1. Institute of Electrochemistry; Ulm University; Albert-Einstein-Allee 47 89069 Ulm Germany
2. Helmholtz Institute Ulm (HIU) Electrochemical Energy Storage; 89081 Ulm Germany
3. Karlsruhe Institute of Technology (KIT); P.O. Box 3640 76021 Karlsruhe Germany
4. Lehrstuhl für Physikalische Chemie II; Universität Erlangen-Nürnberg; Egerlandstr. 3 91058 Erlangen Germany
5. Department of Mechanical and Aereospace Engineering; Princeton University; Princeton NJ 08544-5263 USA
6. Department of Mechanical and Nuclear Engineering; Pennsylvania State University; University Park PA 16801 USA