Research Article

Enhanced Catalytic Activity of Supported Gold Catalysts for Oxidation of Noxious Environmental Pollutant CO

Figure 1

Powder X-ray diffraction patterns of (A) CeO2 (C) and (B) CeO2-ZrO2 (CZ) samples calcined at 500°C and (C) Au/CeO2 (Au/C) and (D) Au/CeO2-ZrO2 (Au/CZ) samples calcined at 400°C.