Localization of effective actions in heterotic string field theory

Abstract We consider the algebraic couplings in the tree level effective action of the heterotic string. We show how these couplings can be computed from closed string field theory. When the light fields we are interested in are charged under an underlying N $$ \mathcal{N} $$ = 2 R-charge in the lef...

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Bibliographic Details
Main Authors: Harold Erbin, Carlo Maccaferri, Jakub Vošmera
Format: Article
Language:English
Published: SpringerOpen 2020-02-01
Series:Journal of High Energy Physics
Subjects:
Online Access:https://doi.org/10.1007/JHEP02(2020)059