论文标题

捕获原始黑洞在极性系统中

Capture of primordial black holes in extrasolar systems

论文作者

Lehmann, Benjamin V., Webber, Ava, Ross, Olivia G., Profumo, Stefano

论文摘要

与外极系统相关的庞大数据集有望在不久的将来提供新物理学的敏感探针。我们考虑这样的系统可能捕获原始黑洞(PBH)或其他外来紧凑物体的可能性,从而产生独特的观察性特征。我们估计了外极系统捕获的速率,并考虑了几种不同的机制。我们发现捕获率可以忽略不计,除非PBHS在较狭窄的质量范围内解释了整个暗物质,远高于现有蒸发的限制的门槛。在这种情况下,可以通过系外行星搜索检测到发光的PBH。

The vast datasets associated with extrasolar systems promise to offer sensitive probes of new physics in the near future. We consider the possibility that such systems may capture primordial black holes (PBHs) or other exotic compact objects, giving rise to unique observational signatures. We estimate the rate of captures by extrasolar systems, accounting for several distinct mechanisms. We find that the capture rate is negligible unless PBHs account for the entirety of dark matter in a narrow mass range just above the threshold of existing constraints from evaporation. In this scenario, luminous evaporating PBHs may be detectable by exoplanet searches.

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