LITHIUM-ION BATTERIES

Interphase identity crisis

Interphases that form on the anode surface of lithium-ion batteries are critical for performance and lifetime, but are poorly understood. Now, a decade-old misconception regarding a main component of the interphase has been revealed, which could potentially lead to improved devices.

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Fig. 1: Lithium ethylene monocarbonate in the solid–electrolyte interphase.

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Correspondence to Stefan A. Freunberger.

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Freunberger, S.A. Interphase identity crisis. Nat. Chem. 11, 761–763 (2019). https://doi.org/10.1038/s41557-019-0311-0

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