Affiliation: | a University of J. E. Purkinje, Faculty of Science, Department of Physics, Ceske mladeze 8, 400 96 Usti nad Labem, Czech Republic b Charles University, Faculty of Mathematics and Physics, Department of Macromolecular Physics, V Holesovickach 2, 180 00 Prague, Czech Republic c Fraunhofer-Institut für Angewandte Polymerforschung, Wissenschaftspark Golm, Geiselbergstr. 69, 14476 Potsdam, Germany d Charles University, First Faculty of Medicine, Institute of Cellular Biology and Pathology, Albertov 4, 12801 Prague, Czech Republic e Department of Materials Engineering, Faculty of Mechanical Engineering, Czech Technical University, Karlovo náměstí 13, 121 35 Prague, Czech Republic |