X-RAY-SENSITIVITY OF SELENIUM

被引:20
作者
DONOVAN, JL
机构
[1] Research Laboratories, Eastman Kodak Company, Rochester
关键词
D O I
10.1063/1.325745
中图分类号
O59 [应用物理学];
学科分类号
摘要
The charge-generation energy for commerical selenium xeroradiographic plates has been measured. A new technique based on x-ray-induced photocurrents was used as well as conventional xeroradiographic discharge measurements. Using x-ray spectra typical of medical x-ray irradiations at a conventional applied field of 10 V/μm, a charge-generation energy of 30-40 eV per pair was determined. Theoretical estimates related to the band gap predict a pair-creation energy of 7 eV per pair for selenium.
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页码:6500 / 6504
页数:5
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