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Figure 2 | Nanoscale Research Letters

Figure 2

From: Large current difference in Au-coated vertical silicon nanowire electrode array with functionalization of peptides

Figure 2

Fabrication scheme of Au-coated VSNEA and corresponding SEM images. (a to i) SEM images tilted by 30o. (a, f) Vertical Si NWs grown on a (111) Si substrate; (b, g) Si NW array coated with a first SiO2 passivation layer; (c, h) Si NW array after coating with an Au electrode; (d, i) Si NW electrode array coated with a second SiO2 passivation layer. (e) Cross-sectional scheme of VSNEA.

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