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Simplifying (super-)BMS algebras

delete2023-11-17
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OA
AI
O
Oscar Fuentealba *
M
Marc Henneaux
DOI:10.1007/JHEP11(2023)108delete
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摘要

摘要

En 中文
We show that the non-linear BMS5 symmetry algebra of asymptotically flat Einstein gravity in five dimensions, as well as the super-BMS4 superalgebra of asymptotically flat supergravity, can be redefined so as to take a direct sum structure. In the new presentation of the (super-)algebra, angle-dependent translations and angle-dependent supersymmetry transformations commute with the (super-)Poincare generators. We also explain in detail the structure and charge-integrability of asymptotic symmetries with symmetry parameters depending on the fields (through the charges themselves), a topic relevant for nonlinear asymptotic symmetry algebras.
Keyword:
Global Symmetries
Space-Time Symmetries
Classical Theories of Gravity

期刊

Journal of High Energy Physics 封面图
Journal of High Energy Physics
IF:
5.5
论文数:
3.9W
被引数:
13.7W

机构

U
universite libre de bruxelles
学者数:
2.0W
论文数: 1.7W
被引数: 27
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