随着全球对可持续储能解决方案需求的日益增长,水系锌离子电池因其高安全性、低成本和环境友好性而成为锂离子电池有前景的补充储能技术。在众多正极材料中,五氧化二钒(V2O5)因其独特的层状结构、高理论容量和可调节的氧化还原特性而备受关注。系统综述了近年来V2O5正极材料在水系锌离子电池中的研究进展,重点讨论了其储能机制、改性策略及其制备工艺优化。通过对文献的分析,总结了当前研究面临的挑战,并展望了未来发展方向,为高性能水系锌离子电池的设计与开发提供理论参考。
Driven by the worldwide demand for sustainable energy-storage solutions,aqueous zinc-ion batteries (AZIBs) have emerged as a promising complement energy storage technology to lithium-ion batteries because of their intrinsic safety,low cost and environmental benignity.Among various cathode candidates,vanadium pentoxide (V2O5) has attracted intensive interest owing to its unique layered structure,high theoretical capacity and tunable redox chemistry.This review systematically summarized recent advances in V2O5 cathodes for AZIBs,with emphasis on energy-storage mechanisms,modification strategies,and preparation-process optimization.Based on a comprehensive literature analysis,current challenges were highlighted,and future research directions were proposed,providing theoretical guidance for the design and development of high-performance aqueous zinc-ion batteries.
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基金资助
国家自然科学基金面上项目(52377214)