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 ...

It revolutionized the low-cost mass production of permanent magnets and enabled smaller motors and hard disk drives to be produced, thus playing a vital role in shaping modern society. Even today ...

Theory, Materials, Design, Manufacture and Applications. Edited by Dr. D. Hadfield. Pp. 556 + 12 plates. (London: Iliffe Books, Ltd.; New York: John Wiley and Sons ...

Have you ever wondered how switchable magnets work? Not electromagnets, but those permanent magnet fixtures like the ones that hold dial indicators to machine tools, or the big, powerful chucks ...

Técnicas Reunidas S.A. (TR; Madrid, Spain) has been selected as the leading company for the PERMANET Project (PERmanent ...

More information: Youngkyun Jung et al, Synergistic Effect of Core/Shell-Structured Composite Fibers: Efficient Recovery of Rare-Earth Elements from Spent NdFeB Permanent Magnets, Advanced Fiber ...

MP Materials' Fort Worth plant is poised to produce about 1,000 metric tons of finished NdFeB magnets a year, with a gradual production ramp beginning in late 2025, the company said. The facility will ...