Figure 12. (a) SEM imaging of the GaN nanowires placed at the substrate’s edge (b) CCD images of individual nanowires in lasing mode [94]

From

Review of GaN Nanostructured Based Devices

Ahmed M. Nahhas

American Journal of Nanomaterials. 2018, 6(1), 1-14 doi:10.12691/ajn-6-1-1