1. Institute of Inorganic Chemistry I Ulm University Albert-Einstein-Allee 11 89081 Ulm Germany
2. Institute of Electrochemistry Ulm University Albert-Einstein-Allee 47 89081 Ulm Germany
3. Institute of Physical Chemistry Friedrich Schiller University Jena Helmholtzweg 4 07743 Jena Germany
4. Leibniz Institute of Photonic Technologies (IPHT) Albert-Einstein-Straße 9 07745 Jena Germany
5. Helmholtz-Institute Ulm (HIU) Electrochemical Energy Storage Helmholtzstr. 11 89081 Ulm Germany
6. Karlsruhe Institute of Technology (KIT) P.O. Box 3640 76021 Karlsruhe Karlsruhe Germany