摘要
LaCoO3 perovskites with different spin states of Co3+ were prepared by calcination at 600-1000 degrees C. LaCoO3 with electron filling in the e(g) orbital at 1 exhibited a moderate interaction between the surface oxygen, resulting in the best catalytic activity. This was verified by the O p-band center.
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单位中国科学院; 中国科学院研究生院; 茂名学院