1. Institute of Inorganic Chemistry, University of Regensburg, 93040 Regensburg, Germany
2. Institute of Resource Ecology, Helmholtz-Zentrum Dresden-Rossendorf, 01314 Dresden, Germany
3. European Synchrotron Radiation Facility, Rossendorf Beamline (BM20-CRG), 38043 Grenoble, France
4. Faculty of Chemistry and Food Chemistry, Technische Universität Dresden, 01062 Dresden, Germany