1. School of Materials Science and Engineering
2. Nanyang Technological University
3. Singapore 639798
4. School of Electrical and Electronic Engineering
5. School of Chemistry
6. The University of Melbourne
7. Parkville
8. Australia
9. Department of Electrical and Electronic Engineering
10. College of Engineering
11. South University of Science and Technology of China
12. Shenzhen 518055
13. P.R.China
14. Department of Chemistry
15. Northwestern University
16. Evanston
17. USA
18. Division of Chemistry and Biological Chemistry
19. School of Physical and Mathematical Sciences