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 …

6 kW single mode monolithic fiber laser enabled by effective mitigation of the transverse mode instability

B Yang, P Wang, H Zhang, X Xi, C Shi, X Wang… - Optics …, 2021 - opg.optica.org
The transverse mode instability (TMI) has been one of the main limitations for the power
scaling of single mode fiber lasers. In this work, we report a 6 kW single mode monolithic …

[HTML][HTML] Femtosecond laser fabrication of large-core fiber Bragg gratings for high-power fiber oscillators

H Li, B Yang, M Wang, C Gao, B Wu, L Zeng, X Xi… - APL Photonics, 2023 - pubs.aip.org
In this paper, a fs-laser phase mask inscription system based on a galvanometer scanning
strategy is designed and set up for the fabrication of large-core fiber Bragg gratings (FBGs) …

Experimental study on the impact of signal bandwidth on the transverse mode instability threshold of fiber amplifiers

S Ren, W Lai, G Wang, W Li, J Song, Y Chen, P Ma… - Optics …, 2022 - opg.optica.org
In this work, we conduct a detailed experimental study on the impact of signal bandwidth on
the TMI threshold of fiber amplifiers. Both the filtered superfluorescent fiber sources and the …

Femtosecond laser fabrication of chirped and tilted fiber Bragg gratings for stimulated Raman scattering suppression in kilowatt-level fiber lasers

H Li, M Wang, B Wu, X Ye, C Gao, B Rao, X Tian… - Optics …, 2023 - opg.optica.org
Chirped and tilted fiber Bragg gratings (CTFBGs) are important all-fiber filtering components
in high-power fiber lasers for stimulated Raman scattering (SRS) suppression. The …

Brief Review of Recent Developments in Fiber Lasers

G Nemova - Applied Sciences, 2024 - mdpi.com
This review covers the recent achievements in high-power rare earth (RE)-doped fiber
lasers, Raman fiber lasers, and Brillouin fiber lasers. RE-doped fiber lasers have many …

Optimization and demonstration of 6 kW oscillating-amplifying integrated fiber laser employing spindle-shaped fiber to suppress SRS and TMI

L Zeng, H Yang, X Xi, Y Ye, L Huang, B Yang… - Optics & Laser …, 2023 - Elsevier
Oscillating-amplifying integrated fiber laser is a novel configuration with both advantages of
fiber laser amplifiers and oscillators. In this work, a specially designed spindle-shaped fiber …

High-power Yb: YAG thin-disk laser with 80% efficiency pumped at the zero-phonon line

A Alabbadi, M Larionov, F Fink - Optics Letters, 2021 - opg.optica.org
High-power Yb:YAG thin-disk laser with 80% efficiency pumped at the zero-phonon line
clickable element to expand a topic LOGIN OR CREATE ACCOUNT PRISM SUBMISSION This …

100 W, tunable in-band thulium fiber amplifier pumped by incoherently combined 1.9 µm fiber lasers

J Cook, A Sincore, N Vail, RG Krämer, TA Goebel… - Optics …, 2023 - opg.optica.org
We detail the design and performance of a high efficiency in-band pumped thulium fiber
amplifier operating at the 100 W level. Using a novel pumping architecture based on three …

Fiber oscillator of 5 kW using fiber Bragg gratings inscribed by a visible femtosecond laser

H Li, X Tian, H Li, B Wu, X Zhao, M Wang… - Chinese Optics …, 2023 - opg.optica.org
We fabricate a pair of fiber Bragg gratings (FBGs) by a visible femtosecond laser phase
mask scanning technique on passive large-mode-area double-cladding fibers for multi …