1. School of Materials Engineering Purdue Energetics Research Center Purdue University 205 Gates Road West Lafayette IN 47907 USA
2. Department of Chemistry Purdue University 560 Oval Drive West Lafayette IN 47907 USA
3. U. S. Army Research Laboratory Aberdeen Proving Ground MD 21005 USA
4. School of Materials Engineering School of Mechanical Engineering Purdue Energetics Research Center Purdue University 205 Gates Road West Lafayette IN 47907 USA