Supertranslations and Superrotations at the Black Hole Horizon

We show that the asymptotic symmetries close to nonextremal black hole horizons are generated by an extension of supertranslations. This group is generated by a semidirect sum of Virasoro and Abelian currents. The charges associated with the asymptotic Killing symmetries satisfy the same algebra. Wh...

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Autores principales: Donnay, L., Giribet, G., González, H.A., Pino, M.
Formato: JOUR
Materias:
Gravitation
Asymptotic symmetry
Black holes
Stars
Acceso en línea:http://hdl.handle.net/20.500.12110/paper_00319007_v116_n9_p_Donnay
Aporte de:
Biblioteca Digital - Facultad de Ciencias Exactas y Naturales (UBA) de Universidad de Buenos Aires
id todo:paper_00319007_v116_n9_p_Donnay
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spelling todo:paper_00319007_v116_n9_p_Donnay2023-10-03T14:42:42Z Supertranslations and Superrotations at the Black Hole Horizon Donnay, L. Giribet, G. González, H.A. Pino, M. Gravitation Asymptotic symmetry Black holes Stars We show that the asymptotic symmetries close to nonextremal black hole horizons are generated by an extension of supertranslations. This group is generated by a semidirect sum of Virasoro and Abelian currents. The charges associated with the asymptotic Killing symmetries satisfy the same algebra. When considering the special case of a stationary black hole, the zero mode charges correspond to the angular momentum and the entropy at the horizon. © 2016 American Physical Society. JOUR info:eu-repo/semantics/openAccess http://creativecommons.org/licenses/by/2.5/ar http://hdl.handle.net/20.500.12110/paper_00319007_v116_n9_p_Donnay
institution Universidad de Buenos Aires
institution_str I-28
repository_str R-134
collection Biblioteca Digital - Facultad de Ciencias Exactas y Naturales (UBA)
topic Gravitation
Asymptotic symmetry
Black holes
Stars
spellingShingle Gravitation
Asymptotic symmetry
Black holes
Stars
Donnay, L.
Giribet, G.
González, H.A.
Pino, M.
Supertranslations and Superrotations at the Black Hole Horizon
topic_facet Gravitation
Asymptotic symmetry
Black holes
Stars
description We show that the asymptotic symmetries close to nonextremal black hole horizons are generated by an extension of supertranslations. This group is generated by a semidirect sum of Virasoro and Abelian currents. The charges associated with the asymptotic Killing symmetries satisfy the same algebra. When considering the special case of a stationary black hole, the zero mode charges correspond to the angular momentum and the entropy at the horizon. © 2016 American Physical Society.
format JOUR
author Donnay, L.
Giribet, G.
González, H.A.
Pino, M.
author_facet Donnay, L.
Giribet, G.
González, H.A.
Pino, M.
author_sort Donnay, L.
title Supertranslations and Superrotations at the Black Hole Horizon
title_short Supertranslations and Superrotations at the Black Hole Horizon
title_full Supertranslations and Superrotations at the Black Hole Horizon
title_fullStr Supertranslations and Superrotations at the Black Hole Horizon
title_full_unstemmed Supertranslations and Superrotations at the Black Hole Horizon
title_sort supertranslations and superrotations at the black hole horizon
url http://hdl.handle.net/20.500.12110/paper_00319007_v116_n9_p_Donnay
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AT giribetg supertranslationsandsuperrotationsattheblackholehorizon
AT gonzalezha supertranslationsandsuperrotationsattheblackholehorizon
AT pinom supertranslationsandsuperrotationsattheblackholehorizon
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