Open AccessDiscrimination of bending and temperature sensitivities with phase-shifted long-period fiber gratings depending on initial coupling strength
Author(s) -
YoungGeun Han,
Ju Han Lee,
Sang Bae Lee
Publication year - 2004
Publication title -
optics express
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 1.394
H-Index - 271
ISSN - 1094-4087
DOI - 10.1364/opex.12.003204
Subject(s) - materials science , optics , bending , fiber bragg grating , coupling strength , phase (matter) , coupling (piping) , optical fiber , long period fiber grating , grating , fiber , fiber optic sensor , composite material , graded index fiber , optoelectronics , physics , quantum mechanics , condensed matter physics
The discrimination of bending and temperature sensitivities based on phase-shifted long-period fiber gratings is discussed. Their spectral evolution during phase-shifted grating formation by UV post-exposure corresponding to their initial coupling strength is also presented.