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ZINC BATTERY

Charge carrier unveiled

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There are no silver bullet chemistries for batteries — but zinc technology, with its safety, cost and environmental advantages, has received renewed interest as a choice for sustainability. Now, direct imaging sheds light on the charge carrier, clearing a major barrier to understanding and upgrading this energy system.

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Fig. 1: The working mechanism of the Zn–MnO2 battery with an aqueous ZnSO4 electrolyte.

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Correspondence to Kang Xu or Chunsheng Wang.

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Wang, F., Xu, K. & Wang, C. Charge carrier unveiled. Nat Sustain 5, 818–819 (2022). https://doi.org/10.1038/s41893-022-00928-2

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