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  • Conference on Lasers and Electro-Optics/International Quantum Electronics Conference
  • OSA Technical Digest (CD) (Optica Publishing Group, 2009),
  • paper CWD2
  • https://doi.org/10.1364/CLEO.2009.CWD2

Mode Control in Large-Mode-Area Fiber Lasers Via Gain Filtering

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Abstract

Gain filtering of higher-order modes in large-mode-area fibers is experimentally demonstrated. While the beam quality degrades with pumping level in conventional fiber lasers, it remains constant in confined-gain fiber lasers due to gain filtering.

© 2009 Optical Society of America

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