1. A.N. Sevchenko Institute of Applied Physical Problems, Belarusian State University, Kurchatova str. 7, Minsk 220045, Belarus
2. Research Institute for Physical Chemical Problems, Belarusian State University, Leningradskaya str. 14, Minsk 220006, Belarus
3. Institute of Bioorganic Chemistry, National Academy of Sciences of Belarus, Akademika Kuprevicha str. 5-2, Minsk 220141, Belarus
4. Department of Physical Chemistry and Technology of Polymers, Faculty of Chemistry, Silesian University of Technology, Strzody 9, Gliwice, 44-100, Poland
5. Faculty of Physics, Belarusian State University, Bobruiskaya str. 5, Minsk 220006, Belarus