Interpolating Between Asymptotic and Near Horizon Symmetries
High Energy Physics - Theory
2020-04-22 v1 General Relativity and Quantum Cosmology
Abstract
We develop basic tools and matching conditions to interpolate between asymptotic and near horizon symmetries. We focus on black holes in three dimensions. In particular, we match Brown--Henneaux boundary conditions at infinity, which yields two Virasoro algebras, to Heisenberg boundary conditions at the horizon yielding two u(1) current algebras. Our construction allows to equip BTZ black holes with soft hair excitations at the horizon invisible to the asymptotic observer.
Keywords
Cite
@article{arxiv.1911.04503,
title = {Interpolating Between Asymptotic and Near Horizon Symmetries},
author = {D. Grumiller and M. M. Sheikh-Jabbari and C. Troessaert and R. Wutte},
journal= {arXiv preprint arXiv:1911.04503},
year = {2020}
}
Comments
22pp