1. Technical Chemistry I, University Duisburg-Essen, 47057 Duisburg, Germany
2. Center for Nanointegration (CENIDE) Duisburg-Essen, University Duisburg-Essen, 47057 Duisburg, Germany
3. Theoretical Inorganic Chemistry, University Duisburg-Essen, 45141 Essen, Germany
4. Westphalian Energy Institute, Westphalian University of Applied Sciences Gelsenkirchen Bocholt Recklinghausen, 45877 Gelsenkirchen, Germany
5. Cluster of Excellence RESOLV, 44801 Bochum, Germany