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- W4308107188 endingPage "122143" @default.
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- W4308107188 abstract "Single atom Pt was anchored on the surface of SiO2 (Pt1/SiO2) with the assistance of ionic liquid. It was found that Pt1(0.1 %)/SiO2 could catalyze to sonically generate 3027.1 µmol L−1 h−1 H2O2, being 25.2 folds and 11.6 folds of those from pure ultrasound and sonocatalytic processes of Ptn(0.1 %)/SiO2, respectively. It was also the maximum concentration of H2O2 generated by sonocatalysis so far. The significant boosting effect of Pt1 was attributed to the synergetic role of its two-way catalytic processes proved by isotope labeling and DFT calculation. Firstly, Pt1 catalyzed the sono-splitting of H2O to generate •OH as the precursor of H2O2 formation by increasing the adsorption energy of H2O; Secondly, it catalyzed the combination of O2 and •H to selectively generate •OOH as another precursor of H2O2 by one end-on type adsorption of O2 on Pt1. These findings provided a new way to enhance the ultrasonic generation of H2O2." @default.
- W4308107188 created "2022-11-08" @default.
- W4308107188 creator A5006254705 @default.
- W4308107188 creator A5013884860 @default.
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- W4308107188 creator A5052769407 @default.
- W4308107188 creator A5090886975 @default.
- W4308107188 creator A5091310403 @default.
- W4308107188 date "2023-04-01" @default.
- W4308107188 modified "2023-10-01" @default.
- W4308107188 title "Significant boosting effect of single atom Pt towards the ultrasonic generation of H2O2: A two-way catalytic mechanism" @default.
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