We experimentally demonstrate highly efficient coupling to a slotted photonic crystal waveguide using a mode converter and a photonic crystal impedance taper. Measurements show a -2.6dB insertion loss for coupling in/out of the slow light waveguide.
© 2011 OSA
C. Lin, X. Wang, S. Chakravarty, W. Lai, Y. Zou, and R. Chen, "Experimental Demonstration of Ultra-Low Loss Coupling into Slow Light Slotted Photonic Crystal Waveguide on Silicon Nanomembrane," in Advanced Photonics, OSA Technical Digest (CD) (Optical Society of America, 2011), paper IMF2.
References are not available for this paper.