Vol 3 - Landau, Lifshitz - Quantum mechanics - non-relativistic theory (3ed., 1991) · Problem Problem 1 (§127)

Elastic Collisions

Physics — Landau & Lifshitz · quasi-classical-total-cross-section-power-law

Problem

Find the total cross-section for quasi-classical scattering in a field which has the form

U = \alpha/r^n

(

n > 2

) at sufficiently large distances.