本文用半波带法对夫琅禾费光栅衍射进行分析该方法和常用的振幅矢量法相比,分析衍射条纹的位置更要快捷,明了。
The authors show that using the half-wave strip method to deduce the bright and dark fringe conditions of Fraunhofer grating diffraction is simpler than the amplitude vector method.
两个状态矢量间的内积是一已知的概率振幅复杂数字。
The inner product between two state vectors is a complex number known as a probability amplitude.
以波的电矢量为例,具体讨论了衰减电磁波的振幅、波长、位相以及衰减波的衰减长度。
For the electric vector of electromagnetic wave. we discussed its amplitude, wavelength, phase, and attenuation length.
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