论文标题

量子黑洞演化的模型指标:重力崩溃,奇异性分辨率和瞬态视野

Model metrics for quantum black hole evolution: Gravitational collapse, singularity resolution, and transient horizons

论文作者

Hergott, Samantha, Husain, Viqar, Rastgoo, Saeed

论文摘要

人们普遍认为,曲率奇异性分辨率应该是量子重力的特征。我们提出了一类时间依赖性的渐近平面球体对称指标,这些指标模拟了量子重力中的重力塌陷。指标捕获了与奇异性分辨率的动态以及物质反弹后的地平线形成和蒸发相关的直觉。与弹跳速度相关的度量的参数决定了黑洞寿命作为其质量的力量。这包括霍金蒸发时间$ m^{3} $。

It is widely accepted that curvature singularity resolution should be a feature of quantum gravity. We present a class of time-dependent asymptotically flat spherically symmetric metrics that model gravitational collapse in quantum gravity. The metrics capture intuitions associated with the dynamics of singularity resolution, and horizon formation and evaporation following a matter bounce. A parameter in the metric associated with the speed of the bounce determines black hole lifetime as a power of its mass; this includes the Hawking evaporation time $M^{3}$.

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