- radioactive half-time
- период полураспада радиоизотопа
English-Russian small dictionary of medicine. 2015.
radioactive half-time
Смотреть что такое "radioactive half-time" в других словарях:
decay half-time — skilimo pusėjimo trukmė statusas T sritis fizika atitikmenys: angl. decay half time; decay period vok. Halbwertszeit des radioaktiven Zerfalls, f rus. время полураспада, m; период полураспада, m pranc. période de demi vie, f; période de… … Fizikos terminų žodynas
plasma iron clearance half-time — the time required for half of the iron in the blood plasma at a given time to be removed, determined by administering radioactive iron 59 bound to the patient s own transferrin and calculating the slope of the best fit line to a semilogarithmic… … Medical dictionary
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
Time constant — In physics and engineering, the time constant usually denoted by the Greek letter au , (tau), characterizes the frequency response of a first order, linear time invariant (LTI) system. Examples include electrical RC circuits and RL circuits. It… … Wikipedia
Half-life — (h[aum]f l[imac]f ), n. (Physics) the time it takes for one half of a substance decaying in a first order reaction to be destroyed. For radioactive substances, it is the time required for one half of the initial amount of the radioactive isotope… … The Collaborative International Dictionary of English
Radioactive scrap metal — is the situation when radioactive material enters the metal recycling process known as the scrap metal trade. Overview A lost source accident [P Ortiz, V Friedrich, J Wheatley and M Oresegun, [http://www.iaea.org/Publications/Magazines/Bulletin/Bu… … Wikipedia
half-life — half′ life or half′ life n. pl. lives [[t] ˌlaɪvz[/t]] 1) phs the time required for one half the atoms of a given amount of a radioactive substance to decay 2) pha the time required for the activity of a substance taken into the body to lose one… … From formal English to slang
half-life — half lives also half life N COUNT The half life of a radioactive substance is the amount of time that it takes to lose half its radioactivity … English dictionary
half-life — [haf′līf΄] n. the constant time period required for the disintegration of half of the atoms in a sample of some specific radioactive substance: also half life … English World dictionary
half-life — n the length of time it takes a ↑radioactive substance to lose half of its ↑radioactivity … Dictionary of contemporary English
Radioactive waste — 2007 ISO radioactivity danger logo, designed in part for long term radioactive waste depositories which might survive into a far future time in which all knowledge of the meaning of present common radiation danger symbols and signs has been lost… … Wikipedia
