1. Leibniz-Institut für Polymerforschung Dresden e.V., Hohe Straße 6, 01069 Dresden, Germany
2. Department of Chemistry and Polymer Science, Stellenbosch University, Stellenbosch, South Africa
3. Department of Polymers, University of Chemistry and Technology, Prague, Technická 5, 16628 Prague 6, Czech Republic
4. Technische Universität Dresden, 01062 Dresden, Germany