Research Article

[Retracted] Highly Active Rare-Earth-Metal La-Doped Photocatalysts: Fabrication, Characterization, and Their Photocatalytic Activity

Figure 1

XRD patterns of TiO2 and La-doped TiO2: (a) TiO2, (b) 0.5 wt%, (c) 0.7 wt%, (d) 1.0 wt%, and (e) 1.5 wt% La-doped TiO2.
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