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TechTalk Tag: rare earth elements

Why are Samarium Cobalt and Neodymium Magnets Called “Rare Earth” Magnets?

There are seventeen rare earth elements– fifteen of which are lanthanides and two of which are transition metals, yttrium and scandium, that are found with lanthanides and are chemically similar. In general, rare earth elements were given their name for two different, yet significant reasons.

Did You Know?

Alnico is frequently specified but improperly used for sensor applications. See our Magnetic Sensors Page to ensure you are designing your sensor triggering application correctly.

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