gad·o·lin·i·um /ˌgædəˈlɪniəm/
 金屬名


 gad·o·lin·i·um /ˌgædḷˈɪnɪəm/ 名詞
 釓


 Gad·o·lin·i·um n.  Chem. A rare earth metallic element of the Lanthanide series, with a characteristic spectrum, found associated with yttrium and other rare earth elements.  Symbol, Gd; it has an atomic number of 64, an atomic weight of 157.25 (C=12.011), and a valence of +3.

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 gadolinium
      n : a ductile silvery-white ductile ferromagnetic trivalent
          metallic element of the rare earth group [syn: Gd, {atomic
          number 64]


 gadolinium
 Symbol: Gd
 Atomic number: 64
 Atomic weight: 157.25
 Soft silvery metallic element belonging to the lanthanoids. Seven natural,
 stable isotopes are known in addition to eleven artificial isotopes.
 Gd-155 and Gd-157 and the best neutron absorbers of all elements.
 Gadolinium compounds are used in electronics. Discovered by J.C.G Marignac
 in 1880.