We demonstrate a 20-µm-radius disk resonator based on Si/SiO2 slot-waveguide. Quality factors around 1,000 are measured. Low effective refractive index evidences light guiding in the low index SiO2 layer.
© 2006 Optical Society of America
C. A. Barrios, Q. Xu, J. Shakya, C. Manolatou, and M. Lipson, "Compact Silicon Slot-Waveguide Disk Resonator," in Conference on Lasers and Electro-Optics/Quantum Electronics and Laser Science Conference and Photonic Applications Systems Technologies, Technical Digest (CD) (Optical Society of America, 2006), paper CTuCC3.
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