1. Department of Chemistry, Institute
of Nanoscience and Engineering Technology, University of Massachusetts, Lowell, Massachusetts 01854, United
States
2. Materials and Manufacturing
Directorate, Air Force Research Laboratory, Wright-Patterson Air Force Base, Dayton, Ohio 45433, United States
3. Southwestern Ohio Council for Higher Education, Dayton, Ohio 45420, United
States
4. Department of Physics, National University of Singapore, 2 Science Drive 3,
Singapore 117542, Singapore
5. Center for Functional Nanomaterials, Brookhaven National Laboratory, Upton, New York 11973,
United States
6. Wellman Center for
Photomedicine, Massachusetts
General Hospital, Department of Dermatology, Harvard Medical School, Boston, Massachusetts 02114, United
States
7. Harvard MIT Division of Health Science and Technology, Cambridge, Massachusetts
02139, United States