alpha particle
A doubly positively charged nucleus of a helium-4 atom, emitted as a consequence of…A doubly positively charged nucleus of a helium-4 atom (consisting of two protons and two neutrons), emitted as a consequence of radioactivity.
» Alpha particles carry a positive charge.
Альфа-частицы несут положительный заряд.
Meaning
1 sensesA doubly positively charged nucleus of a helium-4 atom (consisting of two protons and two neutrons), emitted as a consequence of radioactivity.
Holonyms: alpha ray, alpha radiation
Alpha-Teilchen, α-Teilchen, Alphateilchen
а́льфа-части́цаálʹfa-častíca, α-части́цаα-častíca
a positively charged particle that is the nucleus of the helium atom; emitted from natural or radioactive isotopes
Examples
3 sentencesAlpha particles carry a positive charge.
ruАльфа-частицы несут положительный заряд. — odexed
The physicists had shown that the alpha particles falling on a screen of phosphorescent zinc sulphide produced a number of scintillations.
Astatine was first made at Berkeley by bombarding bismuth with alpha particles, which produced astatine and released two neutrons.
Translations
7 languagesBy meaning 1
By meaning 1
Forms
plural: alpha particles| Singular | alpha particle |
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| Plural | alpha particles |
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