锂离子电池硅碳负极材料的应用研究进展  

Research progress on the application of silicon-carbon anode materials in lithium-ion batteries

作　　者：王娟[1] 张香兰[1] WANG Juan;ZHANG Xianglan(China University of Ming and Technology,School of Chemical and Environmental Engineering Beijing,Beijing 100083,China)

机构地区：[1]中国矿业大学(北京)化学与环境工程学院,北京100083

出　　处：《化学工业与工程》2024年第6期75-90,共16页Chemical Industry and Engineering

摘　　要：负极材料的结构与性质对锂离子电池的容量和电化学性能有着决定性的作用,硅/碳复合材料因其高比容量而被认为是下一代锂离子电池最有前途的负极材料之一。其优异的锂离子嵌入能力和循环稳定性得到广泛研究与应用探索,但循环过程中巨大的体积膨胀成为其商业化的障碍,硅碳材料的结构与合成方法对解决其体积膨胀问题起着关键的作用。简单说明了硅负极的储锂机理与失效机制,综述了近年来锂离子电池硅碳负极材料的应用研究进展,重点关注硅碳负极材料的结构设计与制备方法,并对硅碳复合材料的未来商业发展前景进行了初步评价。The structure and properties of anode materials are crucial for the capacity and performance of lithium-ion batteries.Silicon/carbon composites are highly regarded as promising anode materials for next-generation batteries due to their high specific capacity.However,the significant volume expansion during cycling hinders their commercialization.The structure and methods to synthesize silicon/carbon materials are key to addressing this issue.This paper provides an review of the lithium storage and failure mechanisms of silicon anodes,summarizes recent progress in silicon carbon anode materials for lithiumion batteries,focuses on structural design and preparation methods,and assesses the future commercial prospects of silicon/carbon composites.

关 键 词：锂离子电池 硅基负极 结构设计 硅碳复合 

分 类 号：TM912.6[电气工程—电力电子与电力传动]