1. Department of Chemistry, Texas A&M University, College Station, Texas 77843-3255, United States
2. Department of Materials Science and Engineering, Texas A&M University, College Station, Texas 77843-3255, United States
3. J. Mike Walker ‘66 Department of Mechanical Engineering, Texas A&M University, College Station, Texas 77843-3255, United States
4. Department of Chemistry, University of Kentucky, 505 Rose Street, Lexington, Kentucky 40506, United States