Recent advances in radiation-hardened fiber-based technologies for space applications

S Girard, A Morana, A Ladaci, T Robin, L Mescia… - Journal of …, 2018 - iopscience.iop.org
In this topical review, the recent progress on radiation-hardened fiber-based technologies is
detailed, focusing on examples for space applications. In the first part of the review, we …

Radiation effects on silica-based optical fibers: Recent advances and future challenges

S Girard, J Kuhnhenn, A Gusarov… - … on nuclear science, 2013 - ieeexplore.ieee.org
In this review paper, we present radiation effects on silica-based optical fibers. We first
describe the mechanisms inducing microscopic and macroscopic changes under irradiation …

Radiation hardening techniques for Er/Yb doped optical fibers and amplifiers for space application

S Girard, M Vivona, A Laurent, B Cadier… - Optics express, 2012 - opg.optica.org
We investigated the efficiencies of two different approaches to increase the radiation
hardness of optical amplifiers through development of improved rare-earth (RE) doped …

Origin of Radiation-Induced Darkening in Yb3+/Al3+/P5+-Doped Silica Glasses: Effect of the P/Al Ratio

C Shao, J Ren, F Wang, N Ollier, F **e… - The Journal of …, 2018 - ACS Publications
Yb3+/Al3+/P5+-co-doped silica glasses with different P/Al ratios were prepared using the sol–
gel method combined with high-temperature sintering. The evolution of composition …

Radiation effects on long period fiber gratings: A review

F Esposito, A Srivastava, S Campopiano, A Iadicicco - Sensors, 2020 - mdpi.com
Over the last years, fiber optic sensors have been increasingly applied for applications in
environments with a high level of radiation as an alternative to electrical sensors, due to …

Comparison of gamma-radiation induced attenuation in Al-doped, P-doped and Ge-doped fibres for dosimetry

AV Faustov, A Gusarov, M Wuilpart… - … on Nuclear Science, 2013 - ieeexplore.ieee.org
We have investigated radiation induced absorption in Al-doped, P-doped and Ge-doped
optical fibres under 60 Co source gamma-radiation up to a total dose of 71 kGy at two …

Radiation-hard erbium optical fiber and fiber amplifier for both low-and high-dose space missions

S Girard, A Laurent, E Pinsard, T Robin, B Cadier… - Optics Letters, 2014 - opg.optica.org
We present a new structure for erbium-doped optical fibers [hole-assisted carbon-
coated,(HACC)] that, combined with an appropriate choice of codopants in the core, strongly …

Radiation induced absorption in rare earth doped optical fibers

M Lezius, K Predehl, W Stower, A Turler… - … on Nuclear Science, 2012 - ieeexplore.ieee.org
We have investigated the radiation induced absorption (RIA) of optical fibers with high active
ion concentration. Comparing our results to the literature leads us to the conclusion that RIA …

Investigating the glass structure of Yb3+/Al3+/P5+ doped silica preforms prepared by suspension method

N Tiabi, R Dauliat, JL Auguste, S Vergnole… - Optical Materials …, 2023 - opg.optica.org
Owing to its capability to produce large volume of glass while preserving a high degree of
purity and homogeneity, the suspension method was employed here to synthesize a Yb …

Radiation hardened high-power Er3+/Yb3+-codoped fiber amplifiers for free-space optical communications

A Ladaci, S Girard, L Mescia, A Laurent, C Ranger… - Optics Letters, 2018 - opg.optica.org
The radiation responses of different high-power erbium/ytterbium-codoped fiber amplifiers
(HP-EYDFA) have been investigated up to 100 krad (SiO_2) dose levels. These devices are …