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基于PPMgLN晶体的红外光参量振荡器研究

Keywords: 光参量振荡器周期性畴极化反转掺镁铌酸锂调谐

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Abstract:

采用高压电脉冲触发反转技术自行制备了PPMgLN晶片作为非线性工作介质,实现了一台以工作波长为1.0641xm被动调QNd:YVO4激光器作为泵源,输出信号光波长在1.4μm-1.7μm的光参量振荡器.采用畴周期调谐和温度调谐相结合实现了输出信号光波长在1.425μm~1.69μm波段的连续调谐.在泵浦功率为8.66W,调Q频率为20KHz时得到输出信号光和闲散光总功率为2.07W,斜率效率达到30.7%.

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