1. Department of Materials
2. ETH Zürich
3. Polymer Chemistry & Polymer Physics
4. 8093 Zürich
5. Switzerland
6. Department of Health Sciences and Technology
7. Laboratory of Food and Soft Materials
8. 8092 Zürich
9. Scientific Center for Optical and Electron Microscopy
10. Institute of Medial Physics and Biophysics
11. Westfälische Wilhelms-Universität Münster
12. 48149 Münster
13. Germany
14. Laboratoire de Spectrometrie Physique
15. CNRS University Joseph Fourier
16. 38402 Saint Martin d’Hères cedex
17. France