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An investigation of the repeatability of calibration factors in gamma-ray spectrometry of geological materials

Mustapha, A.O.; Patel, J. P.; Rathore, I. V. S.; Hashim, N. O.; Otwoma, D. (Elsevier, 2004-01)

A NaI(Tl)-based gamma spectrometer for the analysis of geological materials was calibrated using the IAEA reference materials RGU-1, RGTH-1 and RGK-1. To simulate typical geological samples, two additional standards were ...