Ytterbium-doped large-core fibre laser with 272W of output power

We report a highly efficient cladding-pumped Yb-doped large-core fibre laser, generating up to 272 W of continuous-wave output power at 1.08µm with a beam quality (M2) of 3.2. The slope efficiency was 83% with respect to the launched pump power. No saturation (roll-off) was observed in output power...

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Bibliographic Details
Main Authors: Jeong, Y. (Author), Sahu, J.K (Author), Williams, R.B (Author), Richardson, D.J (Author), Furusawa, K. (Author), Nilsson, J. (Author)
Format: Article
Language:English
Published: 2003.
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