Figure 21. (a) SEM images of ZnO nanorod (b) XRD patterns of ZnO nanorod and ZnO/GaN (c) Photoluminescence spectra of pristine ZnO and ZnO-GaN [75]

From

Review of GaN Nanowires Based Sensors

Ahmed M. Nahhas

American Journal of Nanomaterials. 2020, 8(1), 32-47 doi:10.12691/ajn-8-1-4