1. College of Electronic Science and Technology and College of Optoelectronics Engineering Collaborative Innovation Centre for Optoelectronic Science and Technology and Key Laboratory of Optoelectronic Devices and Systems of Ministry of Education and Guangdong Province Shenzhen University Shenzhen 518000 P. R. China
2. Department of Materials Science and Engineering ARC Centre of Excellence in Future Low‐Energy Electronics Technologies (FLEET) Monash University Clayton Victoria 3800 Australiaqiaoliang.bao@monash.edu
3. Institute of Functional Nano and Soft Materials (FUNSOM) Jiangsu Key Laboratory for Carbon‐Based Functional Materials and Devices Soochow University Suzhou 215123 P. R. China
4. State Key Laboratory of Applied Optics Changchun Institute of Optics Fine Mechanics and Physics Chinese Academy of Sciences Changchun Jilin 130033 China
5. China Academy of Electronics and Information Technology Beijing 100041 China