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Proceedings Paper

Directional bend sensor based on asymmetric long period grating in photonic crystal fiber
Author(s): Long Jin; Wei Jin; Jian Ju
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Paper Abstract

A directional bend sensor is demonstrated based on a long period grating fabricated in photonic crystal fiber by introducing geometric deformations in the cladding air holes with a CO2 laser. A bend sensitivity of 2.26 nm/m-1 is achieved within the range of -5~+5 m-1.

Paper Details

Date Published: 5 October 2009
PDF: 4 pages
Proc. SPIE 7503, 20th International Conference on Optical Fibre Sensors, 75035O (5 October 2009); doi: 10.1117/12.834243
Show Author Affiliations
Long Jin, The Hong Kong Polytechnic Univ. (Hong Kong, China)
Wei Jin, The Hong Kong Polytechnic Univ. (Hong Kong, China)
Jian Ju, The Hong Kong Polytechnic Univ. (Hong Kong, China)


Published in SPIE Proceedings Vol. 7503:
20th International Conference on Optical Fibre Sensors
Julian D. C. Jones, Editor(s)

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