Table 4 XPS-derived atomic ratios of the fresh catalysts.

From: Influence of the drying mode of support on the properties of Pd/Al2O3–ZrO2 materials used for methane combustion

Catalyst

Surface atomic ratio (× 102)

Pd/Al

Zr/Al

Pd/(Al + Zr)

Imp—X2

1.5

0.8

0.84

Imp—A2

0.4

0.7

0.24

Imp—X5

3.1

9.8

0.27

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