Affiliation: | 1. Zernike Institute for Advanced Materials, University of Groningen, Nijenborgh 4, Groningen 9747 AG, The Netherlands;2. Physics Department, Faculty of Sciences, University of Buenos Aires, Ciudad Universitaria, C1428EGA, Buenos Aires, Argentina;3. Instituto de Física, Universidade de S?o Paulo, 05508‐090 S?o Paulo SP, Brazil;4. Chemistry Department and Institute for Polymer Technology, Wuppertal University, Gauss‐Str. 20, D‐42119 Wuppertal, Germany |