1. ETH Zurich, Department of Health Sciences and Technology, Schmelzbergstrasse 9, LFO E23, 8092, Zurich, Switzerland
2. ETH Zurich, Department of Materials, Wolfgang-Pauli-Strasse 10, 8093 Zurich, Switzerland
3. EMPA, Laboratory for Cellulose & Wood Materials, Überlandstrasse 129, 8600 Dübendorf, Switzerland