Griffiths Introduction to Elementary Particles · Problem 6.13

Quantum Electrodynamics — David J. Griffiths

Physics — QFT · abc-theory-scattering

Problem

Calculate

d\sigma/d\Omega

for

A + A \to B + B

, in the

CM

frame, assuming

m_B = m_C = 0

. Find the total cross section,

\sigma