1. Institute of Chemical Process Fundamentals of the CAS, v.v.i., Rozvojová 135, 16500 Prague, Czech Republic
2. Institute of Physics of the CAS, v.v.i., Na Slovance 2, 18200 Prague, Czech Republic
3. Institute of Electrochemistry, Ulm University, Albert-Einstein-Allee 47, 89081 Ulm, Germany