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基于泵浦控制的波长可调谐Er:YAG中红外脉冲激光

Sang Youbao,Wang Pengyuan,Chen Ying,Su Xinjun,Liu Jinbo,Guo Jingwei,Sang Fengting

ACTA PHOTONICA SINICA（2021）

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Abstract
在腔内不添加任何调谐元器件,并且不改变输出耦合率的情况下,分析能级寿命和受激辐射截面,调控泵浦脉冲模式,实现同一台激光器中多种波长模式的输出.典型输出模式包括:2699 nm激光(1.06 mJ)和2803 nm激光(1.25 mJ)的单波长输出,2699 nm(1.06 mJ)和2803 nm(0.86 mJ)双波长激光的时间分离分频输出,2699 nm(1.06 mJ)和2830 nm(1.35 mJ)双波长激光的时间分离分频输出.本文研究有望成为测量有机物浓度的差分吸收雷达的光源,使单一探测器实现差分测量,同时大幅度简化差分吸收雷达的检测系统,降低成本.
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Key words
Laser technique, Midinfrared, Spectrim analysis-theory, YAGlaser, Rare-earth element, Multi-wavelength
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