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The rare-earth elements (REE), also called the rare-earth metals or rare earths or, in context, rare-earth oxides, and sometimes the lanthanides (although yttrium and scandium, which do not belong to this series, are usually included as rare earths), are a set of 17 nearly indistinguishable lustrous silvery-white soft heavy metals.
21 de abr. de 2024 · Learn about the 16 rare-earth elements, their discovery, history, and applications in various technologies. Find out why they are not so rare and where they are produced and refined.
Rare earth elements (REE) are seventeen metallic elements that are essential for many high-tech devices. Learn about their origin, distribution, abundance, supply and demand, and the challenges of global production and trade from the American Geosciences Institute.
Rare earth metals are key ingredients for making the very hard alloys used in armored vehicles and projectiles that shatter upon impact. Substitutes can be used for rare earth elements in some defense applications; however, those substitutes are usually not as effective and that diminishes military superiority.
Learn about the rare earth elements, a group of metals with similar chemical properties and various applications. Find out which elements are included, how they are classified, and what they are used for.
1 de jul. de 2019 · Rare-earth elements (hereinafter referred to as REE) are a group of seventeen chemical elements in the periodic table, in particular the fifteen lanthanides as well as yttrium and scandium as defined by the International Union of Pure and Applied Chemistry (IUPAC).
16 de ene. de 2023 · Learn how these 17 metals fine-tune light and generate powerful magnetic fields in modern technology. Find out why they are essential for green energy, quantum computing and more, but also face supply risks and environmental concerns.
