In Pictures: CATL advances 20 Ah solid-state EV batteries, targeting 500 Wh/kg and 2027 trial production
A visual look at CATL advances 20 Ah solid-state EV batteries, targeting 500 Wh/kg and 2027 trial production.
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Researchers at Vanderbilt University and the University of Maryland developed a chlorine-assisted battery chemistry that lets sulfur exchange a third electron, raising average voltage and charge capacity. The lab-scale cell stored over 1,700 watt-hours per kilogram of sulfur, though durability and practicality challenges remain.