资讯

Who knew that magnetic fields could be so useful? Astronomers are able to use magnetic fields to map our environment within ...
Two researchers who independently developed the neodymium magnet — used in everything from hard disk drives to automobiles — have been awarded the 44th Honda Prize. In 1982, two researchers ...
Grade 42M commercial magnet performance (see graph) can be achieved with ~30% less neodymium than before, according to the Korea Institute of Materials Science. More of the less costly rare-earth ...
[Nick]’s zen rock garden uses a magnet to draw a ball bearing across the sand in interesting patterns. The build uses 3D printed gears and laser cut parts to rotate the table around and move the ...
So [Andrew Fentem]’s magnetic hockey project certainly pushes all our buttons, as it’s a game superficially similar to an air hockey table in which a magnetic puck is accelerated by a handheld ...