预览加载中，请您耐心等待几秒...

二硫化锡基钠离子电池负极材料的研究进展.docx

预览
1/2
2/2

在线预览结束，喜欢就下载吧，查找使用更方便

下载提示 文本预览

如果您无法下载资料，请参考说明：

1、部分资料下载需要金币，请确保您的账户上有足够的金币

2、已购买过的文档，再次下载不重复扣费

3、资料包下载后请先用软件解压，在使用对应软件打开

二硫化锡基钠离子电池负极材料的研究进展 Title:ResearchProgressonSnS2-BasedSodium-IonBatteryNegativeElectrodeMaterial Abstract: Inrecentyears,sodium-ionbatteries(SIBs)havegainedincreasedattentionasapromisingalternativetolithium-ionbatteries,thankstotheabundanceandlowcostofsodiumresources.AsakeycomponentofSIBs,negativeelectrodematerialsplayacriticalroleintheoverallperformanceandenergystoragecapabilitiesofthebattery.Amongvariouspromisingnegativeelectrodematerials,SnS2-basedmaterialshaveattractedsignificantattentionduetotheiruniquepropertiesandpotentialasahigh-performancesodium-ionstoragematerial.ThispapercomprehensivelyreviewstheresearchprogressonSnS2-basedsodium-ionbatterynegativeelectrodematerials,includingsynthesismethods,structuralcharacterization,electrochemicalperformance,andchallengesfacedinthedevelopmentofSnS2-basedmaterials. 1.Introduction: 1.1Background 1.2Significance 2.SynthesisMethodsofSnS2-BasedNegativeElectrodeMaterials: 2.1ChemicalVaporDeposition(CVD) 2.2Hydrothermal/SolvothermalMethod 2.3Sol-GelMethod 2.4OtherSynthesisMethods 3.StructuralCharacterizationofSnS2-BasedNegativeElectrodeMaterials: 3.1X-RayDiffraction(XRD) 3.2ScanningElectronMicroscopy(SEM) 3.3TransmissionElectronMicroscopy(TEM) 3.4RamanSpectroscopy 3.5OtherCharacterizationTechniques 4.ElectrochemicalPerformanceofSnS2-BasedNegativeElectrodeMaterials: 4.1Sodium-IonIntercalation/DeintercalationMechanism 4.2SpecificCapacityandCyclingStability 4.3RateCapability 4.4ElectrochemicalImpedanceSpectroscopy(EIS)Analysis 4.5OtherElectrochemicalPerformanceEvaluations 5.ChallengesandFuturePerspectives: 5.1RapidCapacityFading 5.2LowInitialCoulombicEfficiency 5.3StructuralStability 5.4AlternativeSodium-IonElectrodeMaterials 5.5ImprovementStrategies 6.Conclusion: ThispaperprovidesacomprehensiveoverviewoftheresearchprogressonSnS2-basednegativeelectrodematerialsforsodium-ionbatteries.Varioussynthesismethodsandstructuralcharacterizationtechniqueshavebeendiscussed.Theelectrochemicalperformance,includingspecificcapacity,cyclingstabi