阳极
电解质
法拉第效率
材料科学
锂(药物)
硅
阴极
氧化物
石墨
纳米技术
制作
化学工程
电极
化学
冶金
工程类
物理化学
病理
替代医学
内分泌学
医学
作者
Shuo Zhang,Meinan He,Chi‐Cheung Su,Zhengcheng Zhang
标识
DOI:10.1016/j.coche.2016.08.003
摘要
State-of-the-art lithium-ion batteries (LIBs) are based on a lithium transition metal oxide cathode, a graphite anode and a nonaqueous carbonate electrolyte. To further increase the energy and power density of LIBs, silicon anodes have been intensively explored due to their high theoretical capacity, low operation potential, and low cost. However, the main challenges for Si anode are the large volume change during lithiation/delithiation process and the instability of the solid-electrolyte-interphase associated with this process. Recently, significant progress has been achieved via advanced material fabrication technologies and rational electrolyte design in terms of improving the Coulombic efficiency and capacity retention. In this paper, new developments in advanced electrolyte and additive for LIBs with Si anode were systematically reviewed, and perspectives over future research were suggested.
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