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Table 6 Results of curve fittings on Pr 3d XP spectra of all samples

From: CO and Soot Oxidation over Ce-Zr-Pr Oxide Catalysts

Pr 3d 5/2
Sample m (Pr3+/Pr4+) s (Pr3+/Pr4+)
BE (eV) %-atom BE (eV) %-atom
Ce100
Ce80Zr20
Ce80Pr20 933.2 37.3 928.6 20.7
Ce80Zr10Pr10 932.8 34.0 928.4 22.8
Pr 3d 3/2
Sample m’ s’ t’
BE (eV) %-atom BE (eV) %-atom BE (eV) %-atom
Ce100
Ce80Zr20
Ce80Pr20 953.9 14.6 949.6 21.4 957.4 5.97
Ce80Zr10Pr10 953.4 9.82 949.5 22.2 956.5 11.2