ISO - DIS 16795
Nuclear Energy — Determination of Gd2O3 content in pellets containing uranium oxide by X-ray fluorescence spectrometry
| Organization: | ISO |
| Publication Date: | 22 March 2023 |
| Status: | pending |
| Page Count: | 14 |
| ICS Code (Fissile materials and nuclear fuel technology): | 27.120.30 |
scope:
This document specifies a method which covers the determination of Gd2O3 content in UO2 fuel pellets, by X-ray fluorescence spectrometry.
Either Wave Dispersion X-ray Fluorescence (WD-XRF) or Energy Dispersion X-ray Fluorescence (EDXRF) is applicable, however, this document states a method by using WD-XRF using Gd Lα-line.
This method has been tested for mass fractions of from 2 % to 10 % Gd2O3.
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