Figure 2 | Scientific Reports

Figure 2

From: Maskless inverted pyramid texturization of silicon

Figure 2

SEM image and schematics of Cu NPs assisted anisotropic etching.

(a) SEM top-view image of an individual inverted pyramid via etching for 1 min. (b) Schematics of the anisotropic deposition of Cu NPs. (c) Schematics of the H2O2 reduction process and the mechanisms for the holes injection.

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