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单词 lanthana
释义 lanthana Chem.|ˈlænθənə|
[f. lanthanum + -a, after alumina, magnesia, thoria, etc.]
Lanthanum oxide, La2O3, a white powder.
1887Chem. News 12 Aug. 62/1 A specimen of white lanthana prepared by myself some years ago..on being strongly calcined, became of a fawn colour.1917H. F. V. Little in J. N. Friend Text-bk. Inorg. Chem. IV. 406 Lanthanum sesquioxide or lanthana, La2O3, is obtained as a white powder by the ignition of the hydroxide, carbonate, nitrate, oxalate, etc.1961W. K. Anderson in Spedding & Daane Rare Earths xxii. 565 Use of ceria, yttria, and lanthana as diluents for oxide fuel bodies is a promising developmental area.
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