1. Molecular Materials; Department of Applied Physics; Aalto University; FI-02150 Espoo Finland
2. Biohybrid Materials; Department of Biotechnology and Chemical Technology; Aalto University; FI-02150 Espoo Finland
3. Department of Physical Chemistry and Centre for Nanointegration (CENIDE); University od Duisburg-Essen; Essen 45127 Germany