1. Department of Nanoscience, Joint School of Nanoscience and Nanoengineering, University of North Carolina at Greensboro, Greensboro, North Carolina 27401, United States
2. Science and Technologies for Phosphorus Sustainability (STEPS) Center, Raleigh, North Carolina 27606, United States
3. Department of Nanoengineering, Joint School of Nanoscience and Nanoengineering, North Carolina A&T State University, Greensboro, North Carolina 27401, United States