1. Laboratory of Process Technology NeptunLab Department of Microsystems Engineering (IMTEK) University of Freiburg Georges‐Köhler‐Allee 103 79110 Freiburg Germany
2. School of Chemistry University of Edinburgh Joseph‐Black‐Building Edinburgh EH9 3FJ UK
3. Freiburg Materials Research Center (FMF) University of Freiburg Stefan‐Meier‐Straße 21 79104 Freiburg Germany
4. FIT Freiburg Center of Interactive Materials and Bioinspired Technologies University of Freiburg Georges‐Köhler‐Allee 105 79110 Freiburg Germany