Novel Magnetically Separable Composites AgCI/lron Oxide with Enhanced Photocatalytic Activity Driven by Visible Light，第六届亚欧研讨会上处理和性能增强聚合物会议文集（2013.6.2-6 武汉）-中国聚合物网,论文下载

Novel Magnetically Separable Composites AgCI/lron Oxide with Enhanced Photocatalytic Activity Driven by Visible Light

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关键词：

AgCI/iron oxide composites Photocatalyst Visible light Magnetic
properties Recycle

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74K

所属学科：

分子表征

来源：

第六届亚欧研讨会上处理和性能增强聚合物会议文集（2013.6.2-6 武汉）

简介：

Ironoxideisconsideredtobeakindofpotentialphotocatalystduetoitsrelatedvisiblelightabsorption,naturalabundancecl],lowcostandstabilityunderdeleteriouschemicalconditionsc2].Theobjectiveofpresentworkistosynthesizevisible-lightironoxidephotocatalystswithmagnetismforrecycleandreuse.Inthestudy,AgCI/ironoxidecompositesweresynthesizedbyasimplechemicalprecipitationmethodandcalciningprocess.Thematerialcomposition,opticalpropertiesaswellasthemagneticcharacteristicshavebeenexaminedandverified,indicatingtheAgCI/ironoxidecompositeswithhighcrystallinityandmagnetism.UV-visdiffusereflectancespectra(DRS)indicatedthattheAgCI/ironoxidecompositeswereofmuchhigherabsorptioninlongwavelengthregionthanthebareironoxide.TheAgCI/ironoxidecompositesexhibitedsignificantimprovementperformancesinthephotodegradationoforganicdyesRhodaminB(RhB)undertheirradiationbyfluorescentlamp,whichwasremarkablysuperiortotheN-Ti02andadditionally,sufficedforthedecompositionsofmicrocystin-LR(MC-LR)andphenolowingtoitseffectiveelectron-holeseparationattheinterfacesofAgCI/ironoxide.Moreover,AgCI/ironoxidecompositesphotocatalystscouldbeeasilyseparatedandreusedfromthetreatedwaterbytheapplicationofanexternalmagneticfieldduetothepresenceof‘y-Fe203,whichshowedmagneticforcewasenoughtoperformseparation.

作者：

Y. Zhang, Y. R. Zhang

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2013-07-03 14:06:02

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