- uranium isotope U-235
- Общая лексика: изотоп урана-235
Универсальный англо-русский словарь. Академик.ру. 2011.
uranium isotope U-235
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Uranium — (pronEng|jʊˈreɪniəm) is a silvery gray metallic chemical element in the actinide series of the periodic table that has the symbol U and atomic number 92. It has 92 protons and 92 electrons, 6 of them valence electrons. It can have between 141 and … Wikipedia
Uranium — Protactinium ← Uranium → Neptunium Nd … Wikipédia en Français
Uranium 233 — Uranium Uranium Protactiniu … Wikipédia en Français
Isotope separation — is the process of concentrating specific isotopes of a chemical element by removing other isotopes, for example separating natural uranium into enriched uranium and depleted uranium. This is a crucial process in the manufacture of uranium fuel… … Wikipedia
Uranium 235 — L uranium 235, noté 235U, est l isotope de l uranium dont le nombre de masse est égal à 235 : son noyau atomique compte 92 protons et 143 neutrons avec un spin 7/2 pour une masse atomique de 235,0439299 g/mol. Il est caractérisé par un excès … Wikipédia en Français
Uranium 238 — L uranium 238, noté 238U, est l isotope de l uranium dont le nombre de masse est égal à 238 : son noyau atomique compte 92 protons et 146 neutrons avec un spin 0+ pour une masse atomique de 238,0507826 g/mol. Il est caractérisé par un excès… … Wikipédia en Français
uranium 235 — noun a uranium isotope with mass number 235; capable of sustaining chain reactions • Hypernyms: ↑uranium, ↑U, ↑atomic number 92 * * * noun : a light isotope of uranium of mass number 235 that is physically separable from natural uranium or is… … Useful english dictionary
uranium 235 — Chem. the radioactive uranium isotope having a mass number of 235, comprising 0.715 percent of natural uranium. When bombarded with neutrons it undergoes fission with the release of energy. Also called U 235, U 235, actinouranium. [1935 40] * * * … Universalium
uranium 235 — n. chem. the radioactive uranium isotope having a mass number of 235 and that undergoes fission with a release of energy when bombarded with neutrons • Etymology: 1935–40 … From formal English to slang
uranium enrichment — /jureɪniəm ɛnˈrɪtʃmənt/ (say yoohrayneeuhm en richmuhnt) noun the addition to uranium of the isotope U 235 to levels far beyond the naturally occurring 0.711%; undertaken to prepare the uranium for use as a fuel in a nuclear reactor …
uranium — /juˈreɪniəm / (say yooh rayneeuhm) noun a white, lustrous, radioactive, metallic element, having compounds which are used in photography and in colouring glass. The natural element consists of 99.28 per cent of the isotope U 238 and 0.71 per cent …
