Locally pressed fibre Bragg grating pressure sensor
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Ricardo Correia, Edmon Chehura, Stephen W. James and Ralph P. Tatam. Locally pressed fibre Bragg grating pressure sensor. 18th International Conference on Optical Fibre Sensors, Cancun, Mexico, 23-27 October 2006
Abstract
A spectral-hole created by locally pressing a fibre Bragg grating exhibited a wavelength-shift within the FBG bandwidth. A sensitivity of 74.3pm/(N/mm) was obtained for pressure applied along the slow axis of a high birefringence fibre.