1. Institute of Inorganic Chemistry of the Czech Academy of Sciences, v.v.i, Husinec-Řež 1001, 250 68 Řež, Czech Republic
2. J. Heyrovský Institute of Physical Chemistry of the Czech Academy of Sciences, v.v.i., Dolejškova 3, 182 23 Praha 8, Czech Republic
3. Institute of Physics of the Czech Academy of Sciences, v.v.i., Cukrovarnická 10/112, 162 00 Praha 6, Czech Republic
4. Faculty of Nuclear Sciences and Physical
Engineering, Czech Technical University in Prague, Břehová
7, 115 19 Praha
1, Czech Republic