Full metadata record
DC Field | Value | Language |
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dc.contributor.author | Razzaq, Abdul | - |
dc.contributor.author | Sinhamahapatra, Apurba | - |
dc.contributor.author | Kang, Tong-Hyung | - |
dc.contributor.author | Grimes, Craig A. | - |
dc.contributor.author | Yu, Jong-Sung | - |
dc.contributor.author | In, Su-Il | - |
dc.date.available | 2017-08-10T08:09:24Z | - |
dc.date.created | 2017-08-09 | - |
dc.date.issued | 2017-10 | - |
dc.identifier.issn | 0926-3373 | - |
dc.identifier.uri | http://hdl.handle.net/20.500.11750/4121 | - |
dc.description.abstract | Elevated atmospheric CO2 levels are recognized as a key driver of global warming. Making use of sunlight to photoreduce CO2, in turn fabricating hydrocarbon fuels compatible with the current energy infrastructure, is a compelling strategy to minimize atmospheric CO2 concentrations. However, practical application of such a photocatalytic system requires significant efforts for improved photoreduction performance and product selectivity. Herein, we investigate the performance of our newly developed reduced TiO2, prepared by a reduction process using Mg in 5% H2/Ar, for photoconversion of CO2 and water vapor to hydrocarbons, primarily CH4. Using Pt nanoparticles as a co-catalyst, under simulated solar light irradiation the reduced anatase TiO2 exhibits a relatively stable performance with a threefold increase in the rate of CH4 production (1640.58ppmg−1h−1, 1.13μmolg−1h−1) as compared to anatase TiO2 nanoparticles (546.98ppmg−1h−1, 0.38μmolg−1h−1). The improved photocatalytic performance is attributed to enhanced light absorption, suitable band edge alignment with respect to the CO2/CH4 redox potential, and efficient separation of photogenerated charges. Our results suggest that the Pt-sensitized reduced TiO2 can serve as an efficient photocatalyst for solar light CO2 photoreduction. © 2017 Elsevier B.V. | - |
dc.publisher | Elsevier B.V. | - |
dc.title | Efficient solar light photoreduction of CO2 to hydrocarbon fuels via magnesiothermally reduced TiO2 photocatalyst | - |
dc.type | Article | - |
dc.identifier.doi | 10.1016/j.apcatb.2017.05.028 | - |
dc.identifier.scopusid | 2-s2.0-85019760705 | - |
dc.identifier.bibliographicCitation | Applied Catalysis B: Environmental, v.215, pp.28 - 35 | - |
dc.subject.keywordAuthor | Reduced TiO2 | - |
dc.subject.keywordAuthor | Magnesiothermic reduction | - |
dc.subject.keywordAuthor | Visible light absorption | - |
dc.subject.keywordAuthor | CO2 photoreduction | - |
dc.subject.keywordAuthor | Stable performance | - |
dc.subject.keywordPlus | Black Tio2 | - |
dc.subject.keywordPlus | Carbon Dioxide | - |
dc.subject.keywordPlus | CH4 | - |
dc.subject.keywordPlus | Co2 Photoreduction | - |
dc.subject.keywordPlus | Conversion | - |
dc.subject.keywordPlus | Electromagnetic Wave Absorption | - |
dc.subject.keywordPlus | Irradiation | - |
dc.subject.keywordPlus | Light | - |
dc.subject.keywordPlus | Light Absorption | - |
dc.subject.keywordPlus | Magnesiothermic Reduction | - |
dc.subject.keywordPlus | Enhanced Light Absorptions | - |
dc.subject.keywordPlus | Nanoparticles | - |
dc.subject.keywordPlus | Photo Reduction | - |
dc.subject.keywordPlus | Photo Catalytic Performance | - |
dc.subject.keywordPlus | Photocatalytic Systems | - |
dc.subject.keywordPlus | Photochemical Reduction | - |
dc.subject.keywordPlus | Platinum | - |
dc.subject.keywordPlus | Product Selectivities | - |
dc.subject.keywordPlus | Redox Reactions | - |
dc.subject.keywordPlus | Reduced TiO2 | - |
dc.subject.keywordPlus | Room Temperature | - |
dc.subject.keywordPlus | Stable Performance | - |
dc.subject.keywordPlus | Titanium Dioxide | - |
dc.subject.keywordPlus | Visible Light | - |
dc.subject.keywordPlus | Visible Light Absorption | - |
dc.subject.keywordPlus | Water | - |
dc.subject.keywordPlus | Global Warming | - |
dc.subject.keywordPlus | Hydrocarbons | - |
dc.subject.keywordPlus | Hydrogen Production | - |
dc.citation.endPage | 35 | - |
dc.citation.startPage | 28 | - |
dc.citation.title | Applied Catalysis B: Environmental | - |
dc.citation.volume | 215 | - |
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