1. State Key Laboratory of Infrared Physics Shanghai Institute of Technical Physics Chinese Academy of Sciences Shanghai 200083 P. R. China
2. School of Physical Science and Technology ShanghaiTech University Shanghai 201210 P. R. China
3. University of Chinese Academy of Sciences Beijing 100049 P. R. China
4. Shanghai Research Center for Quantum Sciences Shanghai 201315 P. R. China
5. School of Information Science and Technology ShanghaiTech University Shanghai 201210 P. R. China
6. State Key Laboratories of Transducer Technology Shanghai Institute of Technical Physics Chinese Academy of Sciences Shanghai 200083 P. R. China