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Five-dimensional charged rotating minimally gauged supergravity black hole cannot be over-spun and/or over-charged in non-linear accretion
The European Physical Journal C ( IF 4.2 ) Pub Date : 2020-05-28 , DOI: 10.1140/epjc/s10052-020-8009-4
Sanjar Shaymatov , Naresh Dadhich , Bobomurat Ahmedov , Mubasher Jamil

Generally a black hole could be over-charged/spun, violating the weak cosmic censorship conjecture (WCCC) for linear order accretion while the same is always restored for non-linear accretion. The only exception, however, is that of a five-dimensional rotating black hole with single rotation, which cannot be overspun even at linear order. In this paper we investigate this question for a five-dimensional charged rotating minimally gauged supergravity black hole and show that it could not be overspun under non-linear accretion, thereby respecting WCCC. However, in the case of single rotation WCCC is also respected for linear accretion when the angular momentum of the accreting particle is greater than its charge irrespective of the relative dominance of the charge and rotation parameters of the black hole.

中文翻译:

五维带电旋转最小计量超重力黑洞不能在非线性积聚中过度旋转和/或过度充电

通常,黑洞可能会被过度充电/旋转,这违反了针对线性阶积的弱宇宙检查猜想(WCCC),而对于非线性阶积始终会恢复黑洞。但是,唯一的例外是具有一次旋转的五维旋转黑洞,即使在线性顺序下也不能过度旋转。在本文中,我们针对一个带五维带电旋转的最小尺度超重力黑洞研究了这个问题,并表明在非线性吸积下它不能过度旋转,从而尊重WCCC。但是,在单旋转的情况下,当吸积颗粒的角动量大于其电荷时,WCCC也应考虑线性吸积,而与黑洞的电荷和旋转参数的相对优势无关。
更新日期:2020-05-28
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