Detailed Programme of the Weeks 11/11/2019 -- 11/22/2019:

-- S Matrix and Feynman Rules

LECT 28 -- Monday 11/11/2019 - 2h Bonciani 12:00-14:00 (Majorana)

Time ordered product of 2, 3, 4 fields. Bosonic and fermionic fields. Time-ordered product of normal ordered fields. Evaluation of the scattering matrix at the first order in QED. Building blocks, vertex interactions. Evaluation of the scattering matrix at the second order in QED. One-contraction contributions: electron Compton scattering, positron Compton scattering, pair creation and pair annihilation, Moller scattering

LECT 29 -- Monday 11/18/2019 - 2h Bonciani 10:00-12:00 (Conversi)

Bhabha scattering. Two-contractions contributions: electron and positron self energy, vacuum polarization of the photon. S matrix in momentum space. Propagators, spinors, Feynman's rules.

LECT 30 -- Friday 11/22/2019 - 2h Bonciani 10:00-12:00 (Conversi)

The production Cross Section. Calculation of the cross section for the scattering process $e^{+}+e^{-} \to \mu^{+} + \mu^{-}$

Ricevimento -- Friday 11/22/2019 - 12:00-13:00 (uff)