Combined ultrasound and temperature sensor using a fibre Bragg grating

Hathaway, M.W., Fisher, N.E., Webb, David J., Pannell, C.N., Jackson, David A., Gavrilov, L.R., Hand, J.W., Zhang, Lin and Bennion, Ian (1999). Combined ultrasound and temperature sensor using a fibre Bragg grating. Optics communications, 171 (4-6), pp. 225-232.

Abstract

We demonstrate the feasibility of using in-fibre Bragg gratings to measure MHz acoustic fields and temperature simultaneously. We achieved a noise-limited pressure resolution of ˜4.5×10-4 Atm/vHz and a temperature resolution of 0.2°C.

Uncontrolled Keywords: Bragg grating, hydrophone, ultrasound, temperature
Published Date: 1999-12-01
Authors: Hathaway, M.W.
Fisher, N.E.
Webb, David J.
Pannell, C.N.
Jackson, David A.
Gavrilov, L.R.
Hand, J.W.
Zhang, Lin
Bennion, Ian

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