1. Department of Strength of the Materials and Structures in Hydrogen-Containing Environments, Karpenko Physico-Mechanical Institute, National Academy of Sciences of Ukraine, 5 Naukova Str., 79-601 Lviv, Ukraine
2. Department of Mechanical Engineering and Mechatronics, West Pomeranian University of Technology in Szczecin, 19 Piastow av., 70-310 Szczecin, Poland
3. Department of Physics and Chemistry of Combustion, Lviv State University of Life Safety, 35 Kleparіvska, 79-000 Lviv, Ukraine
4. Department of Production Technology and Professional Education, Taras Shevchenko National University of Lugansk, Kovalya Str. 3, 36-000 Poltava, Ukraine