1. Electrochemical
Energy Conversion and Storage Systems Group, Institute for Power Electronics
and Electrical Drives (ISEA), RWTH Aachen University, Aachen, 52066, Germany
2. Juelich Aachen Research Alliance—JARA, Juelich, 52428, Germany
3. Institute for Combustion Technology, RWTH Aachen University, Aachen, 52056, Germany
4. Institute
of Inorganic Chemistry, RWTH Aachen University, Aachen, 52074, Germany
5. Institute for Power Generation and Storage
Systems (PGS), E.ON ERC, RWTH Aachen University, Aachen, 52074, Germany
6. Helmholtz Institute Muenster, IEK-12, Forschungszentrum
Juelich GmbH, Muenster, 48149, Germany