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12 cards from this deck
Structural imperfections that occur along a line within a crystal lattice
One-dimensional imperfections
Most common type of line defect in crystalline materials
Incomplete row of atoms within crystal structure
Shear stress applied to the material
From interior towards surface of material
A crack (crack initiation point)
Areas of high stress (stress concentration)
They represent the easiest path for atoms to rearrange
Less energy needed to move a dislocation
Make materials harder or more brittle than intended
Weaknesses and potential failure points
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