Events

Past Event

Seminar/Group Meeting: Yoonsoo Kim

September 18, 2026
12:30 PM - 1:00 PM
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Pupin 705 and online

GRMHD accretion onto an extremely recoiled BBH merger remnant

Merging binary black holes in gaseous environments are promising sources of multi-messenger transients. When a gravitational radiation recoil (kick) is imparted to the merger remnant, subsequent interactions between the recoiled black hole and its circumbinary disk may lead to unique post-merger electromagnetic counterparts. In this talk, I will present GRMHD simulations of an extremely recoiled black hole interacting with a magnetically arrested circumbinary disk, and show how the kick geometry affects jet and accretion behavior. Along with discussing the limitations of this work, I will also briefly introduce an ongoing work on the gas dynamics of recoiled disks.