Rare Earth Metals Batteries. It is also important to. Electric car motors, iphones, military jet engines, batteries, and satellites all have something in common:
Rare earth metals and their alloys populate many of our everyday devices: Most lanthanides have at least two. About 10% of rare earth production is used in this application.
Rare earth metals are a group of 15 chemically similar elements known as lanthanides that are grouped separately from the periodic table.
Rare earth metals aren't as rare as they sound — in fact, you're probably using some right now. Rare earths are not listed on a metals exchange and there is no set or official price for rees or their compounds. Some 7% of a typical nimh battery is made up of rare earth elements such as cerium, lanthanum, neodymium and praseodymium; Rare earth metals and their alloys populate many of our everyday devices:
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