1. Department of Physics, College of Science and Technology, North Carolina A&T State University, Greensboro, North Carolina 27411, United States
2. Department of Environmental Sciences and Engineering, Gillings School of Global Public Health, The University of North Carolina at Chapel Hill, Chapel Hill, North Carolina 27516, United States
3. Department of Chemistry, College of Arts and Sciences, The University of North Carolina at Chapel Hill, Chapel Hill, North Carolina 27599, United States
4. Department of Applied Sciences and Technology, College of Science and Technology, North Carolina A&T State University, Greensboro, North Carolina 27411, United States
5. Department of Chemistry, College of Science and Technology, North Carolina A&T State University, Greensboro, North Carolina 27411, United States
6. Department of Physics, University of Genoa, 16146 Genoa, Italy
7. National Institute of Nuclear Physics (INFN), 16146 Genoa, Italy