An Investigation of Nanocrystalline and Electrochemically Grown Cu₂ZnSnS₄ Thin Film Using Redox Couples of Different Band Offset

Figure 10

(a) Mott-Schottky plot for CZTS film grown on FTO coated glass substrate and (a) immersed in europium nitrate solution, (b) immersed in oxalic acid aqueous solution, (c) immersed in sodium nitrite aqueous solution, (d) immersed in sodium sulfite aqueous solution, and (e) immersed in formaldehyde aqueous solution.

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