Introducing visible-light sensitivity into photocatalytic CeO 2 nanoparticles by hybrid particle preparation exploiting plasmonic properties of gold: enhanced …

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1200Introducing visible-light sensitivity into photocatalytic CeO 2 nanoparticles by hybrid particle preparation exploiting plasmonic properties of gold: enhanced …https://doi.org/10.1039/D0NR06356HCompositeAu/CeO2 core/shell hybrid nanoparticles have been synthesized

Materials

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1200Au/CeO2 core/shell NPs12.20.4nmTEMThe Au/CeO2 hybrid NPs (cf. Figure 1b) consist of an Au core with a diameter of dc =5.7±0.4 nm, which is surrounded by a porous, grainy, and inhomogeneous CeO2 shell, resulting in an overall diameter of the inorganic NPs of dc =12.2±0.4 nm.

Kinetics

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1200Au/CeO2 core/shell NPs1200

Applications

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1200Au/CeO2 core/shell NPsAu/CeO2 core-shell nanoparticles allow the utilization of visible light Page 1 of 24 Nanoscale Nanoscale Accepted Manuscript Published on 07 December 2020. Downloaded by University of Western Ontario on 12/20/2020 7:21:12 PM. View Article Online DOI: 10.1039/D0NR06356H 2 for photoelectrochemical hydrogen peroxide (H2O2) detection with improved sensitivity under white light illumination or application of such particlesH2O2up to 2000μM3μMphotoelectrochemical