Figure 9. AFM images of the annealed ZnO on sapphire substrate [3,35]

From

Review of Recent Advances of GaN Nanowires Based Sensors

H. Murad, W. Hashim, Ahmed M. Nahhas

American Journal of Nanomaterials. 2023, 11(1), 61-71 doi:10.12691/ajn-11-1-5