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Fast interfaces

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Li4Ti5O12 is a commonly used negative electrode material, but the origin of its fast rate capability has puzzled scientists for decades. Now, a facile Li-ion transport route featuring metastable intermediates is revealed to rationalize the fast-charging kinetics.

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Fig. 1: Looking deep into a Li4+xTi5O12 (0 ≥ x ≥ 3) electrode particle during charge.

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Authors and Affiliations

  1. Department of Radiation Science and Technology, Delft University of Technology, Delft, the Netherlands

    Swapna Ganapathy & Marnix Wagemaker

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  1. Swapna Ganapathy
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  2. Marnix Wagemaker
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Correspondence to Marnix Wagemaker.

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Ganapathy, S., Wagemaker, M. Fast interfaces. Nat Energy 5, 424–425 (2020). https://doi.org/10.1038/s41560-020-0631-8

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