , Saeed Noori Gashti , Mohammad Ali S. Afshar

We study the dynamical behavior of spinor particles, and get the energy-momentum relation of charged particles by solving the Dirac equation. Based on the energy-momentum relation, we investigate the laws of thermodynamics and the weak…

General Relativity and Quantum Cosmology · Physics 2019-03-22 Yi-Wen Han , Ming-Jian Lan , Xiao-Xiong Zeng

We test the weak cosmic censorship conjecture for magnetized Kerr-Newman spacetime via the method of injecting a test particle. Hence, we need to know how the black hole's parameters change when a test particle enters the horizon. This was…

General Relativity and Quantum Cosmology · Physics 2022-09-14 Yunjiao Gao , Sijie Gao

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