Flower-Like Mn-Doped CeO₂ Microstructures: Synthesis, Characterizations, and Catalytic Properties

Table 1

Lattice parameters and the proportions of O′′ and Mn³⁺ of pure CeO₂ and Mn-doped CeO₂ samples calculated from XRD and XPS, respectively.

Samples	Lattice parameter (Å)	O′′/(O′′ + O′) (%)	Mn^3+/(Mn^2+ + Mn^3+) (%)
Pure CeO2	5.4113	39.5	—
MCO-1	5.4059	44.7	44.9
MCO-2	5.3983	45.4	45.1
MCO-3	5.3938	50.6	56.1
MCO-4	5.4015	45.9	56.8