Publication:
Interferometric vs wavelength selective optical fiber sensors for cryogenic temperature measurements

Consultable a partir de

Date

2017

Director

Publisher

SPIE
Acceso abierto / Sarbide irekia
Contribución a congreso / Biltzarrerako ekarpena
Versión publicada / Argitaratu den bertsioa

Project identifier

MINECO//TEC2013-47264-C2-2-R/ES/
ES/1PE/TEC2016-76021

Abstract

In this work, a preliminary study of the behavior of two different interferometric fiber optic sensors and two different wavelength selective fiber optic sensors is performed. A photonic cristal fiber Fabry-Pérot interferometer, a Sagnac interferometer, a commercial fiber Bragg grating (FBG) and a π-phase shifted fiber Bragg grating interrogated in a random distributed feedback fiber laser are analyzed. A comparison of their sensitivities and resolutions is carried out to analyze their performance as sensors for cryogenic temperatures, taking into account their advantages and drawbacks.

Keywords

Cryogenic temperature, Interferometric sensor, Optical fiber sensor, Random distributed feedback fiber lasers

Department

Ingeniaritza Elektrikoa eta Elektronikoa / Fisika / Institute for Advanced Materials and Mathematics - INAMAT2 / Ingeniería Eléctrica y Electrónica / Física

Faculty/School

Degree

Doctorate program

Editor version

Funding entities

Financial support from the Spanish Comisión Interministerial de Ciencia y Tecnología within projects TEC2013-47264-C2-2-R and TEC2016-76021-C2-1-R and the FEDER funds are acknowledged.

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