notably thin-walled ring magnets that proved ideal for use in small motors. The development of neodymium–iron–boron permanent magnets has allowed the miniaturization of motors and hard disk ...

But rather than using alternating currents through large inductors, [Tim] put 40 neodymium magnets with alternating polarity around the circumference of a large MDF disk. When driven by a drill ...

Magnets have always been fun, particularly since the super-powerful neodymium type became readily available. You can stack them up, pull them apart, or, if you really want, use them for something ...

It is repelled (pushed away) by powerful magnets, due to its diamagnetism. Water is also diamagnetic so things with lots of water in them can be pushed around using your neodymium magnet.

or Educational Innovations Some craft stores in their science project section Online educational suppliers Some teacher supply stores Make sure to get fine iron filings specifically meant for science ...

January, a top United States materials company announced that it had started to manufacture rare earth magnets. It was ...

Noveon Magnetics Inc landed a deal to deliver 1,000 tons of magnets to Nidec Motor Corp. over five years. No terms were ...

WHAT YOU NEED: A music source with a speaker jack cable, insulated wire and wire cutters, sandpaper, crocodile clips, plastic cup, pen and pencil and a neodymium magnet. Neodymium magnets are very ...

Put your rod away and search in outdoor waters for ferromagnetic objects available to pull with a strong neodymium magnet. Find rare and valuable items, restore them, and sell! Advertisement All ...

Smarter Surfaces is pleased to announce its launch of Magnetic Chalkboard Paint, a breakthrough 2-in-1 product & enhanced formulat ...