论文标题

常规的Kiselev黑洞,带有De Sitter Core

Regular Kiselev black hole with a de Sitter core

论文作者

Saadati, R., Shojai, F.

论文摘要

我们介绍了Kiselev黑洞的一些新方面,然后研究该时空中的无效薄壳崩溃。对于后者,我们证明Kiselev黑洞可以与Sitter Core相匹配,并带有薄的时脉冲壳,以产生非单明一角的黑洞时空。有人认为,对于及时的超曲面,状态参数的方程必须是非负的。使用小带 - 以色列连接条件,获得了壳的运动方程。讨论了壳体的固定溶液的稳定性,并发现了壳体和Kiselev几何形状参数的一些适当范围,为其构建了一个稳定的固定式黑洞。

We present some new aspects of Kiselev black hole and then study the null and timelike thin shell collapse in this spacetime. For the latter, we show that Kiselev black hole can be matched to de Sitter core with a thin timelike dust shell to produce a non-singular black hole space-time. It is argued that for timelike hypersurface, the equation of state parameter must be non-negative. Using Barrabes-Israel junction conditions, the equation of motion of the shell is obtained. The stability of stationary solutions of the shell is discussed and some appropriate ranges for the parameters of shell and Kiselev geometry are found for which a stable stationary black hole is constructed.

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