稀土发光材料在染料敏化太阳能电池中的研究进展

Recent Progress on the Application of Rare-earth Luminescence for Dye-sensitized Solar Cells

染料敏化太阳能电池(DSSCs)由于工艺简单、价格便宜、转换效率高等优点而备受关注。其中起负载敏化剂以及收集和传输电子作用的光阳极是关系到电池性能的重要部件。介绍了染料敏化太阳能电池的基本结构和工作原理,综述了优化染料敏化太阳能电池结构的研究现状;重点阐述了稀土发光材料改性二氧化钛提高光电转换效率的研究进展;指出稀土发光材料改性二氧化钛光阳极是提高染料电池光电转换效率的有效途径,也是未来的主要发展方向。

Dye-sensitized solar cells（DSSCs）have received a lot of attention because of their simple design,low fabrication cost and high conversion efficiency.The photo-anode plays an important role in cell′s performance and its function to load sensitizers,collect and transport electrons.The basic structure and the working principle of DSSCs are described.The research status of the optimization for DSSCs′structure is discussed.The research advances in modifying titanium dioxide by rare-earth luminescent material to improve photoelectric conversion efficiency are also reviewed.It points out that rare-earth luminescent material is an effective way to improve the photoelectric conversion efficiency of DSSCs,and is also the main development trend in the future.