1. Electronic Ceramics Department, Jožef Stefan Institute, Jamova cesta 39, Ljubljana 1000, Slovenia
2. Jožef Stefan International Postgraduate School, Jamova cesta 39, Ljubljana 1000, Slovenia
3. Laboratory for Alternative Technologies, Faculty of Mechanical Engineering, University of Ljubljana, Aškerčeva cesta 6, Ljubljana 1000, Slovenia
4. Faculty of Health Sciences, University of Ljubljana, Zdravstvena pot 5, Ljubljana 1000, Slovenia