Correlation functions in scalar field theory at large charge

Abstract We compute general higher-point functions in the sector of large charge operators ϕn, ϕ ¯ n $$ {\overline{\phi}}^n $$ at large charge in O(2) ϕ ¯ ϕ 2 $$ {\left(\overline{\phi}\phi \right)}^2 $$ theory. We find that there is a special class of “extremal” correlators having only one insertion...

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Bibliographic Details
Main Authors: G. Arias-Tamargo, D. Rodriguez-Gomez, J. G. Russo
Format: Article
Language:English
Published: SpringerOpen 2020-01-01
Series:Journal of High Energy Physics
Subjects:
Online Access:https://doi.org/10.1007/JHEP01(2020)171
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