1. Department of Chemistry and Hong Kong Branch of Chinese National Engineering Research Center for Tissue Restoration & Reconstruction Hong Kong University of Science and Technology (HKUST) Clear Water Bay Kowloon 999077 China
2. Department of Physics and Organic and Carbon Electronics Laboratories (ORaCEL) North Carolina State University Raleigh NC 27695 USA
3. eFlexPV Limited Jinxiu Science Park Shenzhen 518000 China
4. HKUST Energy Institute The Hong Kong University of Science and Technology Clear Water Bay, SAR Kowloon 999077 China
5. Laboratory of Advanced Optoelectronic Materials College of Chemistry Chemical Engineering and Materials Science Soochow University Suzhou 215123 P. R. China
6. Hong Kong University of Science and Technology‐Shenzhen Research Institute No. 9, Yuexing 1st RD, Hi‐tech Park, Nanshan Shenzhen 518057 China