1. Educational and Research Institute of Energetics, Automation and Energy Efficiency, National University of Life and Environmental Sciences of Ukraine,Kyiv,Ukraine
2. Taras Shevchenko National University of Kyiv,Physics Faculty,Kyiv,Ukraine
3. Taras Shevchenko National University of Kyiv,Faculty of Chemistry,Kyiv,Ukraine
4. Oleksandr Dovzhenko Hlukhiv National Pedagogical University,Hlukhiv,Ukraine