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Confined water controls capacitance

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By using a battery of experimental and theoretical methods, it is shown that ion intercalation into the electrode material birnessite is mediated by structural water.

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Fig. 1: How electrochemical processes are affected by ion intercalation.

References

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Authors and Affiliations

  1. Université Paul Sabatier, CIRIMAT UMR CNRS 5085, Toulouse, France

    Patrice Simon & Yury Gogotsi

  2. Réseau sur le Stockage Electrochimique de l’Energie (RS2E), FR CNRS 3459, Amiens, France

    Patrice Simon

  3. Department of Materials Science & Engineering, and A.J. Drexel Nanomaterials Institute, Drexel University, Philadelphia, PA, USA

    Yury Gogotsi

Authors
  1. Patrice Simon
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  2. Yury Gogotsi
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Correspondence to Patrice Simon or Yury Gogotsi.

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The authors declare no competing interests.

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Simon, P., Gogotsi, Y. Confined water controls capacitance. Nat. Mater. 20, 1597–1598 (2021). https://doi.org/10.1038/s41563-021-01155-4

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