calcium-48
名词 n.
英文释义
名词 n.
- A naturally-occurring isotope of calcium, 4820Ca, with 20 protons and 28 neutrons. It decays very slowly, with a half-life of 4.3x10¹⁹ years. Because it is unusually neutron-rich, it is popular for the manufacture of superheavy elements.
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数据来源: Wiktionary