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Fig. 7 | Nanoscale Research Letters

Fig. 7

From: Efficiently Visible-Light Driven Photoelectrocatalytic Oxidation of As(III) at Low Positive Biasing Using Pt/TiO2 Nanotube Electrode

Fig. 7

a Comparison of As(III) photocatalytic oxidation on TiO2 nanotubes under visible light and UV. Comparison of As(III) (b) and As(V) (c) concentration in system with photocatalytic and photoelectrocatalytic process on Pt/TiO2 nanotubes. d Concentration of arsenic species in photocatalytic system and photoelectrocatalytic anodic/cathodic cells with Pt/TiO2 nanotubes after 280 min

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