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单词 neodymium
释义

Definition of neodymium in English:

neodymium

noun ˌniːə(ʊ)ˈdɪmɪəmˌnioʊˈdɪmiəm
mass noun
  • The chemical element of atomic number 60, a silvery-white metal of the lanthanide series. Neodymium is a component of misch metal and some other alloys, and its compounds are used in colouring glass and ceramics.

    (化学元素)钕(符号: N d)

    Example sentencesExamples
    • China is a major producer of neodymium, and the U.S. magnet factories sold much of their production to the electronics factories of East Asia.
    • Among the most important of these alloys are those containing iron and neodymium along with boron.
    • They are composed of iron, boron and neodymium, one of the rarest metals on Earth and their strength range from 2000 to 3600 gauss.
    • There is also a tendency to keep the business in the family, an issue in particular for China Rare Earth, a processor of rare elements like neodymium, which is used in mobile-phone batteries.
    • We see cerium, lanthanum, neodymium, and so forth, which indicate we are dealing with a rare-earth mineral, and that can mean big problems.

Origin

Late 19th century: from neo- 'new' + a shortened form of didymium.

Definition of neodymium in US English:

neodymium

nounˌnēōˈdimēəmˌnioʊˈdɪmiəm
  • The chemical element of atomic number 60, a silvery-white metal of the lanthanide series. Neodymium is a component of misch metal and some other alloys, and its compounds are used in coloring glass and ceramics.

    (化学元素)钕(符号: N d)

    Example sentencesExamples
    • There is also a tendency to keep the business in the family, an issue in particular for China Rare Earth, a processor of rare elements like neodymium, which is used in mobile-phone batteries.
    • Among the most important of these alloys are those containing iron and neodymium along with boron.
    • China is a major producer of neodymium, and the U.S. magnet factories sold much of their production to the electronics factories of East Asia.
    • We see cerium, lanthanum, neodymium, and so forth, which indicate we are dealing with a rare-earth mineral, and that can mean big problems.
    • They are composed of iron, boron and neodymium, one of the rarest metals on Earth and their strength range from 2000 to 3600 gauss.

Origin

Late 19th century: from neo- ‘new’ + a shortened form of didymium.

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更新时间:2024/10/19 14:34:10