Rare-earth element - Wikipedia
The rare-earth elements (REE), also called the rare-earth metals or rare earths, and sometimes the lanthanides or lanthanoids (although scandium and yttrium, which do not belong to this …
What are rare earth elements, and why are they important?
A precise definition of rare earth elements (REEs) and in-depth discussion of how common REEs are, worldwide REE production, and current REE production. Portal for information on annual …
Rare-earth element | Uses, Properties, & Facts | Britannica
2024年9月26日 · rare-earth element, any member of the group of chemical elements consisting of three elements in Group 3 (scandium [Sc], yttrium [Y], and lanthanum [La]) and the first …
How rare earth elements make modern technology possible - Science News
2023年1月16日 · The rare earths are the lanthanides — lutetium and all 14 elements between lanthanum and ytterbium across one row of the periodic table — plus scandium and yttrium, …
REE - Rare Earth Elements - Metals, Minerals, Mining, Uses - Geology.com
What Are Rare Earth Elements (REEs)? Rare earth elements are a group of seventeen chemical elements that occur together in the periodic table (see image).
Rare Earth Elements (Metals) - List - ThoughtCo
2019年5月2日 · The rare earth elements (REEs) or rare earth metals (REMs) are a group of metals found within the same ores and possessing similar chemical properties. Scientists and …
Rare earth elements: Mendeleev’s bane, modern marvels
2019年2月1日 · The rare earths (REs) are a family of 17 elements that exhibit pronounced chemical similarities as a group, while individually expressing distinctive and varied electronic …
Rare Earths Statistics and Information | U.S. Geological Survey - USGS.gov
Statistics and information on the worldwide supply of, demand for, and flow of the mineral commodity group rare earths - scandium, yttrium, and the lanthanides. The principal economic …
Rare earth elements: A review of applications, occurrence, …
2019年7月1日 · 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 …
Rare-earth element - Properties, Metals, Uses | Britannica
2024年9月26日 · In addition to the close-packed structures, most rare-earth metals (scandium, yttrium, lanthanum through samarium, and gadolinium through dysprosium) have a high …