1. Case Western Reserve University; Department of Macromolecular Science and Engineering; 2100 Adelbert Road Cleveland OH 44106 USA
2. Materials and Manufacturing Directorate, Air Force Research Laboratory; 2941 Hobson Way Wright-Patterson AFB OH 45433 USA
3. University of New South Wales; UNSW-CWRU International Joint Laboratory, School of Chemical Engineering; High St, Kensington Sydney NSW, 2052 Australia