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De - Pt| English Dictionary: Erbium | by the DICT Development Group |
| 4 results for Erbium | |
| From WordNet (r) 3.0 (2006) [wn]: | |
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| From Webster's Revised Unabridged Dictionary (1913) [web1913]: | |
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Erbium \Er"bi*um\, n. [NL. Named from Ytterby, in Sweden, where gadolinite is found. Cf. {Terbium}, {Yttrium}, {Ytterbium}.] (Chem.) A metallic element of the rare earth group, found in gadolinite and some other minerals. Symbol, Er; at. wt. 167.4. Its salts are rose-colored and give characteristic spectra. | |
| From Webster's Revised Unabridged Dictionary (1913) [web1913]: | |
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Erbium \Er"bi*um\, n. [NL. from Ytterby, in Sweden, where gadolinite is found. Cf. {Terbium}, {Yttrium}, {Ytterbium}.] (Chem.) A rare metallic element associated with several other rare elements in the mineral gadolinite from Ytterby in Sweden. Symbol Er. Atomic weight 165.9. Its salts are rose-colored and give characteristic spectra. Its sesquioxide is called erbia. | |
| From The Elements (22Oct97) [elements]: | |
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erbium Symbol: Er Atomic number: 68 Atomic weight: 167.26 Soft silvery metallic element which belongs to the lanthanoids. Six natural isotopes that are stable. Twelve artificial isotopes are known. Used in nuclear technology as a neutron absorber. It is being investigated for other possible uses. Discovered by Carl G. Mosander in 1843. | |
