Sodium Batteries May Power Your New Electric Car

Photograph: Science Source. Article by Gregory Barber. Wired – November 8, 2021.

As EV sales increase, supplies of lithium may get tight. So some companies are incorporating cells with sodium, which provides almost as big a charge.

Half a century ago, the battery of the future was built out of sodium. The reason has to do with why the seas are salty. Sodium is a light element that ionizes easily, giving up one of its electrons. In a battery, those ions shuttle back and forth between two oppositely charged plates, generating a current. This […]

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