EVALUATION OF THE INITIAL ANGULAR WIDTH OF THE AVALANCHE IN A PROPORTIONAL CHAMBER

被引:11
作者
MATHIESON, E
HARRIS, TJ
机构
[1] Physics Department, Leicester University, Leicester, England
来源
NUCLEAR INSTRUMENTS & METHODS | 1979年 / 159卷 / 2-3期
关键词
D O I
10.1016/0029-554X(79)90676-1
中图分类号
TH7 [仪器、仪表];
学科分类号
0804 ; 080401 ; 081102 ;
摘要
Experimental measurements have been made of the ratio of the signals induced on the cathodes of a symmetric multi-wire proportional chamber under X-ray irradiation. Because of avalanche angular localisation this ratio depends strongly on the lateral position of the X-ray beam. It is shown how a simple theoretical model may be employed with these measurements to evaluate the width of the initial angular distribution of the positive ions in the avalanche. © 1979.
引用
收藏
页码:483 / 487
页数:5
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