1. Jiangsu Key Laboratory for Carbon‐Based Functional Materials & DevicesInstitute of Functional Nano & Soft Materials (FUNSOM)Soochow University Suzhou Jiangsu 215123 China
2. School of Physics and Electronics ScienceMinistry of Education Nanophotonics & Advanced Instrument Engineering Research CenterEast China Normal University Shanghai 200062 China
3. Center of Super‐Diamond and Advanced Film (COSADF)Department of ChemistryCity University of Hong Kong Hong Kong SAR China
4. Institute of Organic Optoelectronics (IOO)JITRI Wujiang Suzhou 215215 China