791782.fig.002a
(a)
791782.fig.002b
(b)
Figure 2: AFM images of 50 nm films on (001)-GaAs during (a) early or (b) late stages of CHP formation. (a) Image size: 5 × 5 μm2, height contrast: 0.79 nm, effective . (b) Image size: 10 × 10 μm2, height contrast: 2.97 nm, .