1. Max Planck Institute for Polymer Research, Experimental physics of interfaces,
Ackermannweg 10, D-55128 Mainz, Germany
2. Department of Chemistry and
Center for Nanointegration Duisburg-Essen (CeNIDE), University Duisburg-Essen, Universitätsstr. 5, D-45117 Essen,
Germany
3. HASYLAB at DESY, Notkestr. 85, D-22603 Hamburg, Germany
4. Deutsches Textilforschungszentrum Nord-West e.V., Adlerstr. 1, D-47798 Krefeld, Germany