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SEM images of the original stainless steel mesh (a), and the (silicate/TiO2)*20 coated mesh (b). Insets in (a) and (b) show the magnified view of the knitting wire surfaces. (c) EDS spectrum of the (silicate/TiO2)*20 coated mesh. The insets in (c) show the SEM-EDS elemental mapping of Si and Ti.
