Title :
Experimental demonstration of a fiber Bragg grating accelerometer
Author :
Berkoff, T.A. ; Kersey, A.D.
Author_Institution :
SFA Inc., Landover, MD, USA
Abstract :
We report a fiber Bragg grating transducer for the measurement of acceleration. Results obtained using interferometric wavelength-shift detection demonstrate a demodulated signal output range of 50-g rms with a minimum detectable signal of /spl sim/1 mg//spl radic/Hz.
Keywords :
acceleration measurement; accelerometers; demodulation; diffraction gratings; fibre optic sensors; optical modulation; transducers; acceleration measurement; demodulated signal output range; fiber Bragg grating accelerometer; fiber Bragg grating transducer; fibre optic sensors; interferometric wavelength-shift detection; minimum detectable signal; Acceleration; Accelerometers; Bragg gratings; Capacitive sensors; Fiber gratings; Optical fibers; Optical interferometry; Strain measurement; Transducers; Wavelength measurement;
Journal_Title :
Photonics Technology Letters, IEEE
