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Materials

Materials

Supersonic cracks break classical speed limit

24 Aug 2023 Isabelle Dumé
image of material deformations formed by a single rapidly propagating crack moving left to right
Snapshot of the material deformations formed by a single rapidly propagating crack moving left to right. (Courtesy: Meng Wang, Hebrew University)
Tensile cracks in brittle elastic materials can spread faster than the speed of sound – and faster

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Isabelle Dumé is a contributing editor to Physics World
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