单词 | lawrencium |
释义 | lawrencium/lɒˈrɛnsɪəm /noun [mass noun] The chemical element of atomic number 103, a radioactive metal of the actinide series. Lawrencium does not occur naturally and was first made by bombarding californium with boron nuclei. (Symbol: Lr) Actinides - the radioactive chemical elements that span from actinium to lawrencium on the periodic table - have generated a great deal of interest in recent years....
Origin1960s: modern Latin, named after the American physicist E. O. Lawrence (see Lawrence, Ernest Orlando), who founded the laboratory in which it was produced. |
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