1. Synthesis and Real Structure, Faculty of Engineering, Kiel University, Kaiserstr. 2, 24143 Kiel, Germany
2. Nanoelectronics, Faculty of Engineering, Kiel University, Kaiserstr. 2, 24143 Kiel, Germany
3. Faculty for Electrical Engineering and Information Technology, Ruhr Universität Bochum, Universitätsstr. 150, 44801 Bochum, Germany
4. Karlsruhe Institute of Technology, Institute of Nanotechnology, Hermann-von-Helmholtz-Platz 1, 76344 Eggenstein-Leopoldshafen, Germany
5. Institute for Electron Microscopy and Nanoanalytics, Technical University Graz, Steyrergasse 17, 8010 Graz, Austria
6. Laboratory of Electron Microscopy, Karlsruhe Institute of Technology, Engesserstr. 7, 76131 Karlsruhe, Germany
7. Electrodynamics and Physical Electronics, Brandenburg University of Technology, 03046 Cottbus, Germany