Affiliation: | 1. TU München, Physik‐Department, LS E13, James‐Franck‐Str.1, 85747 Garching, GermanyPhone: +49‐89‐28912451, Fax: +49‐89‐28912473;2. TU München, Physik‐Department, LS E13, James‐Franck‐Str.1, 85747 Garching, Germany;3. HASYLAB at DESY, Notkestr. 85, 22603 Hamburg, Germany;4. Max‐Planck Institute for Polymer Research, Ackermannweg 10, 55128 Mainz, Germany |