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. 2019 Mar 8;19(5):1186. doi: 10.3390/s19051186

Figure 2.

Figure 2

Typical FE-SEM images of the hierarchical flowerlike Au microstructures deposited on ITO substrate at different magnifications; The scale bars for (A–D) are 100, 5, 2 μm and 500 nm, respectively. Images reproduced from [16] by permission of The Royal Society of Chemistry.