Fiber Bragg grating sensors for harsh environments

SJ Mihailov - Sensors, 2012 - mdpi.com
Because of their small size, passive nature, immunity to electromagnetic interference, and
capability to directly measure physical parameters such as temperature and strain, fiber …

Optical fibre pressure sensors in medical applications

S Poeggel, D Tosi, DB Duraibabu, G Leen, D McGrath… - Sensors, 2015 - mdpi.com
This article is focused on reviewing the current state-of-the-art of optical fibre pressure
sensors for medical applications. Optical fibres have inherent advantages due to their small …

Fiber optic sensors for harsh and high radiation environments in aerospace applications

A Rovera, A Tancau, N Boetti, MDL Dalla Vedova… - Sensors, 2023 - mdpi.com
In the upcoming space revolutions aiming at the implementation of automated, smart, and
self-aware crewless vehicles and reusable spacecraft, sensors play a significant role in the …

Femtosecond laser point-by-point inscription of an ultra-weak fiber Bragg grating array for distributed high-temperature sensing

B Xu, J He, B Du, X Xiao, X Xu, C Fu, J He, C Liao… - Optics …, 2021 - opg.optica.org
Ultra-weak fiber Bragg grating (UWFBG) arrays are key elements for constructing large-
scale quasi-distributed sensing networks for structural health monitoring. Conventional …

Femtosecond FBG written through the coating for sensing applications

J Habel, T Boilard, JS Frenière, F Trépanier, M Bernier - Sensors, 2017 - mdpi.com
Type I fiber Bragg gratings (FBG) written through the coating of various off-the-shelf silica
fibers with a femtosecond laser and the phase-mask technique are reported. Inscription …

Optical fiber sensors in extreme temperature and radiation environments: A review

Y Deng, J Jiang - IEEE Sensors Journal, 2022 - ieeexplore.ieee.org
This paper presents a comprehensive review of optical fiber sensors (OFSs), including FBG,
distributed optical fiber sensor and Fabry-Perot interferometer, and their applications within …

Regenerated Fibre Bragg Gratings: A critical assessment of more than 20 years of investigations

L Polz, FJ Dutz, RRJ Maier, H Bartelt, J Roths - Optics & Laser Technology, 2021 - Elsevier
Regenerated fibre Bragg gratings are formed when specially pre-treated seed gratings are
heated up to several hundred degrees centigrade. During this process, the fibre Bragg …

Dopant, coating, and grating effects in silica optical fibers under extreme neutron irradiation

DC Sweeney, CM Petrie - Journal of Non-Crystalline Solids, 2024 - Elsevier
Radiation effects on fiber Bragg gratings (FBGs) have been studied but data gaps related to
the effects of displacement damage resulting from high fast neutron fluence remain. In this …

Overview of high temperature fibre Bragg gratings and potential improvement using highly doped aluminosilicate glass optical fibres

M Cavillon, M Lancry, B Poumellec… - Journal of Physics …, 2019 - iopscience.iop.org
In this paper, various types of high temperature fibre Bragg gratings (FBGs) are reviewed,
including recent results and advancements in the field. The main motivation of this review is …

Multiplexed regenerated fiber Bragg gratings for high-temperature measurement

G Laffont, R Cotillard, P Ferdinand - Measurement Science and …, 2013 - iopscience.iop.org
A high-temperature gradient of a conventional tubular furnace is characterized using a
single-fiber sensing line with wavelength-multiplexed short-length-regenerated fiber Bragg …