Figure 1.

SKM images of GeSi QRs. The topography and potential images of individual GeSi QRs are shown in (a) and (b), respectively. Their height and potential profiles of an individual QR along the marked line are shown in (c).

Lv et al. Nanoscale Research Letters 2012 7:659   doi:10.1186/1556-276X-7-659
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