1. Department of Materials Science
and Engineering, University of Florida,
Gainesville, Florida 32611, United States
2. Quantum Theory Project, Department
of Chemistry, University of Florida, Gainesville,
Florida 32611, United States
3. Department of Chemistry, University of Illinois at Urbana−Champaign,
Urbana, Illinois 61801, United States
4. Department of Chemistry, Georgia Southwestern State University, Americus, Georgia
31709, United States