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Charge carrier unveiled


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.


  1. Xu, C., Li, B., Du, H. & Kang, F. Angew. Chem. Int. Ed. 51, 933–935 (2012).

    CAS  Article  Google Scholar 

  2. Pan, H. et al. Nat. Energy 1, 16039 (2016).

    CAS  Article  Google Scholar 

  3. Sun, W. et al. J. Am. Chem. Soc. 139, 9775–9778 (2017).

    CAS  Article  Google Scholar 

  4. Guo, X. et al. Mater. Today Energy 16, 100396 (2020).

    Article  Google Scholar 

  5. Yuan, Y. et al. Nat. Sustain. (2022).

    Article  Google Scholar 

  6. Ma, L. et al. Energy Environ. Sci. 11, 2521–2530 (2018).

    CAS  Article  Google Scholar 

  7. Kundu, D. et al. Nat. Energy 1, 16119 (2016).

    CAS  Article  Google Scholar 

  8. Wang, F. et al. Adv. Energy Mater. 11, 2102016 (2021).

    CAS  Article  Google Scholar 

Download references

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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 (2022).

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