三维负极材料二氧化钛纳米管阵列的研究进展

Research progress in titanium dioxide nanotube arrays as three-dimensional anode materials

综述了二氧化钛(TiO2)纳米管阵列(TNTAs)的常用制备方法——模板法和阳极氧化法,以及TNTAs结构特征和表面改性对电极电化学性能的影响。指出表面改性,负载高导电率和高容量物质,以及开发高容量的亚稳态晶型TiO2(B)纳米阵列等,是TNTAs作为锂离子电池三维纳米负极材料的研究方向。

The synthetic methods of titanium dioxide （TiO2） nanotube arrays （TNTAs） such as template method and anodic oxidation method were summarized, the effects of TNTAs＇ structure and modification on the electro ehemical performance of the electrode were reviewed. The research directions of TNTAs used as three-dimensional anode material of Li-ion battery, such as surface modification, loading high electric conductivity and high capacity material, developing metastable TiO2（B） nanoarrays with high capacity, were pointed out.