Oxygen storage materials (OSM)were prepared by co-precipitation. XRD,OSC,TPR,BET were used to study properties of samples as obtained.

• 本论文对共沉淀法制备储氧材料进行了详细研究,并利用XRD、氧脉冲吸附、TPR、BET等研究手段对储氧材料的物相组成、储氧性能、还原性能、比表面积等方面进行了表征。