1. Institute of Electrochemistry; Ulm University; Albert-Einstein-Allee 47 89081 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. Robert Bosch GmbH, Corporate Sector Research and Engineering; Chemical Processes & Technology and Life Science (CR/ARC), Renningen; 70465 Stuttgart Germany