1. Department of Chemistry
2. Ghent University
3. Ghent 9000
4. Belgium
5. Department of Materials Science
6. Department of Biotechnology
7. Faculty of Bioscience Engineering
8. RWTH Aachen University
9. Central Facility for Electron Microscopy
10. Aachen
11. Germany
12. Forschungszentrum Jülich GmbH
13. State Key Laboratory of Fine Chemicals
14. Dalian University of Technology
15. Dalian
16. P. R. China