Research Article
Enhanced Photocatalytic Activity of W-Doped and W-La-Codoped TiO2 Nanomaterials under Simulated Sunlight
Figure 4
TEM images of (a) pure TiO2, (b) 0.8% W/TiO2, and (c) 4% La/W/TiO2 nanomaterials. (d) The high-resolution TEM (HRTEM) image of 4% La/W/TiO2 nanomaterials.
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