1. Helmholtz-Zentrum
Dresden-Rossendorf, Institute of Resource Ecology, Bautzner Landstrasse
400, 01328 Dresden, Germany
2. The Rossendorf Beamline at ESRF, BP 220, 38043 Grenoble, France
3. BAM Federal Institute for Materials Research and Testing, Richard-Willstätter-Strasse
11, D-12489 Berlin, Germany