1. College of Chemistry and Chemical Engineering
2. Northwest Normal University
3. Lanzhou
4. China
5. South African Institute for Advanced Materials Chemistry
6. University of the Western Cape
7. Bellville
8. South Africa
9. Department of Chemical Engineering
10. University College London
11. London WC1E 7JE
12. UK
13. Collaborative Innovation Center of Renewable Energy Materials (CICREM)
14. Guangxi University