低阈值宽调谐PPLN光参量振荡

被引:13
作者
梁晓燕
侯玮
吕军华
许祖彦
机构
[1] 中国科学院物理研究所
关键词
准相位匹配; 周期极化LiNbO3; 调谐;
D O I
暂无
中图分类号
TN201 [基础理论];
学科分类号
0702 ; 070207 ;
摘要
用半导体激光 (LD)抽运的声光调QNd∶YVO4 激光器做抽运源 ,实现了准位相匹配的光参量输出 ,其调谐范围为 1 4 36~ 1 7μm。非线性光学介质是多周期极化的LiNbO3 (PPLN)。光参量振荡阈值 10 3μJ(脉宽 2 2ns) ,在抽运光达到阈值 3 3倍的条件下 ,信号光输出能量 4 2 5 μJ ,斜效率 12 5 %。
引用
收藏
页码:10 / 12
页数:3
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