1. Department of Instrument Science and Engineering, School of Electronic Information and Electrical Engineering, Shanghai Jiao Tong University, Shanghai 200240, People's Republic of China
2. Shanghai Engineering Research Center for Intelligent Diagnosis and Treatment Instrument, Shanghai 200240, People's Republic of China
3. School of Physics and Astronomy, Key Laboratory of Artificial Structures and Quantum Control (Ministry of Education), and National Demonstration Center for Experimental Physics Education, Shanghai Jiao Tong University, Shanghai 200240, People's Republic of China