| 释义 | gamma-ray spectrometrygamma-ray spectrometry[′gam·ə ‚rā spek′träm·ə·trē]  (nucleonics) Determination of the energy distribution of gamma rays emitted by nuclei. Also known as gamma-ray spectroscopy. In particular, a variation of neutron activation analysis in which the induced radiation from the sample is gamma rays instead of neutrons. |