1. Department
of Nanostructured Materials, Jožef Stefan Institute, Jamova
cesta 39, 1000 Ljubljana, Slovenia
2. Jožef Stefan International Postgraduate School, Jamova cesta 39, 1000 Ljubljana, Slovenia
3. Department
of Food Science and Technology, Biotechnical Faculty, University of Ljubljana, Večna pot 111, 1000 Ljubljana, Slovenia
4. Laboratory
for Tribology and Interface Nanotechnology, Faculty of Mechanical
Engineering, University of Ljubljana, Bogišičeva 8, 1000 Ljubljana, Slovenia