For this purpose, several kinds of laser-driven photocathodes, and some thermionic cathodes and field emission cathodes are applied.
为此，人们采用各种类型的激光驱动光电阴极、一些热阴极和场致发射阴极作为电子源。
Emission spectroscopic techniques are employed to study the loss of thermionic emission material barium from the cathode of a T12 fluorescent lamp.
应用发射光谱技术研究了T12荧光灯阴极电子发射材料钡的损失。
Based on the thermionic emission theory of the current density of4h-sic schottky barrier diodes under the forward bias the calculations for the schottky barrier height?
在分析4hsic肖特基势垒二极管正向电流热电子发射理论的基础上，计算了肖特基势垒高度？
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