Coherent Combining of a 1.26-kW Fiber Amplifier

Stuart J. McNaught; Joshua E. Rothenberg; Peter A. Thielen; Michael G. Wickham; Mark E. Weber; Gregory D. Goodno

doi:10.1364/ASSP.2010.AMA2

Lasers, Sources and Related Photonic Devices
OSA Technical Digest Series (CD) (Optica Publishing Group, 2010),
paper AMA2
•https://doi.org/10.1364/ASSP.2010.AMA2

Coherent Combining of a 1.26-kW Fiber Amplifier

Stuart J. McNaught, Joshua E. Rothenberg, Peter A. Thielen, Michael G. Wickham, Mark E. Weber, and Gregory D. Goodno

Advanced Solid-State Photonics 2010

San Diego, California United States
31 January–3 February 2010
ISBN: 978-1-55752-880-3

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S. J. McNaught, J. E. Rothenberg, P. A. Thielen, M. G. Wickham, M. E. Weber, and G. D. Goodno, "Coherent Combining of a 1.26-kW Fiber Amplifier," in Lasers, Sources and Related Photonic Devices, OSA Technical Digest Series (CD) (Optica Publishing Group, 2010), paper AMA2.

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Abstract

A 1.26-kW, multi-stage Yb fiber MOPA was coherently combined using active polarization and phase control with 94% visibility to a second fiber amplifier, consistent with estimated decoherence effects from fiber nonlinearity, linewidth, and phasing accuracy.

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