1. Department of Physics, The University of Vermont, Burlington, Vermont 05405-0160, United States
2. Memzyme, LLC, Albuquerque, New Mexico 87123, United States
3. Center for Integrated Nanotechnologies, Sandia National Laboratories, Albuquerque, New Mexico 87185, United States
4. Epigentor Consultants, Inc., Miami, Florida 87185, United States
5. Electronic, Optical, and Nanomaterials Department, Sandia National Laboratories, Albuquerque, New Mexico 87185, United States