1. Institure for High Pressure Physics Russian Academy of Science (HPPI RAS) 142190; Kaluzhskoe shosse 14, Troitsk Moscow
2. Laboratory for Tribology and Surface Nanotechnology, Bogišičeva 8; 1000 Ljubljana Slovenia
3. Moscow Institute of Physics and Technology; State University; 141700, Institutsky pereulok 9, Moscow region Russia