Figure 2.

AFM height image, height profile, and 3D image reconstruction. (a) AFM height image of ZnO sample on mica. (b) Height profile along the white line in Figure 2a. (c) 3D image reconstruction of ZnO sample.

Hou et al. Nanoscale Research Letters 2012 7:507   doi:10.1186/1556-276X-7-507
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