2 papers
hep-th2026
Edge Modes on Stringy Horizons
Atish Dabholkar, Eleanor Harris, Upamanyu Moitra
For a quantum field of arbitrary mass and spin in the static patch of de Sitter spacetime, the Euclidean partition function receives contributions from edge modes localized on the…
hep-th2025
Lumos Extrema
Upamanyu Moitra
We consider trajectories of massless particles in the presence of charged black holes in asymptotically AdS spacetimes in arbitrary dimensions. We study the properties of the photo…