氧化镍多孔纳米结构的构筑与电致变色性能研究进展

Recent progress on construction of porous NiO nanostructures and their electrochromic properties

电致变色材料外加低电场控制下可以改变其对太阳光的透射、反射和吸收等光学特性,在节能窗、静态显示以及军事领域具有广泛的应用。氧化镍(NiO)作为一种重要的离子存储层材料以及阳极着色材料,具有光学对比度大、原料丰富和环境友好等优点,但是也存在着循环稳定性差和响应速度较慢等缺点。为了解决这些问题,NiO材料的合理结构设计至关重要。综述了关于氧化镍多孔纳米结构的设计与电致变色性能表现。讨论了不同的制备方法所获得的NiO多孔纳米结构的形貌结构和性能特点,并将NiO多孔薄膜与其对应的致密膜在性能上进行了对比。最后对多孔NiO多孔纳米结构的发展进行了展望。

Electrochromic materials can be widely used in energy efficient windows,static displays as well as military fieldsowing to their switchable reflection,transmission and absorption towards solar irradiation.As an important ion storage layer and anode electrochromic material,nickel oxide(NiO)has the advantages of large optical contrast,abundant sources and environment-friendly,however,disadvantages of poor cycling stability and sluggish response speed as well.To circumvent the obstacle,it is crucial to design a rational architecture of NiO structures.Reviewed recent advances on the construction of porous NiO films as well as their electrochromic performance.Structure and electrochromic property characteristics of the NiO porous films obtained by different preparation methods were discussed.In addition,electrochromic properties of compact and porous NiO films were compared.Finally,development prospect of porous NiO films in electrochromism was considered.