Showing gr-qcShow all
2 papers · 1 filter
gr-qc2025
On the origin of quasinormal modes in semi-open systems
Leonardo Solidoro, Sam Patrick, Ruth Gregory +1
Astrophysical black holes are open systems which, when perturbed, radiate quasi-normal modes (QNMs) to infinity. By contrast, laboratory analogues are necessarily finite-sized, pre…
gr-qc2024
A primer on the analogue black hole bomb with capillary-gravity waves
Sam Patrick, Theo Torres
Draining vortices with a free surface are frequently employed as rotating black hole simulators, both in theory and experiments. However, most theoretical work is restricted to the…