Figure 7. Images magnified 90x using a photomicroscope of MS TECH’s MST-8000C probe station: top views of an asymmetric MSM AlGaN UV sensor (a) before and (b) after selective annealing (annealed region is marked with dotted box) [29]

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