基于正交频率变换的高功率蓝绿全固态激光器; High Power All-Solid-State Blue-Green Laser Based on Quadrature Frequency Conversion | |
戎善奎 ; 余婷 ; 周军 ; 陈卫标 | |
刊名 | 中国激光
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2007 | |
卷号 | 34期号:12页码:1634 |
关键词 | 激光器 lasers 多模激光 multi-mode laser 正交频率变换 quadrature frequency conversion 光束发散角 beam divergence angle 倍频效率 frequency-doubling efficiency |
ISSN号 | 0258-7025 |
其他题名 | High Power All-Solid-State Blue-Green Laser Based on Quadrature Frequency Conversion |
中文摘要 | 对多横模全固态激光器使用正交频率变换进行了分析,计算了频率转换效率与激光发散角的关系。使用双KTP晶体正交倍频的方法,对Nd∶YAG激光器输出的含有高阶横模的激光进行倍频实验研究。在1064 nm Nd∶YAG激光基波功率密度为121 MW/cm2时,其谐波转换效率达到75.5%。研究表明,对于光束质量较差的基波激光,采用正交频率变换的方式,适当选择晶体参数,同样可以获得较高效率的二次谐波输出。; The effect of multi transversal mode on quadrature frequency conversion in a solid-state laser was analyzed, and the relation between the conversion efficiency and the divergent angle was conducted. A quadrature frequency conversion scheme using two KTP crystals was implemented in an all-solid-state Nd∶YAG laser with high-order transverse mode. An energy-conversion efficiency of 75.5% is obtained when the fundamental laser intensity is 121 MW/cm2. This experiment indicates that when the parameters of nonlinear crystals are properly optimized, high-efficiency frequency doubling can be achieved using quadrature frequency-conversion scheme even in a multimode solid-state laser. |
学科主题 | 激光器;固体激光器 |
分类号 | TN248.1 |
收录类别 | EI |
语种 | 中文 |
公开日期 | 2009-09-18 |
内容类型 | 期刊论文 |
源URL | [http://ir.siom.ac.cn/handle/181231/2523] ![]() |
专题 | 上海光学精密机械研究所_先进激光技术与应用系统实验室 |
推荐引用方式 GB/T 7714 | 戎善奎,余婷,周军,等. 基于正交频率变换的高功率蓝绿全固态激光器, High Power All-Solid-State Blue-Green Laser Based on Quadrature Frequency Conversion[J]. 中国激光,2007,34(12):1634, 1638. |
APA | 戎善奎,余婷,周军,&陈卫标.(2007).基于正交频率变换的高功率蓝绿全固态激光器.中国激光,34(12),1634. |
MLA | 戎善奎,et al."基于正交频率变换的高功率蓝绿全固态激光器".中国激光 34.12(2007):1634. |
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