1. Institute of Nanotechnology (INT), Karlsruhe Institute of Technology (KIT); Hermann-von-Helmholtz-Platz 1, 76344 Eggenstein-Leopoldshafen Germany
2. Joint Research Laboratory Nanomaterials (KIT and TUD) at Technische Universität Darmstadt (TUD); Jovanka-Bontschits-Str. 2 Darmstadt 64287 Germany
3. Helmholtz Institute Ulm for Electrochemical Energy Storage (HIU), Karlsruhe Institute of Technology (KIT); Helmholtzstr. 11 Ulm 89081 Germany
4. Karlsruhe Nano Micro Facility (KNMF); Karlsruhe Institute of Technology (KIT); Hermann-von-Helmholtz-Platz 1, 76344 Eggenstein-Leopoldshafen Germany