1. Department of Chemical and Biomolecular
Engineering, 4 Engineering Drive 4, National University of Singapore, Singapore 117576
2. Department of Chemistry, Institute
for Advanced Study, Division of Biomedical Engineering, State Key
Laboratory of Molecular Neuroscience and Institute of Molecular Functional
Materials, The Hong Kong University of Science and Technology, Clear Water Bay, Kowloon, Hong Kong, China
3. Division of Chemistry and Biological
Chemistry, School of Physical and Mathematical Sciences, Nanyang Technological University, Singapore 637371
4. Guangdong Innovative Research
Team, State Key Laboratory of Luminescent Materials and Devices, South China University of Technology, Guangzhou 510640,
China
5. Institute of Materials Research Engineering, 3 Research Link, Singapore 117602