作者: M. Romeo , K. Bak , J. El Fallah , F. Le Normand , L. Hilaire
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摘要: … 3 we give the percentages of Ce(II1) and the corresponding XPS spectra obtained with a 2 wt.% CeO,/Al,O, sample, initially and after reduction at 400 and 750C. It can b: seen that the …