- delta ray
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a) An electron ejected by recoil when a rapidly moving alpha particle or other charged particle passes through matter.
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delta ray
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delta ray — n. high energy electrons ejected from atoms by primary ionizing particles passing through matter … English World dictionary
Delta ray — Contents 1 Characteristics 2 Delta rays in particle accelerators 3 See also … Wikipedia
delta ray — noun an electron ejected from matter by ionizing radiation • Hypernyms: ↑electron, ↑negatron * * * noun : an electron ejected by an ionizing particle (as an alpha particle) in its passage through matter * * * Physics. a low energy electron… … Useful english dictionary
delta ray — Physics. a low energy electron emitted by a substance after bombardment by higher energy particles, as alpha particles. [1905 10] * * * ▪ physics in physics, any atomic electron that has acquired sufficient energy by recoiling from a… … Universalium
delta ray — del′ta ray n. phs a low energy electron emitted by a substance after bombardment by higher energy particles, as alpha particles • Etymology: 1905–10 … From formal English to slang
delta ray — /ˈdɛltə reɪ/ (say deltuh ray) noun Physics slow electrons knocked out of atoms by fast moving ionised particles …
delta ray — noun Date: 1908 an electron ejected by an ionizing particle in its passage through matter … New Collegiate Dictionary
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