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NonCommercial-ShareAlike 4.0 International
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1
As the dislocation moves, the misfit energy changes. We use the parameter α to describe the fraction across the unit cell in the b direction that the dislocation has moved.
b
d
The animation shows the dislocation line moving a distance b; whilst the atoms themselves in the A and B planes only move a distance of b/3
α = 0
α = 0.25
α = 0.5
α = 0.75
α = 1