1. Laboratoire Polymères et Matériaux Avancés, CNRS/Rhodia Recherche et Technologie, 85 rue des Frères Perret, 69192 Saint-Fons Cedex, France, Polymers and Soft Matter Group, Centro de Fisica de Materiales, Universidad del Paìs Vasco, Paseo Manuel Lardizabal 4, 20018 Donostia/San Sebastiàn, Spain, Department of Physics and CNISM Via G. Sansone 1, University of Florence, 50019 Sesto Fiorentino, Florence, Italy, Deptartment of Physics, University of Messina and CNISM, Salita Sperone 31, 98010 S. Agata,...