1. Department of Chemistry and Biochemistry, Kennesaw State University, 370 Paulding Avenue NW, MD # 1203, Kennesaw, Georgia 30144, United States
2. Institute of Nanotechnology, Karlsruhe Institute of Technology (KIT), Herrmann-von-Helmholtz-Platz 1, 76344 Eggenstein-Leopoldshafen, Germany
3. Department of Chemistry, Georgia State University, 145 Piedmont Ave SE, Atlanta, Georgia 30303, United States
4. Department of Chemistry, Clemson University, 379 Hunter Laboratories, Clemson, South Carolina 29634-0973, United States
5. Department of Chemistry, Texas A&M University, 580 Ross Street, P.O. Box 30012, College Station, Texas 77842-3012, United States