Equilibrium fractionation — Equilibrium isotope fractionation is the partial separation of isotopes between two or more substances in chemical equilibrium. Equilibrium fractionation is strongest at low temperatures, and (along with kinetic isotope effects) forms the basis… … Wikipedia
isotopic fractionation — ▪ chemistry enrichment of one isotope relative to another in a chemical or physical process. Two isotopes of an element are different in weight but not in gross chemical properties, which are determined by the number of electrons. However,… … Universalium
Actinide — The atomic bomb dropped on Nagasaki had a plutonium charge.[1] The actinide or actinoid (IUPAC nomenclature) series encompasses the 15 metallic chemical elements with atomic numbers from 89 to 103, actinium thro … Wikipedia
Isotopengleichgewicht — izotopinė pusiausvyra statusas T sritis fizika atitikmenys: angl. isotopic equilibrium vok. Isotopengleichgewicht, n rus. изотопное равновесие, n pranc. équilibre isotopique, m … Fizikos terminų žodynas
izotopinė pusiausvyra — statusas T sritis fizika atitikmenys: angl. isotopic equilibrium vok. Isotopengleichgewicht, n rus. изотопное равновесие, n pranc. équilibre isotopique, m … Fizikos terminų žodynas
équilibre isotopique — izotopinė pusiausvyra statusas T sritis fizika atitikmenys: angl. isotopic equilibrium vok. Isotopengleichgewicht, n rus. изотопное равновесие, n pranc. équilibre isotopique, m … Fizikos terminų žodynas
изотопное равновесие — izotopinė pusiausvyra statusas T sritis fizika atitikmenys: angl. isotopic equilibrium vok. Isotopengleichgewicht, n rus. изотопное равновесие, n pranc. équilibre isotopique, m … Fizikos terminų žodynas
изотопное равновесие — — [А.С.Гольдберг. Англо русский энергетический словарь. 2006 г.] Тематики энергетика в целом EN isotopic equilibrium … Справочник технического переводчика
isotope — isotopic /uy seuh top ik/, adj. isotopically, adv. /uy seuh tohp /, n. Chem. any of two or more forms of a chemical element, having the same number of protons in the nucleus, or the same atomic number, but having different numbers of neutrons in… … Universalium
dating — I In geology and archaeology, the process of determining an object s or event s place within a chronological scheme. Scientists may use either relative dating, in which items are sequenced on the basis of stratigraphic clues (see stratigraphy) or … Universalium