beta particle


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Related to beta particle: Gamma particle
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  • noun

Words related to beta particle

a high-speed electron or positron emitted in the decay of a radioactive isotope

References in periodicals archive ?
Beta particles (an electron or positron (11)) are electrically
The following equations were used to calculate the distribution of basis weight using a formation tester based on beta particle counts:
A beta detector also measures light to determine the presence and concentration of beta particles.
When a beta particle is given off, with a negative charge of 1, the loss of the negative charge is equivalent to the gain of a positive charge.
The CLIO consortium will develop a Cerenkov luminescence imaging device and a handheld intraoperative beta particle imaging device for image-guided surgery as well as imaging services for the pharmaceutical and medical device sectors.
Some of the earliest bind iodine-131, an isotope that emits low-energy gamma radiation along with a beta particle.
If a particular atom broke down to emit an alpha or beta particle, it would seem that a definite energy source had been broached, and particles of definite energies ought to be given off.
When a neutron is absorbed by the nucleus of a particular atom, the new nucleus may be unstable and may emit a beta particle, which by subtracting a negative charge converts a neutron in the nucleus into a proton.
Although neutral dysprosium-163 is stable, the naked nucleus -- the atom stripped of all 66 of its electrons --is unstable and decays by emitting a beta particle to create a holmium-163 nucleus, which captures the beta particle and hangs on to it as an orbiting electron.
Pauli had suggested that every time a beta particle was emitted by a nucleus, a neutrino (without charge or mass) was also emitted (see 1931).
1913), studying uranium that had been bombarded with neutrons, detected a beta particle with a half-life of 2.
For example, the trace contaminant bismuth-214 decays into polonium-214 by emitting a single beta particle, but the process sometimes dumps enough energy into the bismuth atom to force the ejection of one of the atom's orbital electrons.
The selenium atom fleetingly turns into an atom of bromine-82, which decays almost instanteneously into krypton-82 by converting a second neutron into a proton and releasing a neutrino and beta particle.
As beta particles do not penetrate human skin, so long as you don't eat it, tritium is harmless to humans.