为满足大电流密度电子发射的需要，对锑铯光电阴极的制备工艺进行了研究。
To meet the needs of high electron current density photocathodes, the processes for preparing cesium antimonide have been studied.
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。
For this purpose, several kinds of laser-driven photocathodes, and some thermionic cathodes and field emission cathodes are applied.
光阴极由衬底(包括介质阴极的导电基底)和光电发射膜构成。
The photocathode consists of a substrate (involving a conductive base film for dielectric cathode) and a photoemission film.
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