Figure 2.

HR-TEM images of freshly green-synthesized AuNPs. The scale bar represents (A) 100 nm, (B) 20 nm, (C) 5 nm, (D) 100 nm, (E) 20 nm, and (F) 5 nm.

Choi et al. Nanoscale Research Letters 2014 9:103   doi:10.1186/1556-276X-9-103
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