Figure 2.

a, b, and c are 5 × 5 μm2 AFM images of In0.2Ga0.8As/GaAs (210) surface structures and a line profile. d, e, and f are 5 × 5 μm2 AFM images of In0.2Ga0.8As/GaAs (311) surface structures and a line profile

Li et al. Nanoscale Research Letters 2010 5:1079-1084   doi:10.1007/s11671-010-9605-2