Screw Dislocation Enhanced Growth

of a Diamond-Cubic {111} Surface

k_BT=0.1J, L=93, µ=+0.2J
Frames separated by 100 MCS.
Center 6,580 columns shown out of original 24,947.

Fast animation (~1.0 MB) Slow animation (~1.0 MB)

The screw dislocation geometry alone is incorporated (Burgers vector=3 bilayers). Atomic bonding strongly influences the morphological evolution of the growth spiral. Initial surface has a perfect straight, one-period high shear.

Previous animation - defect free etching

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