1. State Key Laboratory on Integrated
Optoelectronics, College of Electronic Science and Engineering, Jilin University, 2699 Qianjin Street, Changchun 130012,
PR China
2. State Key Laboratory
of Transducer
Technology, Institute of Electronics, Chinese Academy of Sciences, Beijing 100190, PR China
3. College of Physics, Jilin University, 119 Jiefang Road, Changchun 130023,
PR China