1. Leibniz-Institute of Surface Engineering (IOM)
2. D-04318 Leipzig
3. Germany
4. Wilhelm-Ostwald-Institute for Physical and Theoretical Chemistry
5. University of Leipzig
6. Institute of Physics
7. Research Center SCoPE and IQST
8. University of Stuttgart
9. 70569 Stuttgart
10. Faculty of Physics and Earth Sciences
11. Felix Bloch Institute for Solid State Physics
12. 04103 Leipzig