1. Center for Functional Nanomaterials, Brookhaven National Laboratory , Upton, NY , United States
2. Department of Physics, University of Puerto Rico , Mayaguez, PR , United States
3. Department of Chemistry, University of Puerto Rico , Rio Piedras, PR , United States
4. Department of Biological Science, SUNY Old Westbury , Old Westbury, NY , United States
5. Office of Educational Programs, Brookhaven National Laboratory , Upton, NY , United States