1. Department of Chemistry City University of Hong Kong Kowloon 999077 Hong Kong
2. PCFM Lab GDHPPC Lab Guangdong Engineering Technology Research Center for High‐performance Organic and Polymer Photoelectric Functional Films State Key Laboratory of OEMT School of Chemistry Sun Yat‐sen University Guangzhou 510275 China
3. Institute of Materials for Electronics and Energy Technology (i‐MEET) Friedrich‐Alexander‐University Erlangen‐Nuremberg Martensstraße 7 91058 Erlangen Germany
4. State Key Laboratory of OEMT School of Materials Science and Engineering Sun Yat‐sen University Guangzhou 510275 China