If you've ever snapped your phone into a magnetic holder, you might have felt a sudden twinge of fear that it could cause ...

Variable flux permanent magnet machines represent a dynamic class of electrical machines in which the air-gap magnetic flux can be actively adjusted during operation. This flexibility permits improved ...

Dave Johnson's Magnet Machine is a gadget designed to do nothing practical at all, except to be awesome. Crank the handle of his wood and aluminum construction and it draws a chain of magnetic balls ...

We can’t think of a single person who doesn’t enjoy playing with a handful of rare earth magnets now and again. We know that [Dave Johnson] certainly does. As a gift to his father in law, he ...

Warnings about magnets ruining electronics are mostly outdated. Learn why modern devices are largely safe, what rare ...

SAE International Journal of Alternative Powertrains, Vol. 6, No. 1 (May 2017), pp. 34-46 (13 pages) ABSTRACT In this paper, an improved analytical model accounting for thermal effects in the ...