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Solid-state cooling

Exceeding the kilowatt threshold

Elastocaloric cooling is a promising alternative to conventional vapour-compression systems, but greater cooling power is needed for practical use. Now, a series of design optimizations have produced an elastocaloric system delivering kilowatt-scale cooling power, a milestone towards practical solid-state cooling.

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Fig. 1: The design of the kilowatt-scale elastocaloric cooling device.

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Correspondence to Jingyuan Xu.

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Xu, J. Exceeding the kilowatt threshold. Nat Energy 10, 1187–1188 (2025). https://doi.org/10.1038/s41560-025-01835-4

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