1. Institute of Materials Engineering; TU Dortmund University; Dortmund Germany
2. Polymer Engineering Paderborn-Polymer Engineering; University of Paderborn; Paderborn Germany
3. Chair of Biomaterials and Polymer Science; TU Dortmund University; Dortmund Germany
4. Fakultät Physik/DELTA; TU Dortmund University; Dortmund Germany