Research Article

Catalytic Behaviour of Mesoporous Cobalt-Aluminum Oxides for CO Oxidation

Figure 6

Co 2p XP spectra of the CoxOy/Al2O3 composites with different Co loadings calcined at 973 K: (A) 5 wt% Co, (B) 10 wt% Co, and (C) 15 wt% Co.