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author:

郭太良 (郭太良.) [1] | 高怀蓉 (高怀蓉.) [2]

Abstract:

采用碱锑化合物的镀制与铯氧激活可制备复合型Si光电发射材料(Si-Na_2Sb-Cs)-O-Cs,(Si-K_3Sb-Cs)-O-Cs,(Si-Cs_3Sb-·Cs)-O-Cs和(Si-Na_2KSb-Cs)-O-Cs,其最高灵敏度分别可达950,1050,150和2000μA/1m,其最低逸出功分别已达1.0,0.9,0.85和0.9eV。比较了复合型Si光电发射材料与Si和Na_2KSb(Cs)光电材料的一些性能参数,提出了复合型Si光电材料的表面原子模型;讨论了复合型S光电材料的光电发射过程并分析了碱锑过渡层的作用。

Keyword:

光电发射 激活 灵敏度 逸出功

Community:

  • [ 1 ] 福州大学电子科学与应用物理系

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Source :

功能材料

Year: 1994

Issue: 05

Page: 402-405

Cited Count:

WoS CC Cited Count:

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count:

Chinese Cited Count:

30 Days PV: 1

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