Reduced graphene oxide supported Pd-Cu-Co trimetallic catalyst:synthesis,characterization and methanol electrooxidation properties

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摘要 Trimetallicpalladium-copper-cobaltnanoparticlessupportedonreducedgrapheneoxide(PdCuCo/RGO)withdifferentmolarratiosofPd,CuandCocanbesynthesizedbyfacilechemicalreductionwithNaBH4asreductantandcetrimoniumbromideasstabilizer.Themorphology,structureandcompositionoftheas-synthesizedcatalystsarecharacterizedbytransmissionelectronmicroscopy,X-raydiffractionandXrayphotoelectronspectroscopy.Thecyclicvoltammetryandchronoamperometryareutilizedtoinvestigatetheelectrochemicalactivitiesandstabilitiesoftheas-obtainedcatalysts.TheresultsdemonstratethatthePdCuCo/RGOcatalystshowssuperiorcatalyticactivityandstabilityformethanolelectrooxidationinalkalinemediacomparedwithPdCu/RGO,PdCo/RGO,andPd/RGOcatalysts.ThesefindingssuggestthatthePdCuCo/RGOcatalystpossessesagreatpotentialasapromisinganodecatalystfordirectmethanolfuelcells.
机构地区 不详
出处 《能源化学:英文版》 2019年2期
出版日期 2019年02月12日(中国期刊网平台首次上网日期,不代表论文的发表时间)
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