nonlinear optical frequency conversion technology 非线性光学频率变换技术
The harmonic amplitude equation and the generation efficiency of nonlinear optical frequency conversion(NOFC)in quasi-phase-matching (QPM) were discussed.
讨论了准相位匹配（QPM）技术中的非线性光频转换谐波振幅方程和谐波转换效率。
In nonlinear optical frequency conversion process, it is desirable to maximize the product of the intensity of pump laser and the interaction length in order to achieve maximum conversion efficiency.
在光的非线性传播过程中，增加泵浦光的强度及光和物质的互作用长度是获得较高的频率转换效率的主要途径。
The optical characteristics of nonlinear optical crystals, especially several common mid-IR nonlinear crystals have been introduced in the research of nonlinear frequency conversion crystals.
在对非线性变频晶体的研究中，首先介绍了非线性光学晶体的光学特性，详细介绍了几种常用的中红外非线性晶体。
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