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. 2018 Aug 2;18(8):2533. doi: 10.3390/s18082533

Figure 3.

Figure 3

The scanning electron microscope (SEM) image of the final structure. Scanning parameters of the image. High Voltage (HV) = 10 kV; Working Distance (WD) = 5.7 mm; Horizontal Field of View (HFW) = 2.91 mm.