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Optically powered DFB fiber laser magnetometer

Cranch, Geoffrey A. and Flockhart, Gordon M.H. and Kirkendall, C.K. (2008) Optically powered DFB fiber laser magnetometer. In: Proceedings of the Society of Photo-Optical Instrumentation Engineers (SPIE) 19th International Conference on Optical Fibre Sensors. SPIE, p. 700415. ISBN 978-0-8194-7204-5

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Abstract

An optically powered DFB fiber laser based magnetometer free from hysteresis, incorporating drift compensation is demonstrated. Optical power is delivered through a dedicated fiber to provide the required dither current yielding an electrically passive sensor.