Unitarization of infinite-range forces: graviton-graviton scattering

Abstract A method to unitarize the scattering amplitude produced by infinite-range forces is developed and applied to Born terms. In order to apply S-matrix techniques, based on unitarity and analyticity, we first derive an S-matrix free of infrared divergences. This is achieved by removing a diverg...

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Bibliographic Details
Main Authors: D. Blas, J. Martín Camalich, J. A. Oller
Format: Article
Language:English
Published: SpringerOpen 2022-08-01
Series:Journal of High Energy Physics
Subjects:
Online Access:https://doi.org/10.1007/JHEP08(2022)266