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?
The rare earth elements (REE) are a set of seventeen metallic elements. These include the fifteen lanthanides on the periodic table plus scandium and yttrium . Rare earth elements are an …
Rare-earth element | Uses, Properties, & Facts | Britannica
2025年1月19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 · In real life here on Earth, a group of natural metals known as the rare earths has made possible our own technology-powered society. Demand for these crucial components in …
Rare Earth Elements – A Subset of Critical Minerals
Rare earth elements (REEs)—a subset of critical minerals and materials (Figure 1)—are essential materials in a broad range of technologies significant to national security, energy systems, …
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 Elements - Department of Energy
Rare earth elements (REEs), which comprise of only 17 elements from the entire periodic table, play a critical role to our national security, energy independence, environmental future, and …
REE - Rare Earth Elements - Metals, Minerals, Mining, Uses - Geology.com
Rare Earth Elements (REE) are becoming increasingly important in electronic devices used in the defense, alternative energy, and communications industries. Minable deposits of REEs are …
Rare-earth elements | U.S. Geological Survey - USGS.gov
2017年12月19日 · The rare-earth elements (REEs) are 15 elements that range in atomic number from 57 (lanthanum) to 71 (lutetium); they are commonly referred to as the “lanthanides.” …
Rare Earth Elements - MIT - Massachusetts Institute of Technology
The rare earth elements (REEs) are comprised of the lanthanide elements plus scandium and yttrium, which have similar physical properties and are often found in the same ores and …