1. Department of Chemistry; Institute for Advanced Study; Institute of Molecular Functional Materials and Division of Biomedical Engineering; The Hong Kong University of Science & Technology (HKUST); Clear Water Bay Kowloon Hong Kong China
2. School of Chemistry and Environment Science; Beijing University of Aeronautics and Astronautics; Beijing 100191 China
3. Department of Electronic and Computer Engineering; The Hong Kong University of Science & Technology; Clear Water Bay Kowloon Hong Kong China
4. Department of Physics; The Hong Kong University of Science & Technology; Clear Water Bay Kowloon Hong Kong China