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WS2Bernalite非均相类芬顿体系降解水中抗生素的研究 Title:WS2BernaliteHeterogeneousFenton-likeSystemforAntibioticsDegradationinWater Abstract: Waterpollutioncausedbyantibioticshasbecomeaconcerningissueduetoitspotentialadverseeffectsonhumanhealthandtheenvironment.Traditionalwatertreatmentmethodsoftenfailtoeffectivelyremoveantibioticsfromwatersources.Inrecentyears,heterogeneousFenton-likesystemshaveemergedasapromisingapproachforantibioticdegradation.ThisstudyaimstoinvestigatethepotentialofWS2bernaliteasaheterogeneousFenton-likecatalystforthedegradationofantibioticsinwater.TheexperimentalresultsdemonstratetheeffectivenessofWS2bernaliteinremovingantibioticsfromwater,highlightingitspotentialasanalternativesolutionforwatertreatment. 1.Introduction: Waterpollutioncausedbythereleaseofantibioticsintowatersourceshasbecomeasignificantenvironmentalconcernworldwide.Antibioticsarewidelyusedinhumanandveterinarymedicineforthetreatmentofvariousinfections.However,theincompleteremovalofantibioticsduringwastewatertreatmentleadstotheiraccumulationinsurfacewaterandgroundwater,posingseriousriskstopublichealthandecologicalbalance. Conventionalwatertreatmentmethods,suchasbiologicaltreatmentoractivatedcarbonadsorption,oftenfailtoeffectivelyremoveantibioticsduetotheircomplexmolecularstructuresandresistancetodegradation.Therefore,thereisagrowingdemandforefficientandcost-effectivemethodstodegradeantibioticsinwater. HeterogeneousFenton-likecatalystshavereceivedconsiderableattentionduetotheirabilitytogeneratehighlyreactivehydroxylradicals(•OH),whicharepowerfuloxidantsfororganicpollutantdegradation.WS2bernaliteisatwo-dimensional(2D)nanomaterialwithauniquelayeredstructure,makingitanattractivecandidatefortheapplicationofheterogeneousFenton-likesystems. 2.ExperimentalMethodsandMaterials: 2.1SynthesisofWS2Bernalite: WS2bernalitewassynthesizedthroughafacilehydrothermalmethodusingsodiumtungstateandthioacetamideasprecursors.ThesynthesisconditionswereoptimizedtoobtainWS2bernalitewithahighsurfaceareaandcrystallinity. 2.2Charac