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本文从原子结构分析了变价稀土元素原子的结构特点 ,从机理上分析了变价稀土氧化物对催化剂原子氧化价的稳定性、贮氧能力和热稳定性等性能增强的根源 ,从理论上深入认识了稀土氧化物的助催化作用。
In this paper, the structural characteristics of the atom of rare earth elements have been analyzed from the atomic structure. The mechanism of the stability of the oxygen atom, the oxygen storage capacity and the thermal stability of the catalyst have been analyzed theoretically. Promoted the role of rare earth oxides catalytic.