The La or Zn doped catalysts were studied in detail to obtain reaction mechanism information in conjuction with XRD, SEM, XPS, UV-vis diffuse reflection, BET, etc. characterization techniques.

• 利用XRD、SEM、XPS、UV-vis漫反射吸收光谱和BET比表面积等手段对催化剂进行了表征,探讨了La和Zn掺杂的作用机理。