Second Harmonic Generation by periodic domain structure of nonlinear optical waveguide has been studied experimentally. Here reports a method for SHG.
本文研究了光轴周期反转结构光波导的实现方法，利用这种结构的光波导进行了非线性倍频实验。
This thesis mainly shows the research of extraordinary optical transmission and second-harmonic generation from sub-wavelength structured metallic film.
本论文主要研究亚波长周期结构金属薄膜中的超传输现象和二阶非线性效应。
The second-harmonic generation frequency-resolved optical gating (SHG-FROG) analyzer can be used to exactly measure the pulses characteristics.
二次谐波频率分辨光学门（SHG-FROG）是能够准确测量短脉冲多项特性参量的新技术。
The second-harmonic generation frequency-resolved optical gating (SHG-FROG) analyzer can be used to exactly measure the pulses characteristics.
二次谐波频率分辨光学门（SHG-FROG）是能够准确测量短脉冲多项特性参量的新技术。
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