1. Chair of Inorganic Chemistry with Focus on Novel Materials, Technical University of Munich, Lichtenbergstrasse 4, 85748 Garching, Germany
2. Felix Bloch Institute for Solid State Physics Leipzig University, Linnéstrasse 5, 04103 Leipzig, Germany
3. Institut Laue-Langevin, 71 Avenue des Martyrs, 38042 Grenoble Cedex 9, France
4. Department of Chemistry and Materials Science, Aalto University, P.O. Box 16100, FI-00076 Aalto, Finland
5. Chair of Inorganic and Metal-Organic Chemistry, Technical University of Munich, Lichtenbergstrasse 4, 85748 Garching, Germany