Figure 3.

HAADF scanning TEM image and elemental mappings of a Sn/TiO2-0.5% NR. (a) HAADF scanning TEM image, (b), (c), and (d) is the elemental mappings of Ti, O, and Sn, collected from the nanorod within the rectangular region marked in (a).

Sun et al. Nanoscale Research Letters 2013 8:462   doi:10.1186/1556-276X-8-462
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