1. Hybrid Materials Engineering Group, Institute of Materials Science and Engineering (WKK); University of Kaiserslautern; P.O. Box 3049 67653 Kaiserslautern Germany
2. Chair for Engineering of Functional Materials, Department of Sustainable Systems Engineering (INATECH), Faculty of Engineering; University of Freiburg; 79110 Freiburg Germany
3. Institute for Composite Materials (IVW GmbH); Technische Universitat Kaiserslautern; 67663 Kaiserslautern Germany