1. Department of Microsystems Engineering (IMTEK) University of Freiburg Georges‐Köhler‐Allee 103 79110 Freiburg Germany
2. Freiburg Center for Interactive Materials and Bioinspired Technologies (FIT) University of Freiburg Georges‐Köhler‐Allee 105 79110 Freiburg Germany
3. Institut für Chemie Universität Potsdam Karl‐Liebknecht Str. 25 14476 Potsdam‐Golm Germany
4. Fraunhofer Institut für Angewandte Polymerforschung 14476 Potsdam‐Golm Germany
5. Department of Materials Science Saarland University Campus 66123 Saarbrücken Germany
6. Institute for Neuropathology Medical Center of the University of Freiburg Hugstetter Str. 55 79106 Freiburg Germany