Investigation on Gain Aperture as a Compact Tool for Spatial Beam Shaping

Vincent Yahia; Takunori Taira; Takunori Taira

doi:10.1364/ASSL.2020.JTh6A.10

Laser Congress 2020 (ASSL, LAC)
OSA Technical Digest (Optica Publishing Group, 2020),
paper JTh6A.10
•https://doi.org/10.1364/ASSL.2020.JTh6A.10

Investigation on Gain Aperture as a Compact Tool for Spatial Beam Shaping

Vincent Yahia and Takunori Taira

Laser Applications Conference 2020

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

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Joint Poster Session III (JTh6A)

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V. Yahia and T. Taira, "Investigation on Gain Aperture as a Compact Tool for Spatial Beam Shaping," 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 JTh6A.10.

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Abstract

Calculations and experiments show that gain aperture in amplifier can shape a beam, making M² close to unity under optimized conditions. This effect is modeled and a criterion for optimal effect is derived.

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