1. IPOC − Functional Polymers, Institute of Polymer Chemistry, University of Stuttgart, Pfaffenwaldring 55, D-70569 Stuttgart, Germany
2. Institute of Materials Science, University of Stuttgart, Heisenbergstraße 3, D-70569 Stuttgart, Germany
3. Institute of Inorganic Chemistry, University of Stuttgart, Pfaffenwaldring 55, D-70569, Stuttgart, Germany
4. Department of Chemistry, University of Bayreuth, Bavarian Polymer Institute (BPI) Universitaetsstrasse 30, D-95447 Bayreuth, Germany
5. Department für Geo- und Umweltwissenschaften, Ludwig-Maximilians-Universität München, Sektion Kristallographie, Theresienstrasse 41, D-80333 München, Germany