A new method of battery construction that uses a metal sponge instead of foils allows more rapid electrolyte transport and therefore greater battery capacity without compromising charging speed.

Summary: https://techxplore.com/news/2025-05-metal-fleeces-boost-battery-energy.html

Original paper: https://pubs.acs.org/doi/10.1021/acsnano.5c04343

#Science #Batteries #Helmholz

Metal fleeces boost battery energy density by enabling thicker, faster-charging electrodes

Batteries are becoming more and more powerful. A discovery by researchers at the Max Planck Institute for Medical Research in Heidelberg could now give them a significant energy boost.

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