LAUSR

RONGQIAO WAN, GUOQIANG LI, XIANG GAO, ZHIQIANG LIU, JUNHUI LI, XIAOYAN YI, NAN CHI, AND LIANCHENG WANG State Key Laboratory of High Performance Complex Manufacturing, College of Mechanical and Electrical Engineering, Central South University, Changsha 410083, China Department of Communication Science and Engineering, Key Laboratory for Information Science of Electromagnetic Waves (MoE), Fudan University, Shanghai 200433, China Semiconductor Lighting Technology Research and Development Center, Institute of Semiconductors, Chinese Academy of Sciences, Beijing 100083, China College of Materials Science and Opto-Electronic Technology, University of Chinese Academy of Sciences, Beijing 101408, China e-mail: [email protected] e-mail: [email protected] e-mail: [email protected]