1. ETH Zurich, Department of Chemistry and Applied Biosciences; Institute for Chemical and Bioengineering; Wolfgang-Pauli-Strasse 10 CH-8093 Zurich Switzerland
2. ETH Zurich; Department of Health Sciences and Technology Food and Soft Materials; Schmelzbergstrasse 9 CH-8092 Zurich Switzerland
3. ETH Zurich, Department of Materials; Institute of Polymers; Wolfgang-Pauli-Strasse 10 CH-8093 Zurich Switzerland