beta decay


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Related to beta decay: alpha decay, Double beta decay

beta decay

n.
Radioactive decay in which a beta particle is emitted by an atomic nucleus.

beta decay

n
(General Physics) the radioactive transformation of an atomic nucleus accompanying the emission of an electron. It involves unit change of atomic number but none in mass number. Also called: beta transformation or beta process

be′ta decay`


n.
a radioactive process in which a beta particle is emitted from the nucleus of an atom.
[1930–35]
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.beta decay - radioactive decay of an atomic nucleus that is accompanied by the emission of a beta particlebeta decay - radioactive decay of an atomic nucleus that is accompanied by the emission of a beta particle
radioactive decay, disintegration, decay - the spontaneous disintegration of a radioactive substance along with the emission of ionizing radiation
References in periodicals archive ?
Experimental test of parity conservation in beta decay.
Lee, the first two Chinese Nobel Laureates; conducted experiments in beta decay and the experimental confirmation of vector current conservation in beta decay; participated in the Manhattan Project; and was the first female President of the American Physical Society.
Saturday evening, at the awards ceremony, Keller eighth grader, Emily Baker, was awarded second place in the Physics and Astronomy category for her project, “The Effects of an Electromagnetic Field on Beta Decay Particle Tracks.
The cloud chambers and other detectors of the day revealed a puzzling and variable shortage of energy in a process known as beta decay.
The second is beta decay, in which the atom emits an electron, which is negatively charged, or its positively charged cousin, the positron.
Enrico Fermi, years before the actual discovery of the neutrino, successfully incorporated that inferred particle in his theory of beta decay.
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They highlight new results and developments in such topics as neutron electric dipole moment searches, neutron optics and interferometry, Standard Model tests using neutron beta decay, neutron facilities, neutron polarimetry, and nucleon-nucleon interactions.
Research at SURF is being conducted 4,850 feet beneath the earth's surface with the intention of building a 40-kilogram germanium detector, capable of detecting the theorized neutrinoless double beta decay.
At the end of its life, a neutron turns into a proton, a process known as beta decay.
These proceedings of the conference held in June 2004 in Odessa, Ukraine pay tribute to the great scientist who developed the alpha and beta decay theory and the Big Bang theory.