1. Department of Applied Physics, Aalto University, Aalto, Finland
2. Department of Bioproducts and Biosystems, Aalto University, Aalto, Finland
3. Academy of Finland Center of Excellence in Life-Inspired Hybrid Materials (LIBER), Aalto University, Aalto, Finland
4. Department of Mechanical and Materials Engineering, University of Turku, Turku, Finland
5. Department of Chemistry and Materials Science, Aalto University, Aalto, Finland