a
Laboratory of Organic and Macromolecular Chemistry, Friedrich-Schiller-University Jena, Humboldtstr. 10, Jena, Germany
E-mail: ulrich.schubert@uni-jena.de
b
Laboratory of Macromolecular Chemistry and Nanoscience, Eindhoven University of Technology, P. O. Box 513, Eindhoven, The Netherlands
c
Dutch Polymer Institute (DPI), P. O. Box 902, Eindhoven, The Netherlands