The reaction mechanism of CO2 hydrogenation on CuO-ZnO-Al2O3 catalysts was studied with TPD-MS, XPS, ESR, pulse reaction technique and activity measurement.

• 用TPD-MS,XPS,ESR,脉冲反应技术和活性测定等研究了CuO-ZnO-Al_2O_3催化剂上CO_2的加氢行为。