Archive for May 2017
Why Are Strong Magnets Called Rare Earth?
The first ‘Rare Earth’ Magnet was developed in the 1960s based on work done by Karl Strnat and Alden Rey at Wright-Patterson Air Force Base and the University of Dayton. The development of the Samarium–Cobalt Magnet (made of an alloy of samarium and cobalt SmCo) was a major advancement in magnet technology. For the first…Read More