1. Institute of Chemistry University of Silesia in Katowice ul. Szkolna 9 40-007 Katowice Poland
2. Department Electrochemistry at the Nanoscale J. Heyrovský Institute of Physical Chemistry of the Czech Academy of Sciences Dolejškova 3 18223 Prague Czech Republic
3. Department of Chemistry and Industrial Chemistry University of Pisa Via Moruzzi 13 56124 Pisa Italy