Magnetic materials are always made of metal, but not all metals are magnetic. Iron is magnetic, so any metal with iron in it will be attracted to a magnet. Steel contains iron, so a steel ...

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 ...

Materials are known to interact with electromagnetic fields in different ways, which reflect their structures and underlying ...

Sumitomo Electric has expanded its lineup of powder magnetic cores for motors and has added new material data to the ...

"Metallic iron has a low infrared emissivity and also has a high magnetic permeability in the microwave frequency band, which ...

Magnetotactic bacteria synthesize magnetic iron nanominerals, which function as tiny compasses that allow the microbes to navigate using Earth's geomagnetic field. Earth's iron cycle is a very ...

carbonyl iron powder is a typical magnetic absorbing material that has been widely used because of the advantages of high permeability, low dispersion effect in real and imaginary parts of ...