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. 2016 Apr 13;188(0):427–450. doi: 10.1039/c5fd00187k

Table 2. Au and Pt surface and bulk composition of the AuPt/perovskite catalysts from MP-AES and XPS analysis.

Support Au and Pt content (wt%) Bulk Au/Pt ratio from MP-AES Surface Au/Pt ratio from XPS
LaCrO3 0.55 (Au), 0.55 (Pt) 1.0 0.6
LaMnO3 0.47 (Au), 0.46 (Pt) 1.0 1.4
LaFeO3 0.46 (Au), 0.47 (Pt) 1.0 1.0
LaCoO3 0.55 (Au), 0.54 (Pt) 1.0 0.6
LaNiO3 0.50 (Au), 0.48 (Pt) 1.1 0.9