The graded-density cathode; a new method for position-sensitive radiation detection

The graded-density cathode; a new method for position-sensitive radiation detection
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梯度密度阴极;

DOI:
10.1088/0022-3735/13/7/022
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发表时间:
1980
期刊:
影响因子:
--
通讯作者:
P. Gilvin
P. Gilvin
中科院分区:
--
文献类型:
--
作者:
E. Mathieson;G. Smith;P. Gilvin

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被引文献

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本文介绍了一种新的、简便的多线正比计数器位置确定方法。正常的、恒定间距的平面阴极的导线可以以这样的方式电连接成两个组件,即每个组件的线密度在阴极上近似线性地变化。因此,阳极雪崩在每个部件上产生的电荷比例随着雪崩位置的变化近似线性地变化。实验证实了这种“梯度密度”阴极的工作状态,并给出了对其非线性和分辨率的初步研究结果。讨论了这种新方法的优点。
A new, simple method for position determination in multiwire proportional counters is described. The wires of a normal, constant-pitch, plane cathode may be connected electrically into two components in such a manner that the linear density of each component changes approximately linearly across the cathode. The fraction of charge induced on each component by an anode avalanche therefore changes approximately linearly with avalanche position. Operation of this 'graded-density' cathode has been confirmed experimentally and preliminary results of an investigation on non-linearity and resolution are given. Advantages of this new method are discussed.