Loss in hollow-core optical fibers: mechanisms, scaling rules, and limits

E Numkam Fokoua, S Abokhamis Mousavi… - Advances in Optics …, 2023 - opg.optica.org
Over the past few years, progress in hollow-core optical fiber technology has reduced the
attenuation of these fibers to levels comparable to those of all-solid silica-core single-mode …

High-efficiency distortion-free delivery of 3 kW continuous-wave laser using low-loss multi-mode nested hollow-core anti-resonant fiber

J Yao, X Zhang, B Li, B Wang, D **, Y Duan… - Journal of Lightwave …, 2024 - opg.optica.org
Hollow-core anti-resonant fibers (HC-ARFs) are widely used for high-power laser
transmission owing to their low nonlinearity and high damage threshold. However, most …

[HTML][HTML] Unified and vector theory of Raman scattering in gas-filled hollow-core fiber across temporal regimes

YH Chen, F Wise - APL photonics, 2024 - pubs.aip.org
Raman scattering has found renewed interest owing to the development of gas-filled hollow-
core fibers, which constitute a unique platform for exploration of novel ultrafast nonlinear …

Designing multi-mode anti-resonant hollow-core fibers for industrial laser power delivery

W Shere, EN Fokoua, GT Jasion, F Poletti - Optics Express, 2022 - opg.optica.org
We investigate the design of hollow-core fibers for the delivery of 10s of kilowatt average
power from multi-mode laser sources. For such lasers, delivery through solid-core fibers is …

Enhanced inhibited mode-coupling: Multi-mode hollow-core anti-resonant fiber designs

M Al Mahfuz, MS Habib - IEEE Journal of Selected Topics in …, 2024 - ieeexplore.ieee.org
Understanding the interplay between the core-guided modes and tube-modes of hollow-
core anti-resonant fiber (HCARF) is essential to achieve low-loss and multi-mode guidance …

Low-loss multi-mode anti-resonant hollow-core fibers

D Wu, F Yu, C Wu, M Zhao, J Zheng, L Hu, J Knight - Optics Express, 2023 - opg.optica.org
In this work, multi-mode anti-resonant hollow-core fiber (AR-HCF) with 18 fan-shaped
resonators is fabricated and characterized. The ratio of core diameter over transmitted …

Displacement sensor based on a large-core hollow fiber and specklegram analysis

JH Osório, TD Cabral, E Fujiwara, MAR Franco… - Optical Fiber …, 2023 - Elsevier
The research enterprise towards achieving high-performance hollow-core photonic crystal
fibers has led to impressive advancements in the latest years. Indeed, using this family of …

Delivery of nanosecond laser pulses by multi-mode anti-resonant hollow core fiber at 1 µm wavelength

M Zhao, F Yu, D Wu, X Zhu, S Chen, M Wang, M Liu… - Optics …, 2024 - opg.optica.org
In this paper we explore the application of low-loss multimode anti-resonant hollow-core
fiber (MM-AR-HCF) in the delivery of nanosecond laser pulses at 1? µm wavelength. MM-AR …

Design and analysis of a weakly coupled few-mode hollow-core U-shaped tube nested antiresonant fiber

J Ou, J Li, W Zheng, Y Qin, N Lin, O Xu… - Journal of the Optical …, 2023 - opg.optica.org
In this work, we proposed a weakly coupled few-mode hollow-core U-shaped tube nested
antiresonant fiber (FM-UARF) for the potential large-capacity mode-division multiplexing …

Multi-mode guidance in enhanced inhibited coupling hollow-core anti-resonant fibers

M Petry, C Markos, RA Correa… - CLEO: Science and …, 2022 - opg.optica.org
Multi-mode guidance in enhanced inhibited coupling hollow-core anti-resonant fibers Page 1
Multi-mode guidance in enhanced inhibited coupling hollow-core anti-resonant fibers Michael …