A hybrid waveguide Bragg grating in optical fiber was fabricated and characterized, showing thermal responsivity of 211pm/°C. Proposed being used in fiber sensor, it demonstrates enhanced resolution by 20x and 2x for temperature and strain.
© 2008 The Optical Society
(060.0060) Fiber optics and optical communications : Fiber optics and optical communications
(060.2370) Fiber optics and optical communications : Fiber optics sensors
(060.3735) Fiber optics and optical communications : Fiber Bragg gratings
K. Zhou, X. Chen, D. Webb, L. Zhang, and I. Bennion, "Simultaneous Temperature and Strain Measurement with Enhanced Resolution up to 20 Times by Using a Compact Hybrid Optical Waveguide Bragg Grating," in Asia Optical Fiber Communication and Optoelectronic Exposition and Conference, OSA Technical Digest (CD) (Optical Society of America, 2008), paper SuR1.
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