1. Fraunhofer IWM, MikroTribologie Centrum μTC, Wöhlerstrasse 11, D-79108 Freiburg, Germany
2. FIT Freiburg Centre for Interactive Materials and Bioinspired Technologies, Georges-Köhler-Allee 105, 79110 Freiburg, Germany
3. Cluster of Excellence livMatS @ FIT − Freiburg Center for Interactive Materials and Bioinspired Technologies, University of Freiburg, Georges-Köhler-Allee 105, D-79110 Freiburg, Germany
4. Physikalisches Institut, Universität Freiburg, Herrmann-Herder-Straße 3, D-79104 Freiburg, Germany
5. Freiburger Materialforschungszentrum, Universität Freiburg, Stefan-Meier-Straße 21, D-79104 Freiburg, Germany