1. Technical Chemistry I
2. Center for Nanointegration Duisburg-Essen (CENIDE)
3. University of Duisburg-Essen
4. 45141 Essen
5. Germany
6. Synthesis and Real Structure
7. Institute for Materials Science
8. Kiel University
9. 24143 Kiel
10. Nanochemistry
11. Max Planck Institute for Solid State Research
12. 70569 Stuttgart