1.56μm and 2.86μm Raman lasers based on gas-filled anti-resonance hollow-core fiber

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We report here a single-pass 1.56 μm fiber gas Raman laser in a deuterium-filled hollow-core fiber and a 2.86 μm cascade fiber gas Raman laser with methane in the second stage.The maximum output powers at 1.56 and 2.86 μm are 27 and 8.5 m W with Raman con
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