Nitrate additives for lithium batteries:Mechanisms,applications,and prospects

查看全文 作　　者：Xiang [1]Li;Ruxin [1]Zhao;Yongzhu [1]Fu;Arumugam [2]Manthiram

机构地区：[1]College of Chemistry,Zhengzhou University,Zhengzhou,450001,PR China;[2]Materials Science&Engineering Program and Texas Materials Institute,The University of Texas at Austin,Austin,TX,78712,United States

出　　处：《eScience》索引2021年第1卷第2期,共16页

基　　金：This work was supported by the National Natural Science Foundation of China(22005274,21975225,and U2004214);Postdoctoral Science Foundation of China(2020M672261),and Welch Foundation grant F-1254. 摘　　要：Lithium-metal batteries(LMBs)are considered as one of the most promising energy storage devices due to the high energy density and low reduction potential of the Li-metal anode.However,the growth of lithium dendrites results in accumulated dead Li and safety issues,limiting the practical application of LMBs.LiNO_(3)is a well-known additive in lithium-sulfur batteries to regulate the solid-electrolyte interphase(SEI),effectively suppressing the redox shuttle of polysulfides.Recently,other nitrates have been investigated in various electrolyte and battery systems,yielding improved SEI stability and cycling performance.In this review,we provide an overview of various nitrates,including LiNO_(3)for lithium batteries,focusing on their mechanisms and performance.We first discuss the effect of nitrate anions on SEI formation,as well as the cathode-electrolyte interphase(CEI).The solvation behavior regulated by nitrates is also extensively explored.Some strategies to improve the solubility of LiNO_(3)in ester-based electrolytes are then summarized,followed by a discussion of recent progress in the application of nitrates in different systems.Finally,further research directions are presented,along with challenges.This review provides a comprehensive understanding of nitrates and affords new and interesting ideas for the design of better electrolytes and battery systems. 关键词：Nitrate additive Lithium battery Mechanism Application

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Nitrate additives for lithium batteries:Mechanisms,applications,and prospects

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