1. Department of Chemistry and Centre for Plastic Electronics
2. White City Campus
3. Imperial College London
4. London W12 0BZ
5. UK
6. Department of Physics and Centre for Plastic Electronics
7. South Kensington Campus
8. London SW7 2AZ
9. Institute of Molecular Plus
10. Tianjin Key Laboratory of Molecular Optoelectronic Science
11. Tianjin University
12. Tianjin 300072
13. P. R. China
14. Division of Physical Sciences and Engineering
15. King Abdullah University of Science and Technology
16. Thuwal 23955-6900
17. Saudi Arabia