Vol 3 - Landau, Lifshitz - Quantum mechanics - non-relativistic theory (3ed., 1991) · Problem 137.1

Elastic Collisions

Physics — Landau & Lifshitz · collisions-of-like-particles

Problem

Determine the scattering cross-section for two identical particles of spin

\frac{1}{2}

, with given mean spin values

\bar{\mathbf{s}}_1

and

\bar{\mathbf{s}}_2