and it may soon be possible to build permanent magnets as strong as neodymium magnets, but without any rare earth metals. In fact, the only thing needed to make them is iron and nitrogen ...
But shipping outside the US is prohibitively high, so he decided to try making his own disks with a 3D printer and the smallest neodymium magnets on Earth. The pre-fab encoder disks don’t have ...
The two types of rare-earth magnets classified according to the materials which the magnets are made of are Samarium-cobalt and Neodymium magnets. Samarium-cobalt magnets were the first family of rare ...
Two researchers who independently developed the neodymium magnet — used in everything from hard disk drives to automobiles — have been awarded the 44th Honda Prize. In 1982, two researchers ...