The usefulness of the SiO2—Si3N4 system for gradient-index optics has been investigated. Dispersion data, temperature dependence of the refractive index, and physical properties are presented. Preparation techniques are discussed.
© 1982 Optical Society of America
Tryggve Bååk, "Silicon oxynitride; a material for GRIN optics," Appl. Opt. 21, 1069-1072 (1982)