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en.wikipedia.org/wiki/Beta_particle

A beta particle, also called beta ray or beta radiation (symbol β), is a high-energy, high-speed electron or positron emitted by the radioactive decay of an atomic nucleus during the process of beta decay.There are two forms of beta decay, β − decay and β + decay, which produce electrons and positrons respectively.. Beta particles with an energy of 0.5 MeV have a range of about one metre ...

sciencing.com/uses-beta-rays-8278087.html

Beta rays, also known as beta particles, are one of the three most common forms of radiation produced by radioactive materials; the other two being gamma and alpha. The moderate penetrating power of these particles gives them some useful properties. For this reason, beta particles are used in many applications in a wide range of fields.

en.wikipedia.org/wiki/Beta_decay

In nuclear physics, beta decay (β-decay) is a type of radioactive decay in which a beta ray (fast energetic electron or positron) is emitted from an atomic nucleus.For example, beta decay of a neutron transforms it into a proton by the emission of an electron accompanied by an antineutrino, or conversely a proton is converted into a neutron by the emission of a positron (positron emission ...

www.merriam-webster.com/dictionary/beta particle

Examples of beta particle in a Sentence. Recent Examples on the Web. Of course the frisker was measuring gamma waves in addition to alpha and beta particles; all these people presumably cared about was the particles, which could continue to do harm after being removed from the zone.

www.dictionary.com/browse/beta-particle

Beta particles are given off naturally by decaying neutrons in radioactive atoms and can be created in particle accelerators. Beta particles have greater speed and penetrating power than alpha particles but can be stopped by a sheet of aluminum that is 2 to 3 mm thick. See more at radioactive decay.

www.wisegeek.com/what-is-a-beta-particle.htm

The beta particle is a form of ionizing radiation related to other common forms of radiation, alpha particles and gamma rays. The beta particle is a high-speed electron or positron released from a degenerating radioactive nucleus.Being medium-energy and low mass, beta particles are one of the least damaging forms of radiation, but still a very significant health concern.

softschools.com/chemistry/nuclear_chemistry/beta_decay

Beta Decay : Radioactive decay involves the spontaneous splitting of heavy unstable isotopes. The isotope splits to create two or more stable particles. One of the three main types of radioactive decay is known as beta decay.

www.arpansa.gov.au/.../what-is-radiation/ionising-radiation/beta-particles

What are beta particles? Beta particles (β) are high energy, high speed electrons (β-) or positrons (β +) that are ejected from the nucleus by some radionuclides during a form of radioactive decay called beta-decay. Beta-decay normally occurs in nuclei that have too many neutrons to achieve stability.

www.mirion.com/learning-center/radiation-safety-basics/types-of-ionizing-radiation

Alpha particles are unable to penetrate the outer layer of dead skin cells, but are capable, if an alpha emitting substance is ingested in food or air, of causing serious cell damage. Alexander Litvinenko is a famous example. He was poisoned by polonium-210, an alpha emitter, in his tea. Beta Radiation

www.answers.com/Q/What_is_a_beta_particle

A beta particle is two particles emitted in the form of radioactive decay called beta decay. It is either an electron and an electron anti neutrino, which is emitted in beta-decay, or a positron ...