1. Physikalisches Institut, Westfälische Wilhelms-Universität Münster, Wilhelm-Klemm-Strasse 10, Münster 48149, Germany
2. Center for Nanotechnology (CeNTech), Heisenbergstrasse 11, Münster 48149, Germany
3. Dynamics of Condensed Matter and Center for Sustainable Systems Design, University of Paderborn, Warburger Strasse 100, Paderborn D-33098, Germany
4. Department of Physics and Materials Science, Université du Luxembourg, 162 A, avenue de la Faïencerie, Luxembourg City L-1511 Luxembourg
5. PVcomB/Helmholtz-Zentrum Berlin für Materialien und Energie, Schwarzschildstrasse 3, Berlin 12489, Germany
6. Advanced Instrumentation for Nano-Analytics (AINA), Materials Research and Technology Department (MRT), Luxembourg Institute of Science and Technology (LIST), Belvaux L-4362, Luxembourg