insider.si.edu: Internal magnetic properties in rare earth metals and compounds / by Mikael Ekström
Internal magnetic properties in rare earth metals and compounds / by Mikael Ekström
MnBi alloys have emerged as a promising class of rare‐earth‐free magnetic materials due to their exceptional intrinsic coercivity, positive temperature coefficient and potential for high energy ...
SUMTER COUNTY, S.C. — Less than two years after breaking ground, eVAC Magnetics turned a soybean field into a manufacturing facility and has shipped its first rare-earth permanent magnets for ...
Magnetism is a subject that includes the properties of magnets, the effect of the magnetic force on moving charges and currents, and the creation of magnetic fields by currents. There are two types of magnetic poles, called the north magnetic pole and south magnetic pole.
Earth’s magnetic field protects us from cosmic radiation and solar wind. It serves as a shield to the ozone layer and reduces the impact of ultraviolet radiation on our planet. This dynamic force, generated by the movement of liquid iron in Earth’s outer core, undergoes periodic changes and experiences magnetic north-south flips every few hundred thousand years. Earth’s magnetic field ...
Earth’s magnetic axis, the dipole, is inclined at about 11 degrees to Earth’s spin axis. If space were a vacuum, Earth’s magnetic field would extend to infinity, getting weaker with distance, but in 1951, while studying why comet tails always point away from the sun, Ludwig Biermann discovered that the sun emits what we now call the solar ...
Forbes: Magnets Are A Critical National Demand. Developing Rare Earths Is Key.