Plasmon-activated nanozymes with enhanced catalytic activity by near-infrared light irradiation

References

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744Plasmon-activated nanozymes with enhanced catalytic activity by near-infrared light irradiationhttps://doi.org/10.1039/C9CC08223AMulti-metalPt-tipped gold nanorod-based nanozymes (Pt-GNRs) were synthesized by the modification of Pt nanoclusters onto the tips of GNRs

Materials

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BET
b nanozyme
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744Pt-GNRsTEMThe GNRs displayed a length of ~60 nm and a width of ~17 nm (aspect ratio of ~3.5), as seen in Figure 2b,c. After depositing of Pt, the rod-like structure remained, and the Pt nanodots with sizes of 3-4 nm covered the end of the GNRs homogeneously.

Kinetics

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744GNRsPODH2O29.28mM8.59-9M/s3.7321/s744light on
744GNRsPODH2O23.98mM4.96-9M/s2.1521/s744light off
744Pt-GNRsPODH2O214.43mM1.89-8M/s8.2121/s744light on
744Pt-GNRsPODH2O26.73mM7.73-9M/s3.3421/s744light off

Applications

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744Pt-GNRscancer treatment