1. Institute
of Chemistry, University of Silesia, Szkolna 9, PL-40-006 Katowice, Poland
2. Institute
of Physics, University of Silesia, Uniwersytecka 4, PL-40-007 Katowice, Poland
3. Center
of Biostructure Research, Medical University of Warsaw, Banacha 1a, PL-02-097 Warsaw, Poland