1. Center for Nanochemistry Beijing National Laboratory for Molecular Sciences College of Chemistry and Molecular Engineering Academy for Advanced Interdisciplinary Studies Peking University Beijing 100871 China
2. Key Laboratory of Low‐Dimensional Materials and Big Data School of Chemistry and Chemical Engineering Guizhou Minzu University Guiyang 550025 China
3. Beijing Graphene Institute (BGI) Beijing 100095 P. R. China
4. School of Energy Science and Engineering Nanjing Tech University Nanjing 211816 China
5. State Key Laboratory for Mesoscopic Physics Academy for Advanced Interdisciplinary Studies School of Physics Peking University Beijing 100871 China
6. Department of Electrical Engineering Wright State University Dayton OH 45435 USA
7. Center for the Physics of Low‐Dimensional Materials School of Physics and Electronics Henan University Kaifeng 475004 China