1. Department of Materials Science and Nanotechnology, North Dakota State University, Fargo, North Dakota 58102, United States
2. Theoretical Physics and Chemistry of Materials, Los Alamos National Laboratory, Los Alamos, New Mexico 87545, United States
3. Center for Nonlinear Studies, Los Alamos National Laboratory, Los Alamos, New Mexico 87545, United States
4. Department of Materials Science and Engineering and Department of Chemistry, Indian Institute of Technology, Delhi, Hauz Khas, New Delhi 110016, India
5. Department of Chemistry and Biochemistry, North Dakota State University, Fargo, North Dakota 58102, United States
6. Bioscience Division, Los Alamos National Laboratory, Los Alamos, New Mexico 87545, United States