Issue |
EPJ Web Conf.
Volume 307, 2024
11th EPS-QEOD Europhoton Conference on Solid-State, Fibre, and Waveguide Coherent Light Sources (EUROPHOTON 2024)
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Article Number | 02045 | |
Number of page(s) | 2 | |
Section | Fibre and Waveguide Devices (FWD) | |
DOI | https://doi.org/10.1051/epjconf/202430702045 | |
Published online | 18 October 2024 |
https://doi.org/10.1051/epjconf/202430702045
Amplification at 2.3-µm in 1.9-µm thulium-doped silica fiber laser
a Optoelectronics Research Centre, University of Southampton, Southampton SO17 1BJ, United Kingdom
b Naval Research Laboratory, 4555 Overlook Ave. SW, Washington, DC 20375, USA
c URF, 6411 Ivy Lane Suite 110, Greenbelt, MD 20770
d Present address: Central Glass & Ceramic Research Institute, Council of Scientific & Industrial Research, Kolkata, India
Published online: 18 October 2024
A high-power 1.9-µm Tm3+-doped silica fiber laser generates 7.3-dB of gain at 2.3 µm when cladding- pumped with 207 W of power at 793 nm. We attribute the 2.3-µm gain to the transition 3H4 → 3H5 of Tm3+.
© The Authors, published by EDP Sciences, 2024
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