Vol 3 - Landau, Lifshitz - Quantum mechanics - non-relativistic theory (3ed., 1991) · Problem 84.3

The Diatomic Molecule

Physics — Landau & Lifshitz · triplet-sigma-intermediate-coupling-intervals

Problem

Determine the intervals between the components of a triplet level

^3\Sigma

in a case intermediate between

a

and

b