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germanium

/jer-mey-nee-uhm/US // dʒərˈmeɪ ni əm //UK // (dʒɜːˈmeɪnɪəm) //

锗,锗合金,锗元素,锗的

Definitions

n.名词 noun
  1. 1

    Chemistry.

    • : a scarce, metallic, grayish-white element, normally tetravalent, used chiefly in transistors. Symbol: Ge; atomic weight: 72.59; atomic number: 32; specific gravity: 5.36 at 20°C.

Examples

  • Germanium 64 is not at all stable, and neither is Neodymium 128, but the instability can be corrected by positive beta emission.

  • In 1875 Lecoq de Boisbandram discovered gallium, which filled one of the gaps; scandium and germanium filled the other two later.

  • On the one side is carbon, with below it titanium and zirconium; on the other silicon, with germanium and tin.

  • Its negative pendant shows the same form in silicon, germanium and tin; again, the fourth was unexamined.

  • It was a true answer, for all statements made by England culminated in the one sentence Germanium esse delendam.