Supported by the National Basic Research Program of China under Grant No 2006CB302905, the National Natural Science Foundation of China under Grant Nos 60736037 and 10704070, the Science and Technological Fund of Anhui Province for Outstanding Youth (08040106805), and the Chongqing Municipal Education Commission (No KJ071205).
A polarizing beam splitter (PBS) design based on a fused-silica lamellar subwavelength transmission grating is demonstrated with the modal method, where TE- and TM-polarized waves are mainly diffracted in the -1st a...
Supported by the National Basic Research Programme of China under Grant No 2006CB806000b, and the National Natural Science Foundation of China under Grant No 50672087, and the Shanghai Leading Academic Discipline Project under Grant No T0104.
Multiple refocusing of a tightly focused femtosecond laser due to the dynamic transformation between self-focusing and self-defocusing is employed to provide a novel method to produce quasi-periodic voids in glass. It...
Supported by the National Natural Science Foundation of China under Grant Nos 50125208 and 60377017, and the Shanghai Leading Academic Discipline Program.
Thermal stress-induced birefringence in borate glass which has been irradiated by 800-nm femtosecond laser pulses is observed under cross-polarized light. Due to the high temperature and pressure formed in the focal v...