介观太阳能电池(Mesoscopic Solar Cells)作为新一代太阳能电池的突出代表,具有原材料来源丰富,制备工艺简单,光电转换效率高等优点,从而具有广阔的应用前景.本工作简要评述了全固态介观太阳能电池从染料敏化太阳能电池(Dye-sensitized ...介观太阳能电池(Mesoscopic Solar Cells)作为新一代太阳能电池的突出代表,具有原材料来源丰富,制备工艺简单,光电转换效率高等优点,从而具有广阔的应用前景.本工作简要评述了全固态介观太阳能电池从染料敏化太阳能电池(Dye-sensitized solar cells)发展到钙钛矿太阳能电池(Perovskite solar cells)过程中新材料、新技术和新概念的研究进展.1998年,Gr?tzel课题组首次将固态有机空穴传输材料spiro-OMeTAD应用到染料敏化太阳能电池中,制备出全固态染料敏化太阳能电池,虽然仅获得了0.74%的光电转换效率,但是却使得全固态染料敏化太阳能电池迅速发展成为介观太阳能电池的重要研究方向.2012年,Park与Gr?tzel课题组合作,使用钙钛矿型吸光材料(CH3NH3)PbI3作为敏化剂,spiro-OMeTAD作为空穴收集层,制备出光电转换效率达到9.7%的全固态介观太阳能电池,又被称为钙钛矿太阳能电池.自此,基于钙钛矿材料的介观太阳能电池迅速成为太阳能电池领域的研究热点.目前,钙钛矿太阳能电池的最高公证效率已经达到20.1%.钙钛矿太阳能电池作为介观太阳能电池商业化道路上里程碑式的突破,在材料开发、界面优化以及器件稳定性方面的研究仍充满挑战,也期待新的突破.展开更多
To meet the challenge of continuously increasing global energy demands,organic-inorganic halide based perovskite solar cells(PSCs) have garnered great attention from the photovoltaic research community for their low c...To meet the challenge of continuously increasing global energy demands,organic-inorganic halide based perovskite solar cells(PSCs) have garnered great attention from the photovoltaic research community for their low cost and high efficiency.The efficiency of perovskite-based mesoscopic solar cells increases rapidly,from 3.8%in 2009 to22.1%in 2016.N-type metal-oxide electron transport layer,as one of the important components in mesoscopic PSCs(MPSCs),acts as not only a scaffold layer for the growth of perovskite crystals,but also a layer to supply transfer pathways for electrons injected from perovskites.In this review,we discussed recent published reports of MPSCs with the focus on n-type metal-oxide electron transport layer in MPSCs.The scaffold materials,scaffold nanostructure,and scaffold/perovskite interface engineering are considered,and the effects of these modifications of scaffolds on the performance of MPSCs are summarized in this review.展开更多
文摘介观太阳能电池(Mesoscopic Solar Cells)作为新一代太阳能电池的突出代表,具有原材料来源丰富,制备工艺简单,光电转换效率高等优点,从而具有广阔的应用前景.本工作简要评述了全固态介观太阳能电池从染料敏化太阳能电池(Dye-sensitized solar cells)发展到钙钛矿太阳能电池(Perovskite solar cells)过程中新材料、新技术和新概念的研究进展.1998年,Gr?tzel课题组首次将固态有机空穴传输材料spiro-OMeTAD应用到染料敏化太阳能电池中,制备出全固态染料敏化太阳能电池,虽然仅获得了0.74%的光电转换效率,但是却使得全固态染料敏化太阳能电池迅速发展成为介观太阳能电池的重要研究方向.2012年,Park与Gr?tzel课题组合作,使用钙钛矿型吸光材料(CH3NH3)PbI3作为敏化剂,spiro-OMeTAD作为空穴收集层,制备出光电转换效率达到9.7%的全固态介观太阳能电池,又被称为钙钛矿太阳能电池.自此,基于钙钛矿材料的介观太阳能电池迅速成为太阳能电池领域的研究热点.目前,钙钛矿太阳能电池的最高公证效率已经达到20.1%.钙钛矿太阳能电池作为介观太阳能电池商业化道路上里程碑式的突破,在材料开发、界面优化以及器件稳定性方面的研究仍充满挑战,也期待新的突破.
基金supported by the National Natural Science Foundation of China(91433203 and 61474049)the Ministry of Science and Technology of China(2015AA034601)+1 种基金the 111 Project(B07038)the Science and Technology Department of Hubei Province(2013BAA090)
文摘To meet the challenge of continuously increasing global energy demands,organic-inorganic halide based perovskite solar cells(PSCs) have garnered great attention from the photovoltaic research community for their low cost and high efficiency.The efficiency of perovskite-based mesoscopic solar cells increases rapidly,from 3.8%in 2009 to22.1%in 2016.N-type metal-oxide electron transport layer,as one of the important components in mesoscopic PSCs(MPSCs),acts as not only a scaffold layer for the growth of perovskite crystals,but also a layer to supply transfer pathways for electrons injected from perovskites.In this review,we discussed recent published reports of MPSCs with the focus on n-type metal-oxide electron transport layer in MPSCs.The scaffold materials,scaffold nanostructure,and scaffold/perovskite interface engineering are considered,and the effects of these modifications of scaffolds on the performance of MPSCs are summarized in this review.
