1. Department of Mechanical Engineering, Materials Technology Institute; Eindhoven University of Technology; P.O.Box 513, 5600 MB Eindhoven the Netherlands
2. Department of Chemistry and Industrial Chemistry; University of Genova; via Dodecaneso 31 16146 Genova Italy
3. DSM Material Science Center; Urmonderbaan 22; Geleen 6167 RD The Netherlands
4. Dutch Polymer Institute (DPI); P.O. Box 902, 5600 AX Eindhoven the Netherlands
5. DUBBLE CRG BM26@ESRF; Netherlands Organization for Scientific, Research (NWO); European Synchrotron Radiation Facility, BP 220 F-38043 Grenoble Cedex France
6. Basell Polyolefine GmbH; a LyondellBasell company, R&D, Polymer Physics & Characterization; Industriepark Hoechst, C657, 65926 Frankfurt a. M. Germany