- radioactive disintegration rate
- скорость радиоактивного распада
English-russian dictionary of physics. 2013.
radioactive disintegration rate
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radioactive decay rate — The time rate of the disintegration of radioactive material generally accompanied by the emission of particles and/or gamma radiation … Military dictionary
Radioactive decay — For particle decay in a more general context, see Particle decay. For more information on hazards of various kinds of radiation from decay, see Ionizing radiation. Radioactive redirects here. For other uses, see Radioactive (disambiguation).… … Wikipedia
radioactive decay — noun the spontaneous disintegration of a radioactive substance along with the emission of ionizing radiation • Syn: ↑decay, ↑disintegration • Derivationally related forms: ↑disintegrate (for: ↑disintegration), ↑decay ( … Useful english dictionary
Average dose due to natural radioactivity deposited internally — ▪ Table Average dose due to natural radioactivity deposited internally isotope radioactivity in millibecquerel (mBq)* radiation dose in mSv (per year) critical organ carbon 14 2.2(10−7) per kilogram beta rays 0.016 gonads potassium 40 3.9(10−7)… … Universalium
radioactivity — /ray dee oh ak tiv i tee/, n. Physics, Chem. the phenomenon, exhibited by and being a property of certain elements, of spontaneously emitting radiation resulting from changes in the nuclei of atoms of the element. Also called activity. [1895… … Universalium
Earth exploration — Introduction the investigation of the surface of the Earth and of its interior. By the beginning of the 20th century most of the Earth s surface had been explored, at least superficially, except for the Arctic and Antarctic regions. Today the… … Universalium
Radium — (pronEng|ˈreɪdiəm) is a radioactive chemical element which has the symbol Ra and atomic number 88. Its appearance is almost pure white, but it readily oxidizes on exposure to air, turning black. Radium is an alkaline earth metal that is found in… … Wikipedia
Nuclear fusion — Nuclear physics Radioactive decay Nuclear fission Nuclear fusion Classical dec … Wikipedia
Portal:Technology — Wikipedia portals: Culture Geography Health History Mathematics Natural sciences People Philosophy Religion Society Technology … Wikipedia
Isotopes of polonium — Polonium (Po) has 33 known isotopes, all of which are radioactive. They have atomic masses that range from 188u to 220u. 210Po is the most widely available. 209Po (half life 103 years) and 208Po (half life 2.9 years) can be made through the alpha … Wikipedia
natural gas — a combustible mixture of gaseous hydrocarbons that accumulates in porous sedimentary rocks, esp. those yielding petroleum, consisting usually of over 80 percent methane together with minor amounts of ethane, propane, butane, nitrogen, and,… … Universalium
