1. State Key Laboratory for Mesoscopic Physics and School of PhysicsPeking University Beijing 100871 P. R. China
2. Collaborative Innovation Center of Quantum Matter Beijing 100871 P. R. China
3. Collaborative Innovation Center of Extreme OpticsShanxi University Shanxi Taiyuan 030006 P. R. China
4. State Key Laboratory of Integrated OptoelectronicsCollege of Electronic Science and EngineeringJilin University Changchun 130012 P. R. China
5. School of Life SciencesPeking University Beijing 100871 P. R. China
6. Department of Biomedical EngineeringSouthern University of Science and Technology Shenzhen 518055 P. R. China