the dislocations are straight edge type. For a pure twist boundary, an array of screw dislocations is required. From: Guy & Hren, "Elements of Physical Metallurgy," Addison Wesley (1974) · The ...

For both jogs and kinks the Burgers vector and line vector are those of the dislocation, the line vector being along the direction of the jog or the kink. These features may therefore be of a ...