1. Institute
of Particle Technology, Friedrich-Alexander-University Erlangen-Nuremberg, Cauerstrasse
4, 91058 Erlangen, Germany
2. Department of Chemistry and Pharmacy & Interdisciplinary Center for Molecular Materials, Chair of Physical Chemistry I, Friedrich-Alexander-Universität Erlangen-Nürnberg, Egerlandstrasse 3, 91058 Erlangen, Germany
3. Department of Chemistry and Pharmacy & Interdisciplinary Center for Molecular Materials, Chair of Organic Chemistry II, Friedrich-Alexander-Universität Erlangen-Nürnberg, Henkestrasse 42, 91054 Erlangen, Germany
4. Department
of Materials Science and Engineering, Center for Nanoanalysis and
Electron Microscopy, Friedrich-Alexander-University, Erlangen-Nuremberg, Cauerstrasse
6, 91058 Erlangen, Germany