英语词汇“nobelium”的英英意思、用法、释义、翻译、读音、例句、短语、词组、英语词典-本地帮

单词

nobelium

释义

nobelium Chem.|nəʊˈbiː-, nəʊˈbɛlɪəm|
[f. Nobel + -ium.]
An artificially produced transuranic element, the longest-lived isotope of which has a half-life of about three minutes. Atomic number 102; symbol No.
1957P. R. Fields et. al. in Physical Rev. CVII. 1461/2 We suggest the name nobelium, symbol No, for the new element in recognition of Alfred Nobel's support of scientific research and after the institute where the work was done.1957Times 10 Sept. 11/1 He compared the building up of new elements beyond uranium to the ascent of Everest... In the making of nobelium, the advanced camp had been curium 244, made in the materials testing reactor in Idaho, United States.1963Sci. Amer. Apr. 70/2 The investigators proposed the name ‘nobelium’ for element 102, and the name was accepted by the Commission on Atomic Weights of the International Union of Pure and Applied Chemistry. The acceptance turned out to be premature. All attempts..to duplicate the Stockholm experiment have failed.1974Encycl. Brit. Micropædia VII. 368/2 Radiochemists have shown nobelium to exist in aqueous solution in both the + 2 and + 3 oxidation states.

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