A brief account is given of the spectroscopy of excitation processes in semiconductors, rare earth ions, transition metal ions, and actinide group ions in ionic crystals, from the standpoint of applying solid-state optical spectra to optical masers.
© 1962 Optical Society of America
Original Manuscript: June 30, 1961
Published: May 1, 1962
Satoru Sugano, "Spectroscopy for Solid-State Optical Masers," Appl. Opt. 1, 295-301 (1962)