SMRTR Science & EngineeringOct 20, 2025Interesting Engineering

Sodium-ion battery breakthrough boosts energy storage and turns seawater drinkable

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University of Surrey scientists discovered that keeping water in sodium-ion battery materials dramatically improves performance, with the "wet" version storing nearly twice the charge of typical materials. This breakthrough could make sodium batteries a viable alternative to lithium while simultaneously purifying seawater into drinking water.

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