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Part 1: Maglev toy: diamagnetic pyrolytic carbon lifts magnets
A supermagnet cube floats between graphite disks. The cube is lifted by the ceramic magnet a few cm above it, while the two carbon disks repel the cube, keeping it stable. This is the small physi...
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Not for rare-earth magnets. Two several-pound supermagnets can lift a few hundred pounds.
The graphite gives a feeble stablization itself. Flakes of graphite can be floated over a supermagnet array. Look to the lower right and you can see a black graphite square floating about 1mm over magnets. Look at 1:17 and it wiggles side to side.