Fine and hyperfine structure in highly excited states of sodium

Fine Structure and Hyperfine Structure Measurements in Excited States of Alkali Atoms by Dye Laser Spectroscopy.

Determination by quantum beat spectroscopy of fine-structure intervals in a series of highly excited sodium D states

Determination of fine structure intervals in a series of excited sodium D states using doppler free two-photon spectroscopy

Laser spectroscopy investigation of the hyperfine structure of highly excited 2P32 states in alkali atoms

Determination of hyperfine structure of highly excited S states in alkali atoms using a CW dye laser

Hyperfine structure of the NaK a[3]Σ[+] state : interaction of an electron spin with the sodium and potassium nuclear spins