Precise determination of the absolute in
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F.S. Al-Saleh; Al-J.H. Al-Mukren; M.A. Farouk
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Article
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2006
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Elsevier Science
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English
β 139 KB
The intensities of some gamma-ray lines emitted from 234 Th and 234 Pa are usually used to estimate the concentrations of 238 U in different environmental samples. However, the absolute intensity values currently available for some gamma-ray lines which are used for determination of these concentrat