锂离子电池生物碳负极材料的制备及应用进展

Preparation of lithium-ion battery biochar anode and its application

负极材料对于锂离子电池的电化学性能至关重要。近年来,生物碳由于高丰度、可再生、低成本和高孔隙率等特性,作为锂离子电池负极材料被广泛研究。首先阐述了生物碳的形成机理,然后总结了生物碳材料的制备方法并讨论了生物碳负极材料电化学性能的影响因素。在此基础上对生物碳及其复合材料在锂离子电池负极材料领域的研究进展进行综述。

Anode materials have an important influence on the electrochemical performance of lithium-ion batteries(LIB).In recent years,due to the properties of abundance,sustainability,high porosity and low cost,biochar has been widely studied as the anode material of LIB.This review firstly introduced the formation mechanism of biochar.Then,the preparation methods of biochar were concluded.The influencing factors of the electrochemical performance of biochar anode materials were discussed.Based on this,research progress of biochar and its composites in the field of LIB anode materials was provided.