1. Institute of Nanotechnology; Karlsruhe Institute of Technology; Eggenstein-Leopoldshafen Germany
2. Joint Research Laboratory Nanomaterials; Technische Universität Darmstadt; Darmstadt Germany
3. Dipartimento di Chimica; Università di Milano; Milano Italy
4. Karlsruhe Nano Micro Facility; Karlsruhe Institute of Technology; Eggenstein-Leopoldshafen Germany
5. Helmholtz-Institute Ulm for Electrochemical Energy Storage; Karlsruhe Institute of Technology; Ulm Germany