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OALib Journal期刊
ISSN: 2333-9721
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EffectofPartialSubstitutionofNibyCuinLaNiO3PerovskiteCatalystforDryMethaneReforming
DOI: 10.1016/S1872-2067(11)60378-1, PP. 797-801
Keywords: dryreformingofmethane,perovskite,lanthanun,nickel,sol-gelmethod
Abstract:
？AseriesofternaryperovskitetypeoxidesLaNi1-xCuxO3(x=0.2,0.4,0.6,0.8,and1.0)weresynthesizedviathesol-gelmethodinpropionicacid.PartialsubstitutionofNibyCushowedhigheractivitiesandselectivitiestowardssyngasproducts.LaNi0.8Cu0.2O3wasthemostactivetowardtheCH4andCO2conversions,andwasselectiveforsyngasproducts.Temperature-programmedreductionresultsshowedthattheadditionofCufacilitatesthereductionofNi3+toNi0,whichisthemainreasonforthehigherperformanceofthiscatalyst.
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