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单词 Monoisotopic element
释义

Monoisotopic element

中文百科

单一同位素元素

单一同位素元素是指只有一个稳定同位素的元素。

另外,铋209,钍232及镤231是有一个自然界的同位素的,但其为放射性,故并不符合资格。

英语百科

Monoisotopic element 单一同位素元素

      Monoisotopic and mononuclidic elements             Monoisotopic, but natural radionuclides exist

A monoisotopic element is one of 26 chemical elements which have only a single stable isotope (nuclide). A list is given in a following section.

Stability is experimentally defined for chemical elements, as there are a number of stable nuclides with atomic numbers over ~ 40 which are theoretically unstable, but apparently have half-lives so long that they have not been observed directly or indirectly (from measurement of products) to decay.

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更新时间:2025/6/21 4:45:06