1. Institute of Physics of the Czech Academy of Sciences Cukrovarnická 10 Prague 6 162 00 Czech Republic
2. Regional Centre of Advanced Technologies and Materials Palacký University Šlechtitelů 27 Olomouc 783 71 Czech Republic
3. Institute of Organic Chemistry and Biochemistry of the Czech Academy of Sciences Flemingovo nám. 2 Prague 6 166 10 Czech Republic