Browsing UiS Brage by Author "Penco, Riccardo"
Now showing items 1-1 of 1
-
Fractional Soft Limits of Scattering Amplitudes
Brauner, Tomas; Esposito, Angelo; Penco, Riccardo (Peer reviewed; Journal article, 2022)It is a common lore that the amplitude for a scattering process involving one soft Nambu-Goldstone boson should scale like an integer power of the soft momentum. We revisit this expectation by considering the 2 → 2 scattering ...