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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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