1. Helmholtz-Zentrum Dresden-Rossendorf (HZDR) Institute of Resource Ecology Bautzner Landstraße 400 01328 Dresden Germany
2. The Rossendorf Beamline at ESRF at the European Synchrotron, CS40220 38043 Grenoble Cedex 9 France
3. Karlsruhe Institute of Technology Institute for Nuclear Waste Disposal (INE) P.O. Box 3640 76021 Karlsruhe Germany
4. Condensed Matter Physics of Energy Materials X-ray Photon Science Department of Physics and Astronomy Uppsala University P.O. Box 516 SE-751 20 Uppsala Sweden