SemanticTriangle t1_iucdp20 wrote
Reply to comment by Castle-dev in New approach to ‘cosmic magnet’ manufacturing could reduce reliance on rare earths in low-carbon technologies by FUZxxl
Nickel iron magnets are strong but soft unless the crystal structure is very specifically ordered. By adding a little phosphorus, we can trick the nickel and iron into the right order to make them into a hard and strong magnet.
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