Third-order nonlinear optical properties of Bi2S3 nanocrystals doped in sodium borosilicate glass studied with Z-scan technique

▶ Sol-gel method to realize the synthesis of Bi2S3 nanocrystals doped in the glass. ▶ High dispersion and narrow distribution of Bi2S3 nanocrystals in the glass. ▶ Z-scan technique employed for nonlinear optical properties of the glass. ▶ Observation that an obvious third-order optical nonlinear properties in the glass.