1. Laboratory of Thermophysical and Tribological Properties, NaFoMat Group, Department of Applied Physics, Faculty of Physics and Institute of Materials (iMATUS), University of Santiago de Compostela, 15782 Santiago de Compostela, Spain
2. Plasma Coating Technologies Unit, Tekniker, Basque Research and Technology Alliance (BRTA), c/Iñaki Goenaga 5, 20600 Eibar, Spain
3. Department of Design and Engineering, Faculty of Science & Technology, Bournemouth University, Talbot Campus, Poole BH12 5BB, UK
4. INEGI, Universidade do Porto, Faculdade de Engenharia, Rua Dr. Roberto Frias s/n, 4200-465 Porto, Portugal
5. Verkol S.A.U. Quaker Houghton, Polígono Zalain, 23 I, 31780 Bera Navarra, Spain