1. State Key Laboratory for Mesoscopic Physics and Electron Microscopy Laboratory, School of Physics, Peking University, Beijing 100871, People’s Republic of China
2. Collaborative Innovation Center of Quantum Matter, Beijing 100084, People’s Republic of China
3. Department of Chemistry and Chemical Biology, Harvard University, Cambridge, Massachusetts 02138, United States
4. Department of Physics, Northeastern University, Boston, Massachusetts 02115, United States
5. Department of Bioengineering, Northeastern University, Boston, Massachusetts 02115, United States