基于p型光电极的染料敏化太阳能电池研究进展

Research of Dye-Sensitized Solar Cells Based on p-Type Photoelectrode

基于p型光电极的染料敏化太阳能电池是一种受到广泛关注的新型太阳能电池。根据电池的结构不同可以将其分为p型和p-n叠层型染料敏化太阳能电池。其中p-n型叠层染料敏化太阳能电池的理论光电效率可以达到43%,高于传统的基于n型TiO_2光阳极的染料敏化太阳能电池理论效率(30%),引起了科学界的高度关注。本文将总结基于p型光电极染料敏化太阳能电池(p型和p-n型叠层器件)的研究成果,重点介绍用于p型和p-n型叠层染料敏化太阳能电池的电极材料,染料及电解质的研究进展;同时总结目前该类电池发展中亟需解决的问题以及进一步提高器件效率的途径。

Dye-sensitized solar cells with p-type photoelectrode is a new type of solar cell.According to the different structure of the device,it can be divided into p-type and p-n tandem dye-sensitized solar cells.The theoretical photoelectric efficiency of the p-n tandem dye-sensitized solar cell can reach 4 3%,which is higher than that of the traditional dye-sensitized solar cell based on n-type TiO2 photoanode(30%),and has gained great concern of the scientific community.We summarizes the research progress of dye-sensitized solar cells based on p-type photoelectrode(eg.p-type and p-n tandem devices),focuse on the research of electrode materials,dyes and electrolytes for these kinds of devices;and summarize the existed problems and the approaches to further improve the efficiency of the device in this paper.