1. Center for Bio/Molecular Science and Engineering, Code 6900, U.S. Naval Research Laboratory, Washington, D.C. 20375, United States
2. Optical Sciences Division, Code 5600, U.S. Naval Research Laboratory, Washington, D.C. 20375, United States
3. KeyW Corporation, Hanover, Maryland 21076, United States
4. National Research Council, Washington, D.C. 20001, United States
5. Electronics Science and Technology Division, Code 6800, U.S. Naval Research Laboratory, Washington, D.C. 20375, United States