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...