释义 |
sea·bor·gi·um AHD[sē-bôrʹgē-əm] D.J.[siːˈbɔːgiːəm]K.K.[siˈbɔrgiəm]n.Symbol Sg (名词)符号 Sg - An artificially produced radioactive element with atomic number 106 whose most long-lived isotopes have mass numbers 259, 261, 263, 265, and 266 with half-lives of 0.9, 0.23, 0.8, 16, and 20 seconds, respectively. Also called unnilhexium :人工产生的放射性元素,原子序数号为106,生命期最长同位素的质量为259、261、263、265和266,半衰期分别为0.9秒、0.23秒、0.8秒、16秒和20秒 也作 unnilhexium
- After Seaborg Glenn Theodore After Seaborg Glenn Theodore
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