Functional fibers and functional fiber-based components for high-power lasers

X Chen, T Yao, L Huang, Y An, H Wu, Z Pan… - Advanced Fiber …, 2023 - Springer
The success of high-power fiber lasers is fueled by maturation of active and passive fibers,
combined with the availability of high-power fiber-based components. In this contribution, we …

[HTML][HTML] Luminescence and laser properties of RE-doped silica optical fibers: The role of composition, fabrication processing, and inter-ionic energy transfers

P Vařák, M Kamrádek, J Mrázek, O Podrazký… - Optical Materials: X, 2022 - Elsevier
Silica glass doped with rare-earth ions remains one of the most frequently used materials for
fiber lasers and amplifiers, owing to various advantages such as high thermal resistance …

Temperature-dependent cross section spectra for thulium-doped fiber lasers

B Jiříčková, M Grábner, C Jauregui, J Aubrecht… - Optics Letters, 2023 - opg.optica.org
An investigation on the temperature dependence of spectroscopic parameters of trivalent
thulium ions is important for the design of high-power, thulium-doped fiber lasers and …

Intense infrared lasers for strong-field science

Z Chang, L Fang, V Fedorov, C Geiger… - Advances in Optics …, 2022 - opg.optica.org
The advent of chirped-pulse amplification in the 1980s and femtosecond Ti: sapphire lasers
in the 1990s enabled transformative advances in intense laser–matter interaction physics …

Ex Vivo Exposure to Soft Biological Tissues by the 2-μm All-Fiber Ultrafast Holmium Laser System

MS Kopyeva, SA Filatova, VA Kamynin, AI Trikshev… - Applied Sciences, 2022 - mdpi.com
We present the results of ex vivo exposure by an ultrafast all-fiber Holmium laser system to
porcine longissimus muscle tissues. A simple Ho-doped laser system generated ultrashort …

Recent Advancements and Challenges in High‐Power Thulium‐Doped Laser

MT Sohail, B Li, C Guo, M Younis… - Advanced Materials …, 2024 - Wiley Online Library
High‐power all‐fiber thulium lasers have gained considerable interest in recent times due to
their distinct characteristics and versatile applications in the medical and industrial sectors …

Heat treatment and fiber drawing effect on the luminescence properties of RE-doped optical fibers (RE= Yb, Tm, Ho)

P Vařák, I Kašík, P Peterka, J Aubrecht, J Mrázek… - Optics …, 2022 - opg.optica.org
We investigate the influence of various optical fiber fabrication processes on the
fluorescence decay of RE ions commonly used in fiber lasers and amplifiers, ie Yb^ 3+, Tm …

[HTML][HTML] Nanoparticle doping and molten-core methods towards highly thulium-doped silica fibers for 0.79 μm-pumped 2 μm fiber lasers–A fluorescence lifetime study

P Vařák, M Leich, M Kamrádek, J Aubrecht… - Journal of …, 2024 - Elsevier
We study the fluorescence lifetime of Thulium-doped silica fibers for efficient laser operation
in the 2 μm “eye-safe” wavelength range pumped by 0.79 μm radiation. A large set of optical …

Germanate glass for laser applications in∼ 2.1 μm spectral region: A review

M Khalid, M Usman, I Arshad - Heliyon, 2023 - cell.com
The growing landscape of laser applications in∼ 2 μm spectral region leads to the
development of novel transparent media that provide low attenuation solutions for high …

Energy transfer coefficients in thulium-doped silica fibers

M Kamrádek, J Aubrecht, P Vařák, J Cajzl… - Optical Materials …, 2021 - opg.optica.org
Energy transfer coefficients in thulium-doped silica fibers are key parameters for a reliable
numerical modeling and optimization of high-power fiber lasers pumped at 790 nm and …