Figure 4

Atomic force microscope image of a chevron occurring in a semi-polar Al x Ga1−x N sample with x = 0.40: (a) top-down view and (b) three-dimensional representation.

Atomic force microscope image of a chevron occurring in a semi-polar Al x Ga1−x N sample with x = 0.40: (a) top-down view and (b) three-dimensional representation.