Preparation of graphene-based composites and their application research in lithium-ion batteries
石墨烯基复合材料的制备及其在锂离子电池中的应用研究

摘要

石墨烯基复合材料因其优异的电导性、力学性能及大比表面积，在锂离子电池中的应用研究取得了显著进展。本研究聚焦于石墨烯与其他材料的复合制备技术，并探讨其在锂离子电池中的性能表现。文章回顾了石墨烯基复合材料的制备方法，如化学还原法、溶液法和熔融共混法等；分析了石墨烯复合材料在锂离子电池中的应用优势，尤其是在提升电池容量、循环稳定性和倍率性能方面的贡献。石墨烯基复合材料有望成为未来高性能锂离子电池的重要材料之一。

Abstract

Graphene-based composites have achieved remarkable progress in application research in lithium-ion batteries due to their excellent electrical conductivity, mechanical properties, and large specific surface area. This study focuses on the composite preparation technology of graphene and other materials, and explores their performance in lithium-ion batteries. This article reviews the preparation methods of graphene-based composites, such as chemical reduction method, solution method, and melt blending method. It analyzes the application advantages of graphene composites in lithium-ion batteries, especially their contributions to improving battery capacity, cycle stability, and rate performance. Graphene-based composites are expected to become one of the important materials for high-performance lithium-ion batteries in the future.