- rare earth metal oxides
- Макаров: оксиды РЗЭ
Универсальный англо-русский словарь. Академик.ру. 2011.
rare earth metal oxides
Смотреть что такое "rare earth metal oxides" в других словарях:
rare earth metal — Any of a large class of chemical elements including scandium (atomic number 21), yttrium (39), and the 15 elements from 57 (lanthanum) to 71 (see lanthanides). The rare earths themselves are pure or mixed oxides of these metals, originally… … Universalium
rare earth element — n any of a series of metallic elements of which the oxides are classed as rare earths and which include the elements of the lanthanide series and sometimes yttrium and scandium called also rare earth metal … Medical dictionary
rare-earth element — /rair errth /, Chem. any of a group of closely related metallic elements, comprising the lanthanides, scandium, and yttrium, that are chemically similar by virtue of having the same number of valence electrons. Also called rare earth metal. [1955 … Universalium
rare earth — noun any element of the lanthanide series (atomic numbers 57 through 71) (Freq. 1) • Syn: ↑rare earth element, ↑lanthanoid, ↑lanthanide, ↑lanthanon • Hypernyms: ↑group, ↑grouping … Useful english dictionary
rare earth element — noun Date: 1924 any of a series of metallic elements of which the oxides are classed as rare earths and which include the elements of the lanthanide series and sometimes yttrium and scandium called also rare earth metal … New Collegiate Dictionary
Rare earth element — Rare earth ore, shown with a United States penny for size comparison These rare … Wikipedia
Alkaline earth metal — Group 2 Period 2 4 Be 3 … Wikipedia
Mountain Pass rare earth mine — The Mountain Pass mine surface facilities. The upper part of the open pit is seen in the background. Location … Wikipedia
earth — /errth/, n. 1. (often cap.) the planet third in order from the sun, having an equatorial diameter of 7926 mi. (12,755 km) and a polar diameter of 7900 mi. (12,714 km), a mean distance from the sun of 92.9 million mi. (149.6 million km), and a… … Universalium
metal — metallike, adj. /met l/, n., v., metaled, metaling or (esp. Brit.) metalled, metalling. n. 1. any of a class of elementary substances, as gold, silver, or copper, all of which are crystalline when solid and many of which are characterized by… … Universalium
alkaline-earth metal — /al keuh luyn errth , lin /, Chem. any of the group of bivalent metals including barium, radium, strontium, calcium, and, usually, magnesium, the hydroxides of which are alkalis but less soluble than those of the alkali metals. [1900 05] * * * ▪… … Universalium
