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Dielectric waveguide with transverse index variation that support a zero group velocity mode at a non-zero longitudinal wavevector

United States Patent

June 21, 2005
View the Complete Patent at the US Patent & Trademark Office
Optical components including a laser based on a dielectric waveguide extending along a waveguide axis and having a refractive index cross-section perpendicular to the waveguide axis, the refractive index cross-section supporting an electromagnetic mode having a zero group velocity for a non-zero wavevector along the waveguide axis.
Ibanescu; Mihai (Piatra Neamt, RO), Joannopoious; John D. (Belmont, MA), Fink; Yoel (Cambridge, MA), Johnson; Steven G. (St. Charles, IL), Fan; Shanhui (Somerville, MA)
Massachusetts Institute of Technology (Cambridge, MA)
10/ 008,963
October 25, 2001
FEDERALLY SPONSORED RESEARCH OR DEVELOPMENT This invention was made with government support under Grant Number DAAG55-97-1-0366, awarded by the Army, Grant Number DE-FG02-99ER45778 awarded by the Department of Energy and Grant Number DMR-9808941 awarded by NSF. The government has certain rights in the invention.