1. College of Engineering; College of Family and Consumer Sciences; University of Georgia; Athens GA 30602 USA
2. Leibniz-Institut für Polymerforschung Dresden e.V; Hohe Str. 6 01069 Dresden Germany
3. Department of Biomaterials; Max Planck Institute of Colloids and Interfaces; Am Mühlenberg 1 14424 Potsdam Germany
4. Humboldt University of Berlin; Exzellenzcluster Interdisciplinary Laboratory “Image Knowledge Gestaltung”; Sophienstr. 22a 10178 Berlin Germany