Title :
Silicon-on-insulator ring-shaped photonic crystal waveguides for refractive index sensing
Author :
Pu, Minhao ; Liu, Liu ; Frandsen, Lars H. ; Ou, Haiyan ; Yvind, Kresten ; Hvam, Jørn M.
Author_Institution :
DTU Fotonik, Dept. of Photonics Eng., Tech. Univ. of Denmark, Lyngby, Denmark
Abstract :
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 ¿¿/¿n = 110 nm/RIU.
Keywords :
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; silicon-on-insulator; Chemical sensors; Integrated optics; Optical refraction; Optical resonators; Optical sensors; Optical waveguides; Optoelectronic and photonic sensors; Photonic crystals; Refractive index; Silicon on insulator technology;
Conference_Titel :
Optical Fiber Communication (OFC), collocated National Fiber Optic Engineers Conference, 2010 Conference on (OFC/NFOEC)
Conference_Location :
San Diego, CA
Electronic_ISBN :
978-1-55752-884-1
