Key Laboratory of Optical Fibre Sensing and Communications(Education Ministry of China);
University of Electronic Science and Technology of China;
Chengdu;
China;
National Laboratory of Solid State Microstructures and;
School of Electronic Science and Engineering;
School of Physics and College of Engineering and Applied Sciences;
Nanjing University;
Nanjing;
China;
Department of Electrical;
Computer;
and Energy Engineering;
University of Colorado Boulder;
Boulder;
CO 80309;
USA;
Key Laboratory for Micro-Nano Optoelectronic Devices(Education Ministry of China);
School of Physics and Electronics;
Hunan University;
Changsha;
China;
Research Centre for Optical Fibre Sensing;
Zhejiang Laboratory;
Hangzhou;
China;