1. Department of Chemistry, University of Coimbra, CQC-IMS, Coimbra P-3004-535, Portugal
2. Department of Physics, Norwegian University of Science and Technology, 7491 Trondheim, Norway
3. Polymer and Biomaterials Chemistry Laboratories, School of Chemistry and Biosciences, University of Bradford, Bradford BD7 1DP, United Kingdom
4. Rutherford Appleton Laboratory, ISIS STFC, Chilton, Oxfordshire OX11 0QX, United Kingdom
5. Macromolecular Chemistry Group (buwmacro), Bergische Universität Wuppertal, Gauß-Strasse. 20, 42097 Wuppertal, Germany