1. Bio-Organic Materials Chemistry Laboratory, Institute of Electronic Structure & Laser, Foundation for Research and Technology—Hellas (FORTH), P.O. Box 1527, 71110 Heraklion, Greece
2. Max Planck Institute for Polymer Research, 55128 Mainz, Germany
3. Laboratory for Neutron Scattering, Paul Scherrer Institut, 5232 Villigen, Switzerland
4. Department of Materials Science and Technology, University of Crete, Heraklion, Greece