“At that time, all these motors used ferrite magnets ... To develop an economically viable permanent magnet, Croat knew he needed to produce it from a light rare-earth element, such as lanthanum ...

However, conventional permanent magnet manufacturing processes have been heavily dependent on heavy rare earth elements, which are exclusively produced by China, leading to high resource ...

A permanent magnet is always magnetic. It has an invisible magnetic field. Only certain materials, such as iron, feel a magnetic force. Permanent magnets can come in lots of different shapes and ...

These are the only pure metals that can be turned into a magnet. If these metals have not been turned into a permanent magnet they will still be attracted to a magnet if placed within a magnetic ...

Niron Magnetic’s latest advance, the Clean Earth Magnet, promises to settle ... Weaker hard ferrite (iron-oxide) permanent ...