| Institution: | 1. A. Che?kowski Institute of Physics, University of Silesia, Uniwersytecka 4, 40-007 Katowice, Poland.;2. Silesian Center for Education and Interdisciplinary Research, University of Silesia, 27 Pu?ku Piechoty 1, 41-500 Chorzów, Poland.anna.bajorek@us.edu.pl;4. Institute of Materials Science, University of Silesia, 27 Pu?ku Piechoty 1, 41-500 Chorzów, Poland.;5. Silesian Center for Education and Interdisciplinary Research, University of Silesia, 27 Pu?ku Piechoty 1, 41-500 Chorzów, Poland. |
