1. Nicolaus Copernicus University, Grudziadzka 5,Institute of Physics, Faculty of Physics, Astronomy and Informatics,Torun,Poland,PL 87-100
2. Politecnico di Torino, Corso Duca Degli Abruzzi 24,Department of Mechanical and Aerospace Engineering,Turin,Italy,10129
3. Nicolaus Copernicus University, Wilenska 4,Centre for Modern Interdisciplinary Technologies,Torun,Poland,PL 87-100