Journal of Nanomaterials / 2017 / Article / Tab 3

Research Article

Lanthanum-Based Perovskite-Type Oxides La1−xCexBO3 (B = Mn and Co) as Catalysts: Synthesis and Characterization

Table 3

XPS peak positions and atomic percentages of and perovskites obtained from the fitting of La 3d, Co 3p, Mn 3p, Ce 3d, and O1s XPS spectra.


La 3d (eV)834.3834.7834.3834.7834.4
Co 3p/Mn 3p (eV)779.9780.2779.9641.8641.8
O 1s (eV)528.5528.8528.7528.8528.9
Ce1 (at. %)4.84 (3.9)7.11 (3.6)6.4 (10.1)
O (at. %)75.173.673.477.474.9
La (at. %)15.713.

value in parenthesis is a peak percentage (%) of the Ce3+ ion.

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