染料敏化太阳电池(dye-sensitized solar cells,DSC)是蓬勃发展的一种新型光电转换技术,其显著特点是透明和颜色可调.电解质是影响DSC电池光伏特性关键性因素之一.氧化还原电解质正逐渐成为敏化太阳电池、甚至光电化学领域中的研究重点.本文对DSC电池中非碘电解质体系的研究进展,重点针对氧化还原电对分子的电荷性质、溶剂化作用、对电极等对器件性能的影响规律,深入讨论有机氧化还原电对体系在这些领域中的应用.由于有机氧化还原电对体系具有可控性和可变性的优势,相信通过结合新型染料敏化剂和对电极,会在光伏新能源领域中展现出美好的应用前景.
Dye-sensitized mesoscopic solar cell(DSC) has been intensively investigated as a promising photovoltaic cell.Redox electrolyte is important to determine the photovoltaic(PV) performance of the DSC devices,which has become the focus of this topic.In this contribution,recent advances in understanding and controlling of various redox couples are reviewed.Specially,we extend our discussion on the trends that enable iodide-free redox couples to be controllable and feasible for applications in the DSC with promising features.
LU JianFengBAI JieXU XiaoBaoLI ZhiHongCAO KunCUI JinWANG MingKui
