J Lightwave Technol 2015 Aug 2;33(16):3461-3468. Epub 2015 Feb 2.
Demis D. John, Martin E. Robertson, Christopher B. Burgner and Vijay Jayaraman are with Praevium Research, Inc., 5385 Hollister Avenue, Suite #211, Santa Barbara, CA 93111, U.S.A. ByungKun Lee, Woo Jhon Choi and James G. Fujimoto are with the Massachusetts Institute of Technology, 50 Vassar Street, Room 36-361, Cambridge, MA 02139, U.S.A. Benjamin Potsaid and Alex Cable are with Thorlabs Inc., 56 Sparta Ave., Newton, New Jersey 07860, U.S.A.