Thulium Fluoride Fiber Laser at 2.27 μm Pumped by Upconversion with an Ytterbium Fiber Laser

Aleksey Tyazhev; Florent Starecki; Solenn Cozic; Pavel Loiko; Lauren Guillemot; Alain Braud; Franck Joulain; Mincheng Tang; Thomas Godin; Ammar Hideur; Patrice Camy

doi:10.1364/ASSL.2020.ATh5A.4

Laser Congress 2020 (ASSL, LAC)
OSA Technical Digest (Optica Publishing Group, 2020),
paper ATh5A.4
•https://doi.org/10.1364/ASSL.2020.ATh5A.4

Thulium Fluoride Fiber Laser at 2.27 μm Pumped by Upconversion with an Ytterbium Fiber Laser

Aleksey Tyazhev, Florent Starecki, Solenn Cozic, Pavel Loiko, Lauren Guillemot, Alain Braud, Franck Joulain, Mincheng Tang, Thomas Godin, Ammar Hideur, and Patrice Camy

Advanced Solid State Lasers 2020

Washington, D.C. United States
13–16 October 2020
ISBN: 978-1-943580-84-2

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Fiber Materials and Processes (ATh5A)

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A. Tyazhev, F. Starecki, S. Cozic, P. Loiko, L. Guillemot, A. Braud, F. Joulain, M. Tang, T. Godin, A. Hideur, and P. Camy, "Thulium Fluoride Fiber Laser at 2.27 μm Pumped by Upconversion with an Ytterbium Fiber Laser," in Laser Congress 2020 (ASSL, LAC), P. Schunemann, C. Saraceno, S. Mirov, S. Taccheo, J. Nilsson, A. Petersen, D. Mordaunt, and J. Trbola, eds., OSA Technical Digest (Optica Publishing Group, 2020), paper ATh5A.4.

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Abstract

A fiber laser based on a heavily thulium-doped zirconium fluoride glass is pumped at 1049 nm by an Yb fiber laser. It generates 1.24 W at 2.28 μm (³H₄→³H₅ transition) with a slope efficiency of 37.0%.

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