Host: Zhen Pan
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Meeting ID: 972396070 (no password)
Abstract:
Gravitational waves offer a unique window into black holes and their surrounding environments. This talk explores how black hole environments can imprint observable signatures on gravitational-wave signals. Topics include ultralight dark matter around black holes and turbulent accretion disks. Together, these examples show how gravitational-wave observations can probe and constrain ultralight dark matter, accretion physics, and strong-field gravity.
Biography:
Chen Yuan received his B.S. degree from Fudan University in 2017 and his Ph.D. degree from the Institute of Theoretical Physics, Chinese Academy of Sciences, in 2023. He subsequently conducted postdoctoral research at Instituto Superior Técnico, University of Lisbon. His research has long focused on theoretical studies of the early Universe, dark matter, black hole physics, and gravitational wave physics. His work covers primordial black holes as dark matter, scalar-induced gravitational waves, environmental effects around black holes—including ultralight dark matter environments and accretion environments and gravitational wave data analysis. He has published 28 research papers in journals including Physical Review Letters and Science China, with more than 1,300 citations.
