The spectrum of H 2 . The bands analogous to the line spectrum.—Part I

Abstract

§1. Previous history and general statement. §2. Properties of the system 3 1 B→2 1 S, here called the strong Q band system. §3. Properties of the 2 1 S state and comparison with the B state of the ultra-violet bands. §4. Properties of the system 3 1 C→2 1 S, here called the system with R very strong, P weak. §5. Comparison of 3 1 B→2 1 S and 3 1 C→2 1 S. The energy levels and the combination rules.