1. Department of Physics and Astronomy, University of Southern California, Los Angeles, California 90089-0485, United States
2. Theoretical Division and Center for Nonlinear Studies, Los Alamos National Laboratory, Los Alamos, New Mexico 87545, United States
3. Los Alamos High School, Los Alamos, New Mexico 87544, United States
4. Department of Chemistry and Biochemistry, North Dakota State University, Fargo, North Dakota 58108, United States
5. Center for Integrated Nanotechnologies, Los Alamos National Laboratory, Los Alamos, New Mexico 87545, United States