decay

(redirected from beta decay)
Also found in: Dictionary, Thesaurus, Medical, Encyclopedia, Wikipedia.
Related to beta decay: alpha decay, Double beta decay
References in periodicals archive ?
1933 Enrico Fermi incorporates the "neutrino" into beta decay equations.
Wu and her colleagues had the first proof that beta decay was another process in which parity could be violated.
I predict, however, that if someone had seriously suggested a theory which held that there were, say, exactly seventeen million 'neutrinos' produced whenever there was Beta decay (or even suggested that there were only two, without further reason), their theory would have received short shrift from the two scientists (and presumably because it would have been needlessly extravagant).
Evidence that fits the hypothesis has been brought forward, while other evidence that does not fit (for example, long-term studies of the beta decay of tritium), is ignored," Robertson said.
If you have no losses in your bottle besides beta decay, then you know exactly the lifetime," says Peter Geltenbort, who worked with Serebrov at the Institut Laue-Langevin.
They beta decay to Kr and with the Kr daughters sitting just above the magic N = 50 line, this group can also decay by delayed-neutron emission.
The counting rate for a modern sample is about 80 per second (or 288,000 per hour), compared to 1 beta decay per hour using the old technique.
The decay of radionuclides of interest is dominated by beta decay and difficult to predict.
Nineteen student posters update the Borexino solar neutrino detector in Italy, the COBRA experiment searching for neutrinoless double beta decay, the Germanium detector array, the Askar'yan radio array, the Karlsruhe tritium neutrino experiment, and the IceCube neutrino observatory.
Initial studies of radioactive beta decay found that its products possessed less total energy than their precursors.
The second is beta decay, in which the atom emits an electron, which is negatively charged, or its positively charged cousin, the positron.