- Radionuclide half-life
- См. Период полураспада радионуклида
Термины атомной энергетики. - Концерн Росэнергоатом, 2010
Термины атомной энергетики. - Концерн Росэнергоатом, 2010
half-life — The period in which the radioactivity or number of atoms of a radioactive substance decreases by half; similarly applied to any substance, such as a drug in serum, whose quantity decreases exponentially with time. Cf.:half time. biologic half… … Medical dictionary
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
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
mean life — (τ) the average time until decay for a sample of particles of a radionuclide or elementary particle, equal to the reciprocal of the decay constant or 1.443 times the half life. Called also lifetime … Medical dictionary
Caesium-137 — For the band, see Cesium 137 (band). Caesium 137 Full table General Name, symbol Caesium 137,137Cs Neutrons 82 … Wikipedia
Caesium — xenon ← caesium → barium Rb ↑ Cs ↓ Fr … Wikipedia
Cobalt-60 — This article is about the nuclide Cobalt 60. For other uses, see Cobalt 60 (disambiguation). Cobalt 60 Full table General Name, symbol Cobalt 60,60Co Neutrons … Wikipedia
Период полураспада радионуклида — Radionuclide half life время, в течение которого число ядер данного радионуклида в результате самопроизвольного распада уменьшится в два раза. Термины атомной энергетики. Концерн Росэнергоатом, 2010 … Термины атомной энергетики
Atom — The smallest part of any material that cannot be broken up by chemical means. Each atom has a center (the nucleus) which contains protons and neutrons. Electrons orbit around the nucleus. The atom is primarily empty space. If the nucleus of an… … Medical dictionary
период полураспада радионуклида — Время, в течение которого число ядер данного радионуклида в результате самопроизвольного распада уменьшится в два раза. [http://pripyat.forumbb.ru/viewtopic.php?id=25] Тематики атомная энергетика в целом EN radionuclide half life … Справочник технического переводчика