1. Materials and Manufacturing Directorate, Air Force Research Laboratory, Wright-Patterson Air Force Base, Ohio 45433, USA
2. UES, Inc., Beavercreek, Ohio 45432, USA
3. Cornell High Energy Synchrotron Source, Cornell University, Ithaca, New York 14853, USA
4. Department of Chemistry and the Materials Research Center, Northwestern University, Sheridan Road, Evanston, IL 60208, USA
5. Department of Chemical and Materials Engineering, University of Dayton, Dayton, Ohio 45469, USA
6. Department of Materials Science and NanoEngineering, Rice University, Houston, Texas 77005, USA
7. Department of Materials Science and Engineering, Cornell University, Ithaca, New York 14853, USA
8. School of Materials Science and Engineering, Georgia Institute of Technology, Atlanta, Georgia 30332, USA