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Metallurgy

Starting and stopping dislocations

A comparison of dislocation dynamics in two hexagonal close-packed metals has revealed that dislocation movement can vary substantially in materials with the same crystal structure, associated with how the dislocations relax when stationary.

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Figure 1: Schematic of dislocation motion in Zr and Ti.

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Correspondence to Andrew M. Minor.

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Minor, A. Starting and stopping dislocations. Nature Mater 14, 866–867 (2015). https://doi.org/10.1038/nmat4354

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