Figure 2.
FT-IR spectra of (a) 5V2O5/g-C3N4, (b) 10V2O5/g-C3N4, (c) 13V2O5/g-C3N4, (d) 15V2O5/g-C3N4, (e) 20V2O5/g-C3N4, (f) 25V2O5/g-C3N4, (g) g-C3N4, and (h) V2O5 (300 °C).
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