gamma-ray probe

gamma-ray probe

[′gam·ə ‚rā ‚prōb]
(engineering)
A gamma-ray counter built into a watertight case small enough to be lowered into a borehole.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
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References in periodicals archive ?
**The Disequilibrium Factor (DEF), which measures the ratio between the grades of U3O8 recorded using the assay (ppm U3O8), as compared to measurements recorded using a standard gamma-ray probe (ppm eU3O8) is shown in the last column.
Marmota Energy (ASX:MEU) Assay results From Junction Dam Show > 8,000 PPM U3O8
Bertuzzi P, Bruckler L, Gabilly Y, Gaudu JC (1987) Calibration, field-testing, and error analysis of a gamma-ray probe for in situ measurement of dry bulk density.
Soil bulk density evaluation by conventional and nuclear methods

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