Synthesis of CeO2 hollow microspheres with oxidase-like activity and their application in the catalytic degradation of p-nitrophenol

References

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777Synthesis of CeO2 hollow microspheres with oxidase-like activity and their application in the catalytic degradation of p-nitrophenolhttps://doi.org/10.1080/09593330.2019.1624835Metal oxideCeO2

Materials

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777CeO2SEMHollow CeO2 microspheres were shown to range in size from 1 to 3 µm, with the outer shell composed of smaller CeO2 particles of 20 nm average size (Figure 1).28.0

Kinetics

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Applications

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777CeO2catalytic degradation of p-nitrophenolp-nitrophenolColorHMS showed a maximum p-NP degradation rate of 76.5% at a CeO2 dosage of 40 mg, 2 h reactive time, at 30°C and pH of 4.8 when the concentration of p-NP was 20 mg L−1.