R&D of microchannel plate phototubes

被引:35
作者
Barnyakov, A. Yu. [1 ]
Barnyakov, M. Yu. [1 ]
Bobrovnikov, V. S. [1 ]
Buzykaev, A. R. [1 ]
Tsigankov, D. A. [1 ]
Kononov, S. A. [1 ]
Kravchenko, E. A. [1 ]
Onuchin, A. P. [1 ]
机构
[1] Budker Inst Nucl Phys, Acad Lavrentiev, Novosibirsk 630090, Russia
基金
俄罗斯基础研究基金会;
关键词
MCP PMT; photocathode life time; aging effect; Cherenkov counters;
D O I
10.1016/j.nima.2006.05.051
中图分类号
TH7 [仪器、仪表];
学科分类号
0804 [仪器科学与技术]; 080401 [精密仪器及机械]; 081102 [检测技术与自动化装置];
摘要
The development of photomultiplier tubes with microchannel. plates (MCP PMT) in Novosibirsk began 10 years ago. MCP PMTs are compact photodetectors with a record time resolution which can work in a strong magnetic field. The system of aerogel Cherenkov counters ASHIPH based on these PMTs (80 PMTs, 500 liters of acrogel) has been working in the KEDR detector since 2003. The main parameters of these PMTs are listed. It is shown that the photocathode life time cannot be expressed correctly in the units of the collected anode charge. The recent optimization of the MCP PMT design is described. (c) 2006 Elsevier B.V. All rights reserved.
引用
收藏
页码:17 / 20
页数:4
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