[HTML][HTML] Recent advances in Bi-doped silica-based optical fibers: A short review

AM Khegai, SV Alyshev, AS Vakhrushev… - Journal of Non …, 2022 - Elsevier
This review is dedicated to recent advances in the study of bismuth-doped silica-based
fibers, which are vital components for creating promising contemporary optical devices …

Broadband L+ near-infrared luminescence in bismuth/germanium co-doped silica glass prepared by the sol–gel method

X Li, M Guo, C Shao, J Tian, F Wang, Y Chen… - Journal of Materials …, 2023 - pubs.rsc.org
Bismuth (Bi) and germanium (Ge) co-doped silica glass and fiber, as novel amplification
media, have attracted extensive attention due to their L+ near-infrared (NIR) luminescence …

BAC activation by thermal quenching in bismuth/erbium codoped fiber

S Wei, Y Luo, D Fan, G ** at 1550 nm
S Alyshev, A Kharakhordin, E Firstova, A Khegai… - Optics …, 2019 - opg.optica.org
We report experimental measurements and numerical calculations regarding the
photostability of laser-active centers associated with bismuth (BACs) in Bi-doped GeO_2 …

Analysis of thermally activated processes in bismuth-doped GeO2-SiO2 glass fibers using the demarcation energy concept

A Kharakhordin, S Alyshev, E Firstova… - Optical Materials …, 2019 - opg.optica.org
We report a study of the thermally activated processes occurring in Bi-doped GeO _2-SiO _2
fibers using the demarcation energy concept based on a distribution of the activation …

Effect of heat treatment parameters on the optical properties of bismuth-doped GeO2:SiO2 glass fibers

SV Firstov, SV Alyshev, VF Khopin… - Optical Materials …, 2019 - opg.optica.org
We present experimental results on the effects of isothermal and isochronal heat treatments,
cooling and heating rates in the temperature range 400–600° C on the optical properties of …

Thermal-induced luminescence enhancement of BAC-P in bismuth-doped phosphogermanosilicate fibers

Q Zhao, Q Hao, Y Luo, GD Peng - Optics Letters, 2020 - opg.optica.org
The thermal quenching effect has been systematically investigated in bismuth (Bi)-doped
phosphogermanosilicate fiber with varying thermal conditions. For the first time, to the best of …

Effect of electron irradiation on the optical properties of bismuth doped hafnia-yttria-alumina-silicate fiber

AV Kir'Yanov, YO Barmenkov, V Minkovich… - Optical Materials …, 2018 - opg.optica.org
We report a study on transformations in absorption and emission spectra of novel bismuth
(Bi) doped hafnia-yttria-alumina-silicate fiber, which arise as the result of bombardment by …