The role of grain boundaries in solid-state Li-metal batteries
作者机构：Department of MaterialsUniversity of OxfordOxford OX13PHUnited Kingdom The Faraday InstitutionDidcot OX110RAUnited Kingdom
出 版 物：《Materials Futures》 (材料展望（英文）)
年 卷 期：2023年第2卷第1期
页 面：104-120页
核心收录：
基 金：the support of The Faraday Institution(Grant No.FIRG026) the Henry Royce Institute(through UK Engineering and Physical Science Research Council Grant EP/R010145/1)for capital equipment
主 题：solid electrolytes grain boundaries lithium growth glasses
摘 要：Despite the potential advantages promised by solid-state batteries,the success of solid-state electrolytes has not yet been fully *** is due in part to the lower ionic conductivity of solid *** many solid superionic conductors,grain boundaries are found to be ionically resistive and hence contribute to this lower ionic ***,in spite of the hope that solid electrolytes would inhibit lithium filaments,in most scenarios their growth is still observed,and in some polycrystalline systems this is suggested to occur along grain *** is apparent that grain boundaries affect the performance of solid-state electrolytes,however a deeper understanding is *** this perspective,the current theories relating to grain boundaries in solid-state electrolytes are explored,as well as addressing some of the challenges which arise when trying to investigate their *** are presented as a possible solution to reduce the effect of grain boundaries in *** research directions are suggested which will aid in both understanding the role of grain boundaries,and diminishing their contribution in cases where they are detrimental.
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