Creating strong permanent magnets without using so-called rare earth elements is an ongoing topic of research. An interesting contestant here are iron nitride magnets (α”-Fe 16 N 2), which have the ...
If those dinky Pizza Hut magnets don’t have the OOMPH to actually hold up Pizza Hut coupons, you’ll want to try this DIY project to make your own fridge magnet. All you need is an old hard drive, some ...
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