1. Department of Physical and Macromolecular Chemistry, Faculty of Science; Charles University in Prague; Hlavova, 2030 CZ-128 40 Prague 2 Czech Republic
2. J. Heyrovský Institute of Physical Chemistry, v.v.i; Academy of Sciences of the Czech Republic; Dolejškova 3 182 23 Prague 8 Czech Republic
3. Institute of Macromolecular Chemistry, v.v.i.; Academy of Sciences of the Czech Republic; Heyrovský Sq. 2 16206 Prague 6 Czech Republic