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词汇 lawrencium
释义

Definition of lawrencium in English:

lawrencium

noun lɒˈrɛnsɪəmˌlɔˈrɛn(t)siəm
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.

    (化学元素)铹(符号: Lr

    Example sentencesExamples
    • No one could really argue with the choice of lawrencium for element 103, after the man who had invented the machine for element synthesis.
    • In 1968, Thiorso and associates at Berkeley used a few atoms of this isotope to study the oxidation behavior of lawrencium.
    • 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.
    • Due to its short half-life, there's no reason for considering the effects of lawrencium in the environment.
    • Only a few atoms of lawrencium have ever been made.

Origin

1960s: modern Latin, named after the American physicist E. O. Lawrence (see Lawrence, Ernest Orlando), who founded the laboratory in which it was produced.

Definition of lawrencium in US English:

lawrencium

nounˌlôˈren(t)sēəmˌlɔˈrɛn(t)siəm
  • 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.

    (化学元素)铹(符号: Lr

    Example sentencesExamples
    • Due to its short half-life, there's no reason for considering the effects of lawrencium in the environment.
    • Only a few atoms of lawrencium have ever been made.
    • No one could really argue with the choice of lawrencium for element 103, after the man who had invented the machine for element synthesis.
    • 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.
    • In 1968, Thiorso and associates at Berkeley used a few atoms of this isotope to study the oxidation behavior of lawrencium.

Origin

1960s: 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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