查询词典 Doppler shift

The effect of Doppler broadening on LWI is also studied in this work.

在均匀加宽条件下，这一模型在原子跃迁频率ω〓和ω〓附近存在正的线性增益。

It is found that the spontaneous emission spectrum is anisotropic in the presence of Doppler broadening.

在多普勒效应加宽时，共振荧光光谱是各向异性的。

Finally, the result of simulation proves the broadening of target doppler frequency when the target is near to the radar.

最后通过仿真验证了近距离目标的多普勒谱线的展宽。

For atomic beams, although the Doppler broadening is very small, but it is still the main obstacle for more accurate observations.

在原子束中，多普勒加宽很小，但仍是精确测量的主要障碍。

Secondly, the effect of Doppler broadening on inversionless optical gain is explored.

无粒子数反转激光研究的主要目的就是要得到用其它方法难于实现的短波长激光。

In this paper, using Doppler broadening positron annihilation technique investigates the effect of multiple implanting and oxygen concentration variation during.

通过多普勒增宽正电子湮没测试，不同剂量和能量注入、退火后的样品其顶层Si中的氧相关缺陷有着不同的性质。

The results show that due to the effect of Doppler broadening the light speed reduction is significant in a range of±600MHz one-photon detuning.

研究了经过EIT介质的光脉冲延迟时间对系统单光子频率失谐量的依赖关系。

Experimental results show that with increasing proton fluence,the S-parameter of the Doppler broadening spectrum gradually decreases,and the W-parameter increases.

研究结果表明，随质子辐照注量的增加，多普勒展宽谱的S参数逐渐减小，W参数逐渐增大。

Fist of all, an advanced positron annihilation coincidence Doppler broadening system was designed and developed and a peak to background ratio of 3.6×10~6 was obtained.

首先我们设计研制了一套高性能的正电子湮没符合多普勒测量系统，其峰谷比可达到3.6×10~6。

In chapter 3, based on the work of chapter 2, we firstly investigate the effect of the spontaneously generated coherence on gain of lasing without inversion in a closed three-levelΛ-type atomic system with Doppler broadening.

这些结论是与以前关于封闭Λ型系统中Doppler展宽对LWI增益影响的研究结果即增益(或强度随Doppler展宽值的增加而单调减小大不相同的。

The second is to cut a mere 100 calories from your diet , which is the equivalent of a tablespoon of butter.

第二个就是从你的饮食中减少一百卡路里，只是相当于一大汤匙的黄油。

This is where the Rorschach test comes in.

现在，罗氏测试就出现了。