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Cr4+:Nd3+:YAG Microchip Laser with High Repetition Rate and High Stability
Author(s): 
Pages: 231-233
Year: Issue:  4
Journal: LASER & INFRARED

Keyword:  激光器Cr4+: Nd3+: YAG稳定性;
Abstract: 在平平腔的Cr4+: Nd3+: YAG激光器中,采用内置f=70mm双凸透镜形成等效腔和用φ1mm小孔光阑进行横模限制的方法,获得了高重频、高光光转换效率、稳定的激光脉冲序列.在泵浦功率17.2W时,获得了平均功率4.7W,其光光转换效率达到了27.3%.此时的重复频率及其标准方差为42±1kHz,脉宽及其标准方差为9.57±0.187ns,示波器采集的光脉冲值幅度及其标准方差为471±36μW.对应的峰值功率和单脉冲能量分别达到了13kW和115μJ.据我们了解,这是迄今为止LD端面泵浦的自调Q激光器获得的重复频率最高且稳定的实验结果.
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