A Rare-Earth Magnet Showdown: Neodymium Magnets Vs Samarium-Cobalt Magnets By Marie M Adams  |   Submitted On June 27, 2012   Rare earth magnets are perhaps some of the world’s most powerful magnets ever found. They are permanent magnets that are developed from rare earth elements. While their magnetic attraction is very strong, they are by nature very brittle […]



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