Table 3 Results of curve fittings on Ce 3d XP spectra of all samples
Ce 3d 5/2 | ||||||||
Sample | v 0 (Ce4+) | v 1 (Ce3+) | v 2 (Ce4+) | v 3 (Ce4+) | ||||
BE (eV) | %-atom | BE (eV) | %-atom | BE (eV) | %-atom | BE (eV) | %-atom | |
Ce100 | 882.6 | 22.6 | 885.3 | 10.1 | 889.0 | 15.0 | 898.5 | 20.2 |
Ce80Zr20 | 882.3 | 21.1 | 885.0 | 8.94 | 888.6 | 16.0 | 898.3 | 20.4 |
Ce80Pr20 | 882.1 | 10.6 | 883.1 | 17.1 | 888.6 | 17.7 | 898.1 | 22.7 |
Ce80Zr10Pr10 | 882.1 | 14.7 | 883.8 | 17.0 | 888.7 | 12.9 | 898.0 | 22.2 |
Ce 3d 3/2 | ||||||||
Sample | u 0 (Ce4+) | u 1 (Ce3+) | u 2 (Ce4+) | u 3 (Ce4+) | ||||
BE (eV) | %-atom | BE (eV) | %-atom | BE (eV) | %-atom | BE (eV) | %-atom | |
Ce100 | 901.1 | 7.73 | 902.7 | 7.39 | 907.7 | 3.87 | 916.9 | 13.1 |
Ce80Zr20 | 900.8 | 7.88 | 902.7 | 7.54 | 907.4 | 5.66 | 916.6 | 12.5 |
Ce80Pr20 | 900.7 | 6.50 | 901.7 | 4.01 | 907.3 | 5.63 | 916.4 | 15.7 |
Ce80Zr10Pr10 | 900.6 | 8.33 | 901.9 | 4.02 | 907.2 | 5.63 | 916.4 | 15.2 |