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Renewable Energy

Renewable Energy

At BEST, Batteries Are Not Just a Black Box

For decades, batteries have been just another commodity. One dies and we drop a new one in, whether it’s to power a cell phone or start an automobile.

Even research scientists treat batteries as a kind of black box, says Chao-Yang Wang, Distinguished Professor of Mechanical Engineering at Penn State. “They look at the ratings and plug them in, but they never open them up. They don’t know whether an application is limited by the battery’s anode, cathode, or something else.”

All that may be about to change.

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