[1] Charles Univ Prague, Inst Phys, Fac Math & Phys, Ke Karlovu 5, Prague 02, Czech Republic
[2] Natl Hellen Res Fdn, Theoret & Phys Chem Inst, 48 Vassileos Constantinou Ave, 11635 Athens, Greece
[3] Univ Pardubice, Fac Chem Technol, Ctr Mat & Nanotechnol, Nam Cs Legii 565, Pardubice 53002, Czech Republic
[4] Univ Pardubice, Inst Appl Phys & Math, Fac Chem Technol, Pardubice, Czech Republic
[5] Univ Pardubice, Fac Chem Technol, Dept Gen & Inorgan Chem, Studentska 573, Pardubice 53210, Czech Republic
[6] Charles Univ Prague, Fac Math & Phys, Dept Phys Mat, Ke Karlovu 5, Prague 12116, Czech Republic
[7] Jan Evangelista Purkyne Univ Usti nad Labem, Fac Sci, Pasteurova 3632-15, Usti Nad Labem 40096, Czech Republic
[8] Jan Evangelista Purkyne Univ Usti nad Labem, Fac Environm, Pasteurova 3632-15, Usti Nad Labem 40096, Czech Republic
[9] Nagaoka Univ Technol, Dept Mat Sci & Bioengn, Kamitomioka 1603-1, Nagaoka 9402188, Japan