1. Institute of Nanotechnology Karlsruhe Institute of Technology (KIT) Hermann‐von‐Helmholtz‐Platz 1 76344 Eggenstein‐Leopoldshafen Germany
2. Joint Research Laboratory Nanomaterials Technische Universität Darmstadt and Karlsruhe Institute of Technology Otto‐Berndt‐Str. 3 64206 Darmstadt Germany
3. Institute for Applied Materials (IAM) and Karlsruhe Nano Micro Facility (KNMF) Karlsruhe Institute of Technology (KIT) Hermann‐von‐Helmholtz‐Platz 1 76344 Eggenstein‐Leopoldshafen Germany
4. Helmholtz Institute Ulm Helmholtzstr. 11 89081 Ulm Germany
5. INM – Leibniz Institute for New Materials Campus D2 2 66123 Saarbrücken Germany