1. Cracow University of Technology, Faculty of Mechanical Engineering, Al. Jana Pawla II 37, 31-864 Cracow, Poland, EU, aneta.gadek-moszczak@pk.edu.pl
2. Cracow University of Technology, Faculty of Material Science and Physics, Al. Jana Pawła II 37, 31-864 Cracow, Poland, EU, paulina.romanska@pk.edu.pl