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aThere are 17 rare earth elements, and they are used to make things like hybrid cars, mobile phones and the special television screens recently unveiled by Japanese companies that provide a 3-D appearance without the need for special glasses. 有17个稀土元素,并且他们用于做事象杂种汽车、移动电话...
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Share on Facebook rare Thesaurus Financial Acronyms Idioms Encyclopedia Wikipedia rare1 (râr) adj.rar·er,rar·est 1.Infrequently occurring; uncommon:a rare event; a plant that is rare in this region. 2.Excellent; extraordinary:a rare sense of honor. ...
one of the rare earths that was explored first, got its name from the town where it was discovered – Ytterby, Sweden. Rare earth elements are crucial for several key technologies. They are used for, among many other things, lasers, battery electrodes, magnets, MRI contrast agents, catalysts...
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Every wind turbine, solar panel and lithium battery is the product of scarce resources, and not just the rare stuff mined by 9-year-olds in the Congo. Claims about a ‘green’ Utopia never touch on the volume of mineral and other resources required to get there. Nor do the West’s gr...
gadolinium (Gd), chemical element, a rare-earth metal of the lanthanide series of the periodic table. Gadolinium is a moderately ductile, moderately hard, silvery white metal that is fairly stable in air, although with time it tarnishes in air, forming a thin film of Gd2O3 on the surface...
High prices also caused manufacturers to do three things: 1) seek ways to reduce the amount of rare earth elements needed to produce each of their products; 2) seek alternative materials to use in place of rare earth elements; and, 3) develop alternative products that do not require rare ...