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Figure 1. SEM images of both sides of a 100 nm anodized aluminum oxide membrane.(A) Side A of an uncoated anodized aluminum oxide membrane, showing 200 nm circular pores. (B) Side A of an 8 nm ZnO-coated anodized aluminum oxide membrane, showing 200 nm circular pores. (C) Side B of an uncoated anodized aluminum oxide membrane, showing 100 nm branching pores. (D) Side B of an 8 nm ZnO-coated anodized aluminum oxide membrane, showing 100 nm branching pores.
