1. Department of Physics and Astronomy, College of Charleston, 58 Coming Street, Charleston, South Carolina 29424, United States
2. Department of Physical Sciences, Charleston Southern University, 9200 University
Blvd, Charlest on, South Carolina 29485, United States
3. Department of Chemistry and Biochemistry, College of Charleston, 66 George Street, Charleston, South Carolina 29424, United States
4. Department of Physics and Astronomy, Hunter College, City University of New York, New York, New York 10065, United States
5. Department of Mechanical Engineering, University of South Carolina, 541 Main Street, Columbia, South Carolina 29208, United States