3 papers
gr-qc2025
Asymptotics and Universality in Black Holes: from the quasinormal Weyl's law to the binary merger waveform
José Luis Jaramillo, Lamis Al Sheikh, Jérémy Besson +7
Current state-of-the-art approaches to black hole (BH) dynamics, encompassing several effective approximation schemes, offer a remarkable control of the quantitative aspects of str…
gr-qc2025
Dynamical Horizon Segments and Spacetime Isometries
Abhay Ashtekar, Badri Krishnan
Given a space-time admitting a dynamical horizon segment (DHS) , we show that there are stringent constraints on the Killing fields that…
gr-qc2025
Quasi-Local Black Hole Horizons: Recent Advances
Abhay Ashtekar, Badri Krishnan
While the early literature on black holes focused on event horizons, subsequently it was realized that their teleological nature makes them unsuitable for many physical application…