1. MEET Battery Research Center, University of Münster, Corrensstraße 46, D-48149 Münster, Germany
2. Institute of Physical Chemistry, University of Münster, Corrensstraße 28/30, D-48149 Münster, Germany
3. Helmholtz-Institute Münster, IEK-12, Forschungszentrum Jülich GmbH, Corrensstraße 46, D-48149 Münster, Germany