Research Article

Promotion Effect of CaO Modification on Mesoporous Al2O3-Supported Ni Catalysts for CO2 Methanation

Figure 5

H2-TPD profiles of the studied catalysts. (a) 15Ni/100Al2O3, (b) 15Ni/10CaO90Al2O3, (c) 15Ni/20CaO80Al2O3, and (d) 15Ni/30CaO70Al2O3.