论文标题

出色的潮汐破坏率

Rates of Stellar Tidal Disruption

论文作者

Stone, Nicholas C., Vasiliev, Eugene, Kesden, Michael, Rossi, Elena M., Perets, Hagai B., Amaro-Seoane, Pau

论文摘要

潮汐破坏事件很少发生在任何个人星系中。然而,在过去的十年中,时间域调查已经开始积累这些耀斑的统计样本。哪些动态过程负责将恒星喂入超大的黑洞?在逼真的银河核中潮汐破坏了恒星的速度?通过估算耀斑的观察样本潮汐破坏事件的速度,我们可以从超级质量的黑洞和更广泛的天体物理问题中学到什么?这些是我们旨在在本章中解决的问题,该问题总结了有关恒星潮汐中断率的当前理论知识,并将理论预测与当前观测状态进行了比较。

Tidal disruption events occur rarely in any individual galaxy. Over the last decade, however, time-domain surveys have begun to accumulate statistical samples of these flares. What dynamical processes are responsible for feeding stars to supermassive black holes? At what rate are stars tidally disrupted in realistic galactic nuclei? What may we learn about supermassive black holes and broader astrophysical questions by estimating tidal disruption event rates from observational samples of flares? These are the questions we aim to address in this Chapter, which summarizes current theoretical knowledge about rates of stellar tidal disruption, and compares theoretical predictions to the current state of observations.

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