1. Empa, Swiss Federal Laboratories for Materials Science and Technology
2. 8600 Dübendorf
3. Switzerland
4. Institute of Physics of the Czech Academy of Sciences
5. 16200 Prague 6
6. Czech Republic
7. Institut für Anorganische und Analytische Chemie
8. Goethe-Universität Frankfurt
9. 60438 Frankfurt
10. Germany
11. Institute of Organic Chemistry and Biochemistry
12. Czech Academy of Sciences
13. 16610 Prague 6