1. College of Engineering; University of Georgia; Athens GA 30602 USA
2. College of Family and Consumer Sciences; University of Georgia; Athens GA 30602 USA
3. Leibniz-Institut für Polymerforschung Dresden e.V.; Hohe Str. 6 01069 Dresden Germany
4. Faculty of Engineering Science University of Bayreuth; Universitätsstr. 30 95440 Bayreuth Germany