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. 2015 Apr 10;5:9654. doi: 10.1038/srep09654

Figure 6. Nanoapertures obtained by annealing on a hotplate at 250°C for 15 minutes.

Figure 6

Scanning electron micrographs showing 10 nm-scale apertures at periodicities of (A) 50 nm, (B) 100 nm, (C) 150 nm, and (D) 200 nm.