delta ray


Also found in: Thesaurus, Medical, Encyclopedia, Wikipedia.

delta ray

n.
An electron ejected from matter by ionizing radiation.

delta ray

n
(General Physics) a particle, esp an electron, ejected from matter by ionizing radiation

del′ta ray`


n.
a low-energy electron emitted by a substance after bombardment by higher-energy particles, as alpha particles.
[1905–10]
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.delta ray - an electron ejected from matter by ionizing radiation
electron, negatron - an elementary particle with negative charge
Mentioned in ?
References in periodicals archive ?
Before the introduction of the Thermo Scientific Delta Ray Isotope Ratio Infrared Spectrometer, it was all but impossible to obtain accurate, verifiable real-time or high-frequency sampling of carbon dioxide isotope ratio data from samples at their sources in the field.
Thermo Fisher Scientific's Delta Ray Isotope Ratio Infrared Spectrometer is an analyzer for the continuous measurement of isotope ratio values from C[O.sub.2] in ambient air.