1. Department of Chemistry The Hong Kong University of Science and Technology Clear Water Bay Kowloon Hong Kong 999077 China
2. Hong Kong Branch of Chinese National Engineering. Research Center for Tissue Restoration and Reconstruction Institute for Advanced Study Department of Chemical and Biological Engineering The Hong Kong University of Science and Technology Clear Water Bay Kowloon Hong Kong 999077 China
3. HKUST‐Shenzhen Research Institute No. 9 Yuexing 1st RD, South Area, Hi‐tech Park Nanshan Shenzhen 518057 China
4. Department of Polymer Science and Engineering Zhejiang University Xihu District Hangzhou 310027 China
5. Center for Aggregation‐Induced Emission SCUT‐HKUST Joint Research Institute State Key Laboratory of Luminescent Materials and Devices South China University of Technology Guangzhou 510640 China