Filamentary eruptions from the plasma edge in fusion devices pose a critical threat to their integrity. The identification of magnetic islands at the top of the edge explains how these eruptions are suppressed by resonant magnetic perturbations.
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We would like to thank Y. Wang and S. Gu for assisting in the preparation of the figure.
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Xu, G., Sun, Y. Islands identified. Nat. Phys. 20, 1861–1862 (2024). https://doi.org/10.1038/s41567-024-02670-2
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DOI: https://doi.org/10.1038/s41567-024-02670-2
