Samarium
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Samarium is a chemical element; it has symbol Sm and atomic number 62. It is a moderately hard silvery metal that slowly oxidizes in air. Being a typical member of the lanthanide series, samarium usua
Samarium 2
Samarium trichloride
Samarium sulfate, Sm2(SO4)3
Samarskite
Samarium–cobalt magnet
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Samarium–cobalt magnets belong to the category of rare-earth magnets and are composed of samarium, a rare-earth element, and cobalt, a transition metal. They are among the strongest permanent magnets.
Samarium
…Brazil, India, Sri Lanka and Australia; China is by far the world leader in samarium mining and production. The main commercial use of samarium is in samarium–cobalt magnets, which have permanent magnetization second only to neodymium magnets; however, samarium compounds can withstand significantly higher temperatures, above…
1980s vintage headphones using Samarium Cobalt magnets