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- W2977331743 endingPage "118253" @default.
- W2977331743 startingPage "118253" @default.
- W2977331743 abstract "Syngas has been synthesized via (photo) electrochemical CO2 reduction. Its amount and yield efficiency are determined the utilizable CO2. Here we show syngas electrosynthesis using self-supplied CO2, namely in situ generated CO2 from photoelectrocatalytic pollutant oxidation. In a single-chamber based two-electrode system, CO2 is produced continuously during photoelectrocatalytic phenol oxidization on the anode of TiO2 nanotubes decorated with Pd nanoparticles. Such in-situ generated CO2 is then reduced into CO at a Pd-Cu cathode. With a phenol oxidation efficiency of 87% and a faradaic efficiency of 75%, the syngas yield is as high as 339.3 μmol. The ratio of carbon-to-hydrogen in syngas is variable from 0 to 1:10 under different current densities. The reactions for syngas generation are investigated using in-situ electrochemical infrared technique and confirmed to be C6H5OH→CO2→CO2*→COOH*→CO*+H+→CO+H2. This study thus provides an approach to degrade pollutants and simultaneously utilize produced CO2 for the production of value-added chemicals like syngas." @default.
- W2977331743 created "2019-10-10" @default.
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- W2977331743 date "2020-02-01" @default.
- W2977331743 modified "2023-10-17" @default.
- W2977331743 title "Syngas electrosynthesis using self-supplied CO2 from photoelectrocatalytic pollutant degradation" @default.
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- W2977331743 doi "https://doi.org/10.1016/j.apcatb.2019.118253" @default.
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