gamma ray

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Related to Gamma photon: Gamma rays, gamma emission, Gamma particle

gamma ray

[′gam·ə ‚rā]
(nuclear physics)
A high-energy photon, especially as emitted by a nucleus in a transition between two energy levels.
References in periodicals archive ?
The detector for soil scattered gamma photons is located on the bottom of gauge, 10 cm from the source, and consists of a GM tube for the detection of a wide band of scattered gamma ray energies.
It decays by electron capture and produces two gamma photons of 173 and 247 keV.
02 hours and single emission of gamma photons of 140keV.