1. Institute of Electrochemistry Ulm University Albert-Einstein-Allee 47 89081 Ulm Germany
2. BMW Group 80809 Munich Germany
3. Helmholtz-Institute Ulm (HIU) Electrochemical Energy Storage Helmholtzstr. 11 89081 Ulm Germany
4. Karlsruhe Institute of Technology (KIT) P.O. Box 3640 76021 Karlsruhe Germany
5. Faculty of Physical Science University of Iceland VR-III 107 Reykjavik Iceland