This review first summarizes the general theory of spin diffusion in solids, including semi-classical description and the more exact approach, i.
首先介绍固态中自旋扩散的一般理论，包括半经典描述和建立在投影算子理论上的密度矩阵描述。
Spin-on platinum diffusion was used to introduce recombination center in order to reduce the reverse recovery time TRR of fast recovery diode.
采用直拉单晶硅片代替成本较高的外延硅片，采取铂扩散的方法引入复合中心，从而控制少子寿命以减少快恢复二极管的反向恢复时间。
The experiment device schematic diagram is shown in the drawing 1 of the abstract and can be used to measure the ambipolar diffusion constant of electron spin;
实验装置原理图如摘要附图1所示，可以测量电子自旋的双极扩散常数；
The experiment device schematic diagram is shown in the drawing 1 of the abstract and can be used to measure the ambipolar diffusion constant of electron spin;
实验装置原理图如摘要附图1所示，可以测量电子自旋的双极扩散常数；
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