The Impact of Thermal Mode Instability on Core Diameter Scaling in High-Power Fiber Amplifiers

Jordan P. Leidner; John R. Marciante

doi:10.1364/CLEO_SI.2016.SM4Q.2

Conference on Lasers and Electro-Optics
OSA Technical Digest (2016) (Optica Publishing Group, 2016),
paper SM4Q.2
•https://doi.org/10.1364/CLEO_SI.2016.SM4Q.2

The Impact of Thermal Mode Instability on Core Diameter Scaling in High-Power Fiber Amplifiers

Jordan P. Leidner and John R. Marciante

CLEO: Science and Innovations 2016

San Jose, California United States
5–10 June 2016
ISBN: 978-1-943580-11-8

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High-Power Fiber Sources (SM4Q)

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J. P. Leidner and J. R. Marciante, "The Impact of Thermal Mode Instability on Core Diameter Scaling in High-Power Fiber Amplifiers," in Conference on Lasers and Electro-Optics, OSA Technical Digest (2016) (Optica Publishing Group, 2016), paper SM4Q.2.

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Abstract

Detailed simulations reveal that the threshold for thermal mode instability decreases for increasing core diameter in step-index fiber amplifiers. The threshold for 50-µm fiber cores is 37% lower than that of 20-µm fiber cores.

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