High slope efficiency 3 μm Er:YAG cyclic cascade pulsed lasers
Optics & Laser Technology(2023)
摘要
•Based on a new mechanism, the slope efficiency of Er:YAG MIR laser is increased.•Under the optimized configuration, the high efficiency exceeding the Stokes limit is achieved.•The method mentioned in this paper can be used for the study of other active medium.
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关键词
Mid-infrared lasers,Er:YAG crystals,Cyclic cascade
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