1. Max Planck Institute of Colloids and Interfaces
2. Department of Colloid Chemistry
3. 14476 Potsdam
4. Germany
5. Ceramic Synthesis and Functionalization Laboratory UMR 3080
6. Ruđer Bošković Institute
7. 10000 Zagreb
8. Croatia
9. IENI-CNR
10. Dipartimento di Scienze Chimiche
11. Università degli Studi di Padova
12. and INSTM UdR Padova
13. 5131-Padova
14. Graz University of Technology
15. Institute of Inorganic Chemistry
16. A-8010 Graz
17. Austria
18. Institute of Physical Chemistry
19. Heinrich-Buff-Ring 58
20. Giessen