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Enhanced antioxidant ability of PEG coated Ce0.5Zr0.5O2 based nanofluids for scavenging hydroxyl radicals

A materials research study on PEG-coated Ce0.5Zr0.5O2 based nanofluids for hydroxyl radical scavenging.

ACS Omega / 2022
Enhanced antioxidant ability of PEG coated Ce0.5Zr0.5O2 based nanofluids for scavenging hydroxyl radicals

Research in 30 Seconds

PEG-coated nanofluidsCe0.5Zr0.5O2Hydroxyl radicalsAntioxidant abilityNanomaterials

Research Problem

Improving the hydroxyl radical scavenging capability of nanoceria through solid-solution engineering.

Approach

Developed defect-induced PEG coated ceria–zirconia solid-solution nanoparticles and evaluated their antioxidant performance.

Techniques Used

MV Fenton SystemPEG coatingNanofluid preparationHydroxyl radical scavenging evaluationMaterials characterization

Key Findings

  • •50% zirconium doping produced the highest antioxidant activity.
  • •PEG coating improved nanoparticle stability and dispersion.
  • •67% enhanced hydroxyl radical scavenging compared with undoped nanoceria.

Publication Details

Journal: ACS Omega

Year: 2022

Authors: Nandani Rai and Subramani Kanagaraj

DOI: 10.1021/acsomega.2c01266

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