- positively charged particle
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English-Russian dictionary of geology. 2011.
positively charged particle
Смотреть что такое "positively charged particle" в других словарях:
particle accelerator — accelerator (def. 7). [1945 50] * * * Device that accelerates a beam of fast moving, electrically charged atoms (ions) or subatomic particles. Accelerators are used to study the structure of atomic nuclei (see atom) and the nature of subatomic… … Universalium
Particle radiation — is the radiation of energy by means of fast moving subatomic particles. Particle radiation is referred to as a particle beam if the particles are all moving in the same direction, similar to a light beam.Due to the wave particle duality, all… … Wikipedia
Particle beam — A particle beam is an accelerated stream of charged particles or neutrons (often moving at very near the speed of light) which may be directed by magnets and focused by electrostatic lenses, although they may also be self focusing (see… … Wikipedia
Particle beam weapon — A particle beam weapon uses an ultra high energy beam of atoms or electrons (i.e., a particle beam) to damage a material target by hitting it, and thus disrupting its atomic and molecular structure. A particle beam weapon is a type of directed… … Wikipedia
charged — adjective 1. of a particle or body or system; having a net amount of positive or negative electric charge (Freq. 7) charged particles a charged battery • Ant: ↑uncharged • Similar to: ↑hot, ↑ … Useful english dictionary
alpha particle — positively charged particle made up of two protons and two neutrons, nucleus of a helium atom … English contemporary dictionary
particle radiation — High energy nuclear emissions, used as physical agents of mutagenesis. Three major types typically used: alpha (α) (positively charged), beta (β) (negatively charged), or neutrons (uncharged) … Glossary of Biotechnology
subatomic particle — or elementary particle Any of various self contained units of matter or energy. Discovery of the electron in 1897 and of the atomic nucleus in 1911 established that the atom is actually a composite of a cloud of electrons surrounding a tiny but… … Universalium
alpha particle — Physics. a positively charged particle consisting of two protons and two neutrons, emitted in radioactive decay or nuclear fission; the nucleus of a helium atom. [1900 05] * * * ▪ physics positively charged particle, identical to the… … Universalium
Alpha particle — A tiny mass of material composed of two protons and two neutrons. Alpha particles do not travel very far from their radioactive source. They cannot pass through a piece of paper, clothes or even the layer of dead cells which normally protects the … Medical dictionary
alpha particle — noun a positively charged particle that is the nucleus of the helium atom; emitted from natural or radioactive isotopes • Hypernyms: ↑particle, ↑subatomic particle * * * ˈalpha particle [alpha particle] noun ( … Useful english dictionary
