Silicon-on-insulator ring-shaped photonic crystal waveguides for refractive index sensing

Minhao Pu,Liu Liu,Lars H Frandsen,Haiyan Ou,Kresten Yvind,J M Hvam

OFC), collocated National Fiber Optic Engineers Conference, 2010 Conference（2010）

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摘要

We present an integrated refractive index sensor based on a ring-shaped photonic crystal waveguide. We measured the shift in cut-off wavelength for different ambient refractive indices and we observed a sensitivity of Â¿Â¿/Â¿n = 110 nm/RIU.

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关键词

integrated optics,integrated optoelectronics,optical sensors,optical waveguides,photonic crystals,refractive index,refractive index measurement,silicon-on-insulator,sijkjk,cut-off wavelength measurement,integrated refractive index sensor,ring-shaped photonic crystal waveguides,sensitivity,silicon on insulator

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