Hamiltonian derivation of dual gravitational charges
Publication Date
2020-09-11Journal Title
Journal of High Energy Physics
Publisher
Springer Berlin Heidelberg
Volume
2020
Issue
9
Language
en
Type
Article
This Version
VoR
Metadata
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Godazgar, H., Godazgar, M., & Perry, M. J. (2020). Hamiltonian derivation of dual gravitational charges. Journal of High Energy Physics, 2020 (9) https://doi.org/10.1007/jhep09(2020)084
Abstract
Abstract: We provide a Hamiltonian derivation of recently discovered dual BMS charges. In order to do so, we work in the first order formalism and add to the usual Palatini action, the Holst term, which does not contribute to the equations of motion. We give a method for finding the leading order integrable dual charges à la Wald-Zoupas and construct the corresponding charge algebra. We argue that in the presence of fermions, the relevant term that leads to dual charges is the topological Nieh-Yan term.
Keywords
Regular Article - Theoretical Physics, Black Holes in String Theory, Classical Theories of Gravity, Space-Time Symmetries
Identifiers
jhep09(2020)084, 13785
External DOI: https://doi.org/10.1007/jhep09(2020)084
This record's URL: https://www.repository.cam.ac.uk/handle/1810/316150
Rights
Attribution 4.0 International (CC BY 4.0)
Licence URL: https://creativecommons.org/licenses/by/4.0/
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