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duo kong zuo pian yu nie guan de ji guang han jie
Pages: 203-204
Year: Issue:  3
Journal: Vacuum Science and Technology

Keyword:  铯原子荧光屏光电阻阴极激光焊接离子源高温条件激光束原子量多孔钨;
Abstract: <正> 在制备各类光电阻阴极时,一般都使用铯的化合物在真空中反应得到铯原子。此时,铯原子会弥漫在整个光电面激活空间,容易吸附在温度较低的表面,如果器件含有荧光屏,则会造成荧光屏的“铯化”。同时,其产生的铯原子量是通过控制反应温度而控制
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