By analyzing the reflectivity spectrum and reflection wave spectrum of thin beds, we put forward a new method for thickness determination of the thin beds.
作者通过研究地层厚度变化对地层本身的反射系数谱及反射波频谱的影响规律，寻找到了一种新的计算薄层厚度的方法。
A new method of monitoring the in-situ extremely low residual reflectivity of antireflection (AR) coating of travelling-wave semiconductor laser amplifier (TW-SLA) is presented.
介绍一种实时监控行波半导体激光放大器(TW - SLA)抗反膜(AR)超低剩余反射率的新方法。
The four-wave mixing phase conjugation reflectivity increases from 4% to 14% in this temperature range.
在温度变化范围内，四波混频相位共轭反射率从4 %增加到14%。
We find that reflection probabilities and reflectivity is linear to when wave vector.
我们发现反射系数在波矢时，反射率与波矢在时呈线性关系。
Studying four-wave mixing, we get the phase-conjugate reflectivity in three cut planes in BSO when the polarization of signal beam and pump beam are parallel or not parallel.
在研究四波耦合时，分别讨论了在三种BSO晶体切面上，信号光和向前泵浦光的的偏偏振振态态互相平行和存在夹角时相位共轭反射率的特性；
The phase conjugate reflectivity of four-wave mixing was measured to be higher than 900%; The temperature enhancement of phase conjugation was studied.
它的四波混频相位共轭反射率高达900％以上，且具有相位共轭波温度增强效应。
In addition, different metals were simulated to generate a lower reflectivity of TM wave, so as to give further discussion on the improvement and applications of such grating.
此外，还比较了不同金属材料光栅的TM波近红外透射特性，探讨了改善其性能的途径。
With these solutions, change of nonlinear reflectivity with the pump waves and the probe wave, and saturation, and parameter oscillation arc-described.
对饱和现象（泵浦抽空）、非线性反射率随探测波的变化以及参量振荡等给出了令人满意的定量描述。
With these solutions, change of nonlinear reflectivity with the pump waves and the probe wave, and saturation, and parameter oscillation arc-described.
对饱和现象（泵浦抽空）、非线性反射率随探测波的变化以及参量振荡等给出了令人满意的定量描述。
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