Journal of Nanomaterials / 2017 / Article / Fig 3

Research Article

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

Figure 3

La 3d (a), Co and Mn 2p (b), O 1s (c), and Ce 3d (d) core level XPS spectra of La1−xCexCoO3 and La1−xCexMnO3 ( = 0, 0.2, and 0.4) perovskites.
(a)
(b)
(c)
(d)

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