QUANTUM EFFICIENCY AND RADIATION-RESISTANCE OF BULK AND POROUS CSI PHOTOCATHODES IN VACUUM AND METHANE

被引:17
作者
MALAMUD, G [1 ]
MINE, P [1 ]
VARTSKY, D [1 ]
BRESKIN, A [1 ]
CHECHIK, R [1 ]
机构
[1] WEIZMANN INST SCI,IL-76100 REHOVOT,ISRAEL
关键词
D O I
10.1016/0168-9002(93)90265-J
中图分类号
TH7 [仪器、仪表];
学科分类号
0804 ; 080401 ; 081102 ;
摘要
We present the result of a systematic investigation of the quantum efficiency of reflective CsI photocathodes in the spectral range 140-220 nm. Powder and crystal forms of CsI were used for evaporation of bulk and porous photocathodes. The measurements were made without gaseous amplification in vacuum and in methane. The results of radiation resistance measurements at doses reaching 4500 Gy are also reported.
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页码:136 / 145
页数:10
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