Resistive Switching Properties and Failure Behaviors of (Pt, Cu)/ Amorphous ZrO2]Pt Sandwich Structures

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摘要 TheeffectofPtandCuelectrodesontheresistiveswitchingpropertiesandfailurebehaviorsofamorphousZrO2?lmswereinvestigated.ComparedwithCu/ZrO2/Ptstructures,thePt/ZrO2/PtstructuresexhibitbetterresistiveswitchingpropertiessuchasthehigherresistanceratioofOFF/ONstates,thelongerswitchingcyclesandnarrowdistributionofOFFstateresistance(Roff).TheswitchingmechanisminthePt/ZrO2/Ptstructurecanbeattributedtotheformationandruptureofoxygenvacancy?laments;whileintheCu/ZrO2/Ptstructure,thereexistbothoxygenvacancy?lamentsandCu?laments.TheformationofCu?lamentsisrelatedtotheredoxreactionofCuelectrodeundertheappliedvoltage.TheinhomogeneousdispersiveinjectionofCuionsresultsinthedispersiveRoffandsigni?cantdecreaseofoperatevoltage.Schematicdiagramsoftheformationofconductive?lamentsandthefailuremechanismintheCu/ZrO2/Ptstructuresarealsoproposed.
机构地区 不详
出版日期 2016年07月17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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