1. Technical and Macromolecular Chemistry Paderborn University Warburger Str. 100 33098 Paderborn Germany
2. Biohybrid Materials Department of Bioproducts and Biosystems Aalto University P. O. Box 16100 00076 Aalto Finland
3. Grupo Interdisciplinar de Sistemas Complejos and Instituto de Investigación Tecnológica Universidad Pontificia Comillas de Madrid Madrid 28015 Spain