We describe a genetic algorithm approach to solve an inverse problem in optics, which determines the characteristics of a fiber Bragg grating from its reflected spectrum. The validity of the proposed method is demonstrated by use of a Bragg sensor for the measurement of nonlinear strain acting on a uniaxial aluminum test specimen.

From the reflected spectrum to the properties of a fiber Bragg grating: a genetic algorithm approach with application to distributed stain sensing / F. Casagrande, P. Crespi, A.M. Grassi, A. Lulli, R.P. Kenny, M.P. Whelan. - In: APPLIED OPTICS. - ISSN 1559-128X. - 41:25(2002), pp. 5238-5244.

From the reflected spectrum to the properties of a fiber Bragg grating: a genetic algorithm approach with application to distributed stain sensing

F. Casagrande
Primo
;
A.M. Grassi;
2002

Abstract

We describe a genetic algorithm approach to solve an inverse problem in optics, which determines the characteristics of a fiber Bragg grating from its reflected spectrum. The validity of the proposed method is demonstrated by use of a Bragg sensor for the measurement of nonlinear strain acting on a uniaxial aluminum test specimen.
Bragg gratings; distributed sensors; fibre optic sensors; genetic algorithms; inverse problems; optical information processing; reflectivity; strain measurement; strain sensors
Settore FIS/01 - Fisica Sperimentale
2002
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Utilizza questo identificativo per citare o creare un link a questo documento: https://hdl.handle.net/2434/17123
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