lee_ganhemts_01

Figure 1: (a) (left) Simplified schematic cross-sectional view and (right) SEM cross-sectional view of fabricated hybrid wafer. (b) (left) Photograph of a 4-inch hybrid wafer with fabricated GaN-Si devices. (right) Optical micrograph of a Si PMOSFET (Lg=2 μm, W=4 μm) and an AlGaN/GaN HEMT (Lg=2 μm, W=20 μm) fabricated in close proximity.