beta rays


Also found in: Dictionary, Thesaurus, Encyclopedia.
Related to beta rays: Alpha rays

beta rays

a stream of beta particles, as emitted from atoms of disintegrating radioactive elements. Normally, the element is a nuclide with a high ratio of neutrons to protons.
References in periodicals archive ?
The water also contained 900,000 becquerels of other radioactive substances that emit beta rays, including strontium.
TEPCO detected in the leaked water 80 million becquerels per liter of radioactive substances emitting beta rays, such as strontium-90, and admitted that it has not yet identified from which area of the tank the polluted water is escaping.
Tokyo, June 30 ( ANI ): High levels of radioactive substances, including strontium, emitting beta rays have been detected in groundwater taken from a well at the port of the Fukushima No.
After decay the nucleus does not always go to its ground state or least-energy state, and this can have an effect on the energy spectrum of the beta rays that is similar to the effect a small neutrino mass would have.
TEPCO detected in the leaked water 80 million becquerels per liter of radioactive substances emitting beta rays, such as strontium-90, and admitted it has not yet identified from which area of the tank the polluted water is escaping.
Two of the three have been hospitalised due to possible burns caused by beta rays, which can cause major skin damage.
A radioactive substance emitting beta rays was detected, with a reading of 0.