OBSERVATION OF CHERENKOV RINGS USING A LOW-PRESSURE PARALLEL-PLATE CHAMBER AND A SOLID CESIUM-IODIDE PHOTOCATHODE

被引:11
作者
LOCKYER, NS
MILLAN, JE
LU, C
MCDONALD, KT
LOPEZ, A
机构
[1] PRINCETON UNIV,JOSEPH HENRY LABS,PRINCETON,NJ 08544
[2] UNIV PUERTO RICO,DEPT PHYS,MAYAGUEZ,PR 00708
关键词
D O I
10.1016/0168-9002(93)90751-3
中图分类号
TH7 [仪器、仪表];
学科分类号
0804 ; 080401 ; 081102 ;
摘要
We have observed Cherenkov rings from minimum-ionizing particles using a low-pressure, parallel-plate pad-chamber with a cesium-iodide solid photocathode, This detector is blind to minimum-ionizing particles, and sensitive to Cherenkov photons of wavelengths 170-210 nm. An average of 5 photoelectrons per Cherenkov ring were detected using a 2-cm-thick radiator of liquid C6F14. This paper reports on the chamber construction, photocathode preparation and testbeam results.
引用
收藏
页码:142 / 148
页数:7
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