double beta decay


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double beta decay

[¦dəb·əl ¦bād·ə di′kā]
(nuclear physics)
A nuclear transformation in which the atomic number changes by 2 and the mass number does not change; either two electrons are emitted or two orbital electrons are captured.
References in periodicals archive ?
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.
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.