Research Article

GaN-Based High-k Praseodymium Oxide Gate MISFETs with + UV Interface Treatment Technology

Figure 5

(a) 2D images of the surface roughness on AlGaN/GaN surface evaluated with different treatment. (b) 3D images of the surface roughness on AlGaN/GaN surface evaluated with different treatment.
459043.fig.005a
(a)
459043.fig.005b
(b)