APPLICATION OF A CHARGE-DIVISION, POSITION-SENSITIVE PROPORTIONAL COUNTER TO HIGH-RESOLUTION PIXE MEASUREMENTS

Author:

HAMANAKA HIROMI1,HASEGAWA KEN-ICHI1,YAMAMOTO YASUHIRO1

Affiliation:

1. Research Center of Ion Beam Technology, Hosei University Koganei, Tokyo 184, Japan

Abstract

A charge-division, position-sensitive proportional counter with a carbon-fiber anode and its associated signal processor has been developed. This counter is very small in volume with a simple structure and vacuum proof. The spatial resolution of 0.36 mm was achieved under a gas pressure of 1.7×105 Pa. A correlation factor between the position and the channel number was measured to be 0.97, indicating good linearity of the system. The detector was combined with a crystal spectrometer in order to measure spectra of particle-induced characteristic X rays. Energy resolutions measured at Si Kα (1.74 keV) and Fe Kα (6.4 keV) X rays are 4 and 34 eV, respectively.

Publisher

World Scientific Pub Co Pte Lt

Cited by 4 articles. 订阅此论文施引文献 订阅此论文施引文献,注册后可以免费订阅5篇论文的施引文献,订阅后可以查看论文全部施引文献

1. Analysis by absorption and scattering of radation;Journal of Radioanalytical and Nuclear Chemistry Articles;1996-12

2. Chemical effects in Cr containing samples measured by the KβKα intensity ratio and the Kβ energy shift;Nuclear Instruments and Methods in Physics Research Section B: Beam Interactions with Materials and Atoms;1996-04

3. Influence of sample charging on satellite spectra during particle induced X-ray emission analysis;Spectrochimica Acta Part B: Atomic Spectroscopy;1996-02

4. The energy resolution of a position sensitive spectrometer based on plane crystals;Nuclear Instruments and Methods in Physics Research Section B: Beam Interactions with Materials and Atoms;1993-05

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