1. Empa - Swiss Federal Laboratories for Materials Science and Technology; Laboratory for Mechanics of Materials and Nanostructures; CH-3602 Thun Switzerland
2. Université de Lyon; Ecole Centrale de Lyon; Laboratoire de Tribologie et Dynamique des Systèmes; UMR CNRS 5513 ECL-ENISE-ENTPE; 69134 Ecully France
3. Karlsruhe Institute of Technology; Institute for Applied Materials; 76131 Karlsruhe Germany
4. Max-Planck-Institut für Eisenforschung GmbH; Structure and Nano-/Micromechanics of Materials; 40237 Düsseldorf Germany
5. Ecole Polytechnique Fédérale de Lausanne; Tribology and Interface Chemistry Group; CH-1015 Lausanne Switzerland