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Conferences > CLEOPR > 2022 > CWP4C > CWP4C_03

19 kW Output Power of Tandem Pumped APS Fiber Amplifier with Higher Ytterbium Concentration

Changle Shen, Fengyun Li, Jiangyun Dai, Nian Liu, Honglei He, Fang Li, Lihua Zhang, Jiakun Lv, Lei Jiang, Honghuan Lin, Jianjun Wang, Feng Jing, and Cong Gao

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Abstract

We report our recent work on power scaling of tandem pumped fiber laser up to 19 kW by increasing the doping concentration of ytterbium up to 0.3(mol)% and using larger core/clad ratio of 60/400.

© 2022 IEEE

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