Figure 47. Schematic diagram for the (a) GaN/AlGaN/GaN device cross section and (b) device layout and measurement configuration for the (GaN)/AlGaN/GaN-based sensor [89]

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