Figure 1.

AFM images of InAs quantum dots with different V/III ratios. (a-o) AFM images of InAs quantum dots in a scan area of 5 μm × 5 μm with varied V/III ratios from 0 to 1,000. The inset figures in (a) and (d) are the corresponding AFM images of InAs QDs in a larger scan area of 20 μm × 20 μm.

Li et al. Nanoscale Research Letters 2013 8:367   doi:10.1186/1556-276X-8-367
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