Soft limits of gluon and graviton correlators in Anti-de Sitter space

We derive formulae for the soft limit of tree-level gluon and graviton correlators in Anti-de Sitter space, which arise from Feynman diagrams encoding the Weinberg soft theorems in flat space. Other types of diagrams can also contribute to the soft limit at leading order in the soft momentum, but have a different pole structure. We derive these results at four points using explicit formulae recently obtained from the cosmological bootstrap and double copy, and extend them to any multiplicity using bootstrap techniques in Mellin-momentum space.

Publication Details

Journal
Durham Research Online (Durham University)
Published
2024-10-09
DOI
https://doi.org/10.1007/jhep10%282024%29070
Primary Topic
Mycorrhizal Fungi and Plant Interactions
Type
article
Field-Weighted Citation Impact
0.00

Funders

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article

Soft limits of gluon and graviton correlators in Anti-de Sitter space

Durham Research Online (Durham University)
Mycorrhizal Fungi and Plant Interactions
article

Soft limits of gluon and graviton correlators in Anti-de Sitter space

article en

Abstract

We derive formulae for the soft limit of tree-level gluon and graviton correlators in Anti-de Sitter space, which arise from Feynman diagrams encoding the Weinberg soft theorems in flat space. Other types of diagrams can also contribute to the soft limit at leading order in the soft momentum, but have a different pole structure. We derive these results at four points using explicit formulae recently obtained from the cosmological bootstrap and double copy, and extend them to any multiplicity using bootstrap techniques in Mellin-momentum space.

Durham Research Online (Durham University)
China Scholarship Council, Science and Technology Facilities Council
Openalex Percentile: Top 61%
Mycorrhizal Fungi and Plant Interactions
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Soft limits of gluon and graviton correlators in Anti-de Sitter space · Durham Research Online (Durham University) (2024) | TGRS Research Map | TGRS