Research Article

Subwavelength Grating Structures in Silicon-on-Insulator Waveguides

Figure 9

SEM micrographs of a fabricated SOI photonic wire waveguide with an SWG coupler (top view). (a) The SWG coupler joining the photonic wire waveguide. (b) Mid-section of the SWG coupler.
685489.fig.009a
(a)
685489.fig.009b
(b)