Affiliation: | (1) National Key Laboratory of High Power Semiconductor Lasers, Changchun University of Science and Technology, No. 7089 Weixing Road, Changchun, 30022, P.R. China;(2) School of Materials Engineering, Nanyang Technological University, 639798 Singapore, Singapore;(3) Ting Gi Technologies, 83 Science Park Drive, 118258 Singapore, Singapore;(4) Department of Electrical and Electronic Engineering, The University of Hong Kong, Hong Kong, P.R. China |