natural radionuclide

См. также в других словарях:

• Radionuclide — A radionuclide is an atom with an unstable nucleus, which is a nucleus characterized by excess energy available to be imparted either to a newly created radiation particle within the nucleus or to an atomic electron. The radionuclide, in this… …   Wikipedia

• radionuclide — An isotope of artificial or natural origin that exhibits radioactivity. * * * ra·dio·nu·clide n(y)ü .klīd n a radioactive nuclide * * * n. a substance containing a radioactive atomic nucleus. Radionuclides can be used as tracer for diagnosis in… …   Medical dictionary

• Extinct radionuclide — An extinct radionuclide is one which was thought to have been formed by a primordial process such as stellar nucleogenesis in the supernova(s) which contributed radioisotopes to the early solar system, about 4.6 billion years ago. Generally,… …   Wikipedia

• природный радионуклид — — [А.С.Гольдберг. Англо русский энергетический словарь. 2006 г.] Тематики энергетика в целом EN natural radionuclidenaturally radioactive nuclide …   Справочник технического переводчика

• radiation — radiational, adj. /ray dee ay sheuhn/, n. 1. Physics. a. the process in which energy is emitted as particles or waves. b. the complete process in which energy is emitted by one body, transmitted through an intervening medium or space, and… …   Universalium

• 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

• Iron — Fe redirects here. For other uses, see Fe (disambiguation). This article is about the chemical element. For other uses, see Iron (disambiguation). manganese …   Wikipedia

• Radioactive contamination — The radiation warning symbol (trefoil) …   Wikipedia

• Nuclear medicine — Intervention ICD 10 PCS C ICD 9: 92 …   Wikipedia

• generator — An apparatus for conversion of chemical, mechanical, atomic, or other forms of energy into electricity. [g., a begetter, producer] aerosol g. a device for producing airborne suspensions of small particles for inhalation therapy or experimental …   Medical dictionary

• meteorite — meteoritic /mee tee euh rit ik/, meteoritical, meteorital /mee tee euh ruyt l/, adj. /mee tee euh ruyt /, n. 1. a mass of stone or metal that has reached the earth from outer space; a fallen meteoroid. 2. a meteoroid. [1815 25; METEOR + ITE1] * * …   Universalium