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Effect of Kz–Ce0.5Mn0.5O2 catalyst on activation energy and pre-exponential factor.
| Samples | Fitting curve equation | Activation energy (kJ/mol) | Preexponential factor (/min) |
|---|---|---|---|
| Ce0.5Mn0.5O2 | y = − 3.58x − 7.01 | 29.77 | 48.48 |
| K0.1–Ce0.5Mn0.5O2 | y = − 3.50x − 6.97 | 29.10 | 49.49 |
| K0.2–Ce0.5Mn0.5O2 | y = − 3.30x − 6.71 | 27.46 | 60.23 |
| K0.3–Ce0.5Mn0.5O2 | y = − 3.41x − 6.81 | 28.34 | 56.16 |
