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arXiv · 1901.05140

Thermodynamics and weak cosmic censorship conjecture in Reissner-Nordstr$\ddot{o}$m anti-de Sitter black holes with scalar field

Deyou Chen·Wei Yang·Xiaoxiong Zeng
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Abstract

The thermodynamics and weak cosmic censorship conjecture in Reissner-Nordstr$\ddot{o}$m anti-de Sitter black holes are investigated by the scattering of the scalar field. The first law of thermodynamics in the non-extremal Reissner-Nordstr$\ddot{o}$m anti-de Sitter black hole is recovered by the scattering. The increase of the horizon radius indicates that the singularity is not naked in this black hole. For the near-extremal and extremal black holes, the validity is tested by the minimum values of the function $f$ at their final states. It is found that both of the near-extremal and extremal black holes can not be overcharged. When $ω=qϕ$, the final state of the extremal black hole is still an extremal black hole. When $ω\neq qϕ$, it becomes a near-extremal black hole with new mass and charge.

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Deyou Chen, Wei Yang, Xiaoxiong Zeng. 2019-10-16. Thermodynamics and weak cosmic censorship conjecture in Reissner-Nordstr$\ddot{o}$m anti-de Sitter black holes with scalar field. https://doi.org/10.1016/j.nuclphysb.2019.114722

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