550-W Single-Frequency All-Fiber Amplifier with Near-Diffraction-Limited Beam Quality

Lai Wenchang; Ma Pengfei; Liu Wei; Huang Long; Li Can; Zhou Pu

doi:10.3788/CJL202047.0415001

Journals >Chinese Journal of Lasers >Volume 47 >Issue 4 >Page 415001 > Article

Chinese Journal of Lasers
Vol. 47, Issue 4, 415001 (2020)

550-W Single-Frequency All-Fiber Amplifier with Near-Diffraction-Limited Beam Quality

Lai Wenchang, Ma Pengfei, Liu Wei, Huang Long, Li Can, and Zhou Pu

Author Affiliations

College of Advanced Interdisciplinary Studies, National University of Defense Technology, Changsha, Hunan 410073, China

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DOI: 10.3788/CJL202047.0415001 Cite this Article Set citation alerts

Lai Wenchang, Ma Pengfei, Liu Wei, Huang Long, Li Can, Zhou Pu. 550-W Single-Frequency All-Fiber Amplifier with Near-Diffraction-Limited Beam Quality[J]. Chinese Journal of Lasers, 2020, 47(4): 415001 Copy Citation Text

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Fig. 1. Experimental principle

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Fig. 2. Output power and backward power versus pump power

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Fig. 3. Laser spectrum at maximum output power

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