相长干涉

相长干涉：电磁诱导吸收

Constructive interference : electromagnetically induced absorption

当我们讨论相长干涉的时候，在两个原子核之间有更多的电子密度。

When we were talking about constructive interference , we had more electron density in between the2 nuclei .

你们会看到如果我们把s轨道和p轨道的上叶结合，它们是相长干涉，因为它们负号是相同的。

You can see if we combine the s with the top lobe of the p , they 're going to constructively interfere because they have the same sign .

多光子相长干涉解释光子的广义聚束效应

Generalized Photon Bunching Effect as a Result of Multi-Photon Constructive Interference

在这种情况是相长干涉还是相消干涉？

In this case is it constructive or destructive interference ?

原子相干对吸收的相长干涉导致电磁诱导吸收，这是一类新的相干效应。

Constructive interference of atomic coherence leads to electromagnetically induced absorption , which is a new kind of coherent effects .

所以你们可以看到在杂化轨道里，我们上面，由很大的一叶相长干涉。

So you see in the hybrid orbital we actually have a larger lobe on top where they constructively interfered .

这种情形称作相长干涉。水分胁迫下，盆栽冬小麦根干重和根长密度呈直线正相关。

Under water stress root dry weight of winter wheat grown in the pots is positively linearly related to its root length density significantly .

让我们把波的，振幅画出来考虑一下，我们怎么能得到这种相长干涉。

So let 's think of them a little bit more by graphing the amplitude of the wave , and seeing how we can have this constructive interference .

结合相长干涉原理、耦合地震波的传播特性以及地震波与地雷的谐振作用机理对出现在曲线中的峰值进行解释。

The curves ' humps are explained by introducing the constructive interference principle , the propagation characteristic of coupled seismic wave and the resonance effect between the seismic wave and the landmine .

我们研究了双光子干涉中所体现的互补性，并针对两个具体的双光子干涉方案，分别对相消干涉和相长干涉给出互补性的定量关系式。

We have studied the complementarity in two-photon interference . We give quantitative complementary equations to two specific examples of two-photon interference ; both examples are discussed according to constructive and destructive interference respectively .

我们先来看一看相长干涉，另外一个解释它的方法就是说，分子轨道是原子轨道的组合。

So , we 'll start by taking a look at constructive interference , and another way to explain this is just to say again , molecular orbitals are a linear combination of atomic orbitals .

定量讨论了置于椭圆与双曲线焦点上的两个相干波源在椭圆、旋转椭球面、双曲线以及旋转双叶双曲面上产生相长干涉与相消干涉的条件与分布。

This paper discusses the conditions and distributions of constructive interferences and destructive interferences when two interference wave sources on the focuses of an ellipse , a rotation ellipsoid , a hyperbola or a rotation hyperboloid .

实验中实现了40Gb/s差分相移键控信号的解调，解调信号消光比为14.5dB，温度控制实现了输出结果的长时间稳定，并可在相长干涉和相消干涉之间转换。

In the experiment , 40 Gb / s DPSK signal was demodulated successfully , and the extinction of the demodulated signal is 14.5 dB . With the help of temperature control , the experimental results have a long-time stability and can be switched between constructive interference and destructive one .

纵向剪切三相共焦点椭圆模型的精确解及其应用椭圆与双曲线上干涉相长与干涉相消的分析

A closed solution and its applications for the 3-phase confocal ellipse model under longitudinal shear