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- W3084315802 abstract "正 (一)前言 众所周知,夜视仪器最基本的要求是看得远、看得清。夜视仪器中主要的部件除光学透镜外就是微光管。而光阴极则是微光管的眼睛。目前,二、三代微光管中的光阴极分别为Sb-K-Na-Cs与GaAs,它们的长波阈约为0.9m。夜天空辐射强度是满月与星空交替变化的。满月以可见光辐射为主,而星空则以近红外辐射为主。在星空辐射下,波长大于1m的辐射强度比可见光的辐射强度约大12个数量级。因此,Sb-K-Na-Cs与GaAs两种光阴极用于微光管内接收夜天空辐射,对满月是可以的,但是对波长长于0.9m" @default.
- W3084315802 created "2020-09-14" @default.
- W3084315802 creator A5002995991 @default.
- W3084315802 date "1983-09-19" @default.
- W3084315802 modified "2023-09-23" @default.
- W3084315802 title "光谱响应范围为0.71.65m的一种近红外光阴极" @default.
- W3084315802 hasPublicationYear "1983" @default.
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