The effects of current density and amount of discharge on dendrite formation in the lithium powder anode electrode

作者: Il Won Seong , Chang Hyun Hong , Bok Ki Kim , Woo Young Yoon

DOI: 10.1016/J.JPOWSOUR.2007.12.062

关键词: Composite materialScanning electron microscopeLithiumChemistryCritical conditionAnodeCurrent densityLithium batteryAnalytical chemistryElectrodeDendrite (crystal)

摘要: Abstract A compacted lithium powder anode was used to improve the demerits of dendrite formation metal. Dendrite metal restrained use under a specific amount discharge and current density. In this study, density which suppress at surface electrode were investigated on an experimental basis. Discharge/charge reactions accomplished various values by using beaker cells. It analyzed SEM images whether formed or not electrode. From experiments, relationship between total deduced as simple mathematical model. model, critical condition for in Li-powder increased from 0.1 mA cm −2 1 mA cm However, decreased over . Using could be estimated.

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