General Motors and Stellantis are hoping to fix a glaring hole in their electric vehicle roadmaps, with the two automakers setting their sights on a US-made magnet tech that could upend the motors used in future electric vehicles. Rather than increasingly costly rare-earth minerals, which U.S. automakers must typically source from abroad, the iron nitride magnets are said to be the first permanent magnets with automotive-grade power. It’s the handiwork of Niron Magnetics, a spin-off of the University of
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