Asymptotic Symmetries and Charges in De Sitter Space

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Asymptotic Symmetries and Charges in De Sitter Space

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Title: Asymptotic Symmetries and Charges in De Sitter Space
Author: Anninos, Dionysios; Ng, Gim Seng; Strominger, Andrew E.

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Citation: Anninos, Dionysios, Gim Seng Ng, and Andrew Strominger. 2011. Asymptotic symmetries and charges in de Sitter space. Classical and Quantum Gravity 28(17): 175019.
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Abstract: The asymptotic symmetry group (ASG) at future null infinity \((I^+)\) of four-dimensional de Sitter spacetimes is defined and shown to be given by the group of three-dimensional diffeomorphisms acting on \(I^+\). Finite charges are constructed for each choice of ASG generator together with a two-surface on \(I^+\). A conservation equation is derived relating the evolution of the charges with the radiation flux through \(I^+\).
Published Version: doi:10.1088/0264-9381/28/17/175019
Other Sources: http://arxiv.org/abs/1009.4730
Terms of Use: This article is made available under the terms and conditions applicable to Open Access Policy Articles, as set forth at http://nrs.harvard.edu/urn-3:HUL.InstRepos:dash.current.terms-of-use#OAP
Citable link to this page: http://nrs.harvard.edu/urn-3:HUL.InstRepos:8087212

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  • FAS Scholarly Articles [7219]
    Peer reviewed scholarly articles from the Faculty of Arts and Sciences of Harvard University
 
 

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