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Oxide glasses

Toughening through faint crystallization

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Oxide glasses can be intrinsically toughened by forming crystal-like, medium-range order clusters, which transform inversely to the amorphous state under stress, exciting multiple shear bands for plastic deformation.

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Fig. 1: Structure and property analysis of paracrystalline oxide glasses.

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Correspondence to Lin Guo.

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Zhao, H., Guo, L. Toughening through faint crystallization. Nat. Mater. 22, 1169–1170 (2023). https://doi.org/10.1038/s41563-023-01655-5

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