1. Institute of Thermal Process Engineering (TVT) Thin Film Technology (TFT) Karlsruhe Institute of Technology (KIT) Straße am Forum 7 D-76131 Karlsruhe Germany
2. Institute of Applied Materials – Energy Storage Systems (ESS) Karlsruhe Institute of Technology (KIT) Hermann-von-Helmholtz-Platz 1 76144 Eggenstein-Leopoldshafen Germany