1. Institute of Microstructure Technology (IMT) and Karlsruhe Nano Micro Facility (KNMF); Karlsruhe Institute of Technology (KIT); Hermann-von-Helmholtz-Platz 1 76344 Eggenstein-Leopoldshafen Germany
2. Institute of Nanotechnology (INT) and Karlsruhe Nano Micro Facility (KNMF); Karlsruhe Institute of Technology (KIT); Hermann-von-Helmholtz-Platz 1 76344 Eggenstein-Leopoldshafen Germany
3. Department of Materials and Earth Sciences; Technische Universität Darmstadt; 64287 Darmstadt Germany
4. Institute for Applied Materials (IAM) and Karlsruhe Nano Micro Facility (KNMF); Karlsruhe Institute of Technology (KIT); Hermann-von-Helmholz-Platz 1 76344 Eggenstein-Leopoldshafen Germany
5. KIT IAM-CMS MikroTribologie Centrum µTC; Strasse am Forum 5 76131 Karlsruhe Germany