Comparative evaluation of manganese oxide and its graphene oxide nanocomposite as polyphenol oxidase mimics

References

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1041Comparative evaluation of manganese oxide and its graphene oxide nanocomposite as polyphenol oxidase mimicshttps://doi.org/10.1016/j.mtcomm.2021.102237CompositeIn the present study, Mn3O4 NPs, graphene oxide (GO) and their nanocomposite (NC) were synthesized by sol-gel, modified Hummer’s and ultra-sonication methods respectively.

Materials

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Kinetics

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1041Mn3O4 NPsOXDPolyphenol1.14mM1041
1041OH-Co3O4PODTMB0.0152mM1.13-7M/s1.6041/s1041
1041OH-Co3O4PODH2O2412mM10.05-7M/s13.441/s1041
1041OH-Co3O4OXDGSH0.66mM0.98μM/min8.3441/s10418M-1 s-1

Applications

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1041Mn3O4 NPs and NCMn3O4 NPs and NC can be used as PPO mimics in the potential fields such as biosensing and removal of phenolic compounds in industrial waste waters.