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"Magnets"
The rare earth elements are a group of seventeen metals with physical and chemical characteristics that have made them highly sought after industrial materials. Two rare earth metals, neodymium and samarium, have powerful magnetic properties; to make the strongest magnets rare earth elements are alloyed with other metals.
The rare earth metals or lanthanides are a group of seventeen elements that are considered to be rare because, although relatively abundant on the earth’s crust, there are few sites with significant deposits. Rare earth elements all share some unique characteristics including high electrical conductivity and powerful magnetic properties. Neodymium rare earth magnets are made [...]
Magnets have probably been in existence since time began on earth. In a 4th century, Chinese book there is a reference to lodestone, a rock that makes iron come to it. As science and technology progressed, uses and applications for magnets increased as well. As our world enters the 21st century, man has continued to [...]
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