Two-Loop Four-Fermion Scattering Amplitude in QED

R. Bonciani, A. Broggio, S. Di Vita +9

We present the analytic evaluation of the two-loop corrections to the amplitude for the scattering of four fermions in Quantum Electrodynamics, $f^{-}+f^{+}+F^{-}+F^{+}\to 0$, with…