直接跃迁为了满足选择定则，以使电子在跃迁过程中波矢保持不变，则原来在价带中状态A的电子只能跃迁到导带中的状态B。
直接跃迁
网络释义专业释义
... direct lattice 正格子，又称 正点阵 direct transition 直接跃迁 dirty limit 脏极限 ...
基于290个网页-相关网页
短语
直接跃迁半导体 direct band-gap semiconductor
直接跃迁型半导体材料 direct transition semiconductor materials
直接-间接跃迁 direct-indirect transition
直接辐射跃迁 direct radiative transition
双语例句原声例句
-
由于厚膜中存在较强的表面相互作用，厚膜的直接跃迁禁带宽与薄膜相比发生了红移。
A thick film has a red shift of direct transition bandgap than thin films due to the strong interface interaction.
-
虽然硅是一种非直接跃迁半导体，但它的发光机制同样服从于直接跃迁半导体的广义普朗克辐射定律。
Although silicon is an indirect semiconductor, light emission from silicon is governed by the same generalized Planck's radiation law as the emission from direct semiconductors.
-
通过实验表明磷酸盐玻璃在制备过程中引进的水，与无辐射跃迁速率的增加有直接的关系。
Experimental research indicates that the water introduced during the preparation of phosphate glasses is directly responsible for the enhancement of nonradiative transition probability.
-
So this means that we can go directly from the energy between two levels to the frequency of the photon that's emitted when you go between those levels.
这意味着我们可以直接,从两个能级的能量得到它们之间,跃迁发射出光子的频率。
应用推荐
$firstVoiceSent
- 来自原声例句