Institution: | (1) Department of Electronic Structures, Charles University, Ke Karlovu 5, 121 16 Prague 2, The Czech Republic, CZ;(2) Institute of Physics ASCR, Na Slovance 2, 182 21 Prague 8, The Czech Republic, CZ;(3) Institute for Materials Research, Tohoku University, Katahira 2-1-1, Aoba-ku, Sendai 980-8577, Japan, JP |