1. Center for Nanochemistry (CNC), Beijing Science and Engineering Center for Nanocarbons, Beijing National Laboratory for Molecular Sciences, College of Chemistry and Molecular Engineering, Peking University, Beijing 100871, China.
2. Beijing Graphene Institute (BGI), Beijing 100095, China.
3. Institute for Functional Intelligent Materials, National University of Singapore, Singapore 117575, Singapore.
4. Academy for Advanced Interdisciplinary Studies, Peking University, Beijing 100871, China.
5. School of Physics and Astronomy, University of Manchester, Manchester M13 9PL, UK.
6. Department of Physics, National University of Singapore, Singapore 117551, Singapore.
7. Electron Microscopy Laboratory and International Center for Quantum Materials, School of Physics, Peking University, Beijing 100871, China.
8. Institute of Physics, Chinese Academy of Sciences, Beijing 100190, China.
9. State Key Laboratory of Superlattices and Microstructures, Institute of Semiconductors, Chinese Academy of Sciences, Beijing 100083, China.
10. Center of Materials Science and Optoelectronics Engineering, University of Chinese Academy of Sciences, Beijing 100049, China.
11. Collaborative Innovation Center of Quantum Matter, Beijing 100871, China.
12. Interdisciplinary Institute of Light-Element Quantum Materials and Research Center for Light-Element Advanced Materials, Peking University, Beijing 100871,China.
13. Chongqing 2D Materials Institute, Liangjiang New Area, Chongqing 400714, China.
14. College of Energy, Soochow Institute for Energy and Materials Innovations (SIEMIS), Key Laboratory of Advanced Carbon Materials and Wearable Energy Technologies of Jiangsu Province, Soochow University, Suzhou 215006, China.