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Conference Paper
Optical Fiber Communication Conference
San Diego, California United States
February 24-28, 2008
ISBN: 978-1-55752-859-9
Joint Poster Session II (JThA)

Evanescent Field Absorption Sensor in Aqueous Solutions Using a Defected-Core Photonic Crystal Fiber

Xia Yu, Yi Sun, and Ping Shum

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Abstract

A new absorption sensor is developed using a photonic crystal fiber with enhanced evanescent field. Excellent linearity is obtained between absorbance and concentration/length. The sensitivity is increased by 60 times compared with perpendicular direction measurement.

© 2008 Optical Society of America

OCIS Codes
(060.0060) Fiber optics and optical communications : Fiber optics and optical communications
(060.2370) Fiber optics and optical communications : Fiber optics sensors
(060.5295) Fiber optics and optical communications : Photonic crystal fibers

Citation
X. Yu, Y. Sun, and P. Shum, "Evanescent Field Absorption Sensor in Aqueous Solutions Using a Defected-Core Photonic Crystal Fiber," in Optical Fiber Communication Conference/National Fiber Optic Engineers Conference, OSA Technical Digest (CD) (Optical Society of America, 2008), paper JThA20.
http://www.opticsinfobase.org/abstract.cfm?URI=OFC-2008-JThA20


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