集成界面和电极优化实现柔性高效率有机和钙钛矿太阳电池
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摘要
太阳能作为最丰富的清洁能源年达地表辐射总量8000倍于当前人类能源年度需求总量,开发高光-电转换效率、低成本的清洁能源技术因此引人关注。其中,基于有机和钙钛矿吸光材料的新型薄膜太阳能电池有望成为制备廉价清洁能源的变革性技术,但还有大量基础科学问题和工程技术难题亟需决解。报告中,我们将介绍针对半导体活性层和透明导电电极间的界面接触[1,2],以及传统的氧化铟锡(ITO)透明电极表现出机械韧性和导电性不足(柔性ITO的表面电阻60 ohm/sq)等问题[3,4],通过温和掺杂工艺制备可溶液加工的导电有机导电材料来改善和优化半导体活性层和电极界面之间的界面接触和引入分子集成策略实现器件的界面,活性层和透明电极优化来制备高效率有机和钙钛矿太阳电池。[5-9]
As the most abundant renewable energy source, solar energy reaching to the earth surface per year accounts 8000 times beyond the annual global energy demand. It is therefore photovoltaic research is extremely motivated to pursue highly efficient and low-cost photon-to-electron conversion. Thin-film solar cells made with organic and perovskite absorbers represent a transformative technology with great potentials for severing as low cost clean energy source, through there still have tremendous fundamental and technical challenges need to be solved. Efforts in the design, processing, and engineering of ?-conjugated molecule and polymers have enabled significantly enhanced performance and stability of such devices. In this talk, the integrative molecular engineering approach conducted in group of combining interface[1,2], and transparent electrode[3,4] to improve the performance and stability of polymer and hybrid perovskite photovoltaic cells will be discussed. Specific emphasis will be placed on the development of solution-processible conductive organics and their application for interface engineering between semiconductor and electrode interface for developing high-performance and flexible polymer and perovskite hybrid solar cells.[5-9]
引文
[1]Li,C.-Z.;Yip,H.-L.;Jen,A.K.Y.J.Mater.Chem.,22,2012,4161.
    [2]Chueh,C.-C.;Li,C.-Z.;Jen,A.K.Y.Energy Environ.Sci.,8,2015,1160.
    [3]Zou,J.;Li,C.-Z.;Chang,C.-Y.;Yip,H.-L.;Jen.A.K.-Y.Adv.Mater.,2014,26,3618.
    [4]Huang,J.;Li,C.-Z.;Chueh,C.-C.;Liu,S.-Q.;Yu,J.-S.;Jen.A.K.-Y.Adv.Energy.Mater.,2015,5,1500406.
    [5]Li,C.-Z.;Chang,C.-Y.;Zang,Y.;Ju,H.-X.;Chueh,C.-C.;Liang,P.-W.;Cho,N.;Ginger,D.S.;Jen,A.K.Y.Adv.Mater.,26,2014,6262.
    [6]Li,C.-Z.;Chueh,C.-C.;Yip,H.-L.;Ding,F.;Li,X.;Jen,A.K.Y.Adv.Mater.,2013,25,2457
    [7]Li,C.-Z.;Chueh,C.-C.;Ding,F.;Yip,H.-L.;Liang,P.-W.;Li,X.;Jen,A.K.Y.Adv.Mater.,2013,25,4425.
    [8]Huang,C.;Fu,W.;Li,C.-Z.;Zhang,Z.;Qiu,W.;Shi,M.;Heremans,P.;Jen,A.K.Y.;Chen,H.J.Am.Chem.Soc.2016,138,2528.
    [9]Li,C.Z.,Liang,P.W.,Sulas,D.B.,Nguyen,P.D.,Li,X.S.,Ginger,D.S.,Schlenker,C.W.,Jen,A.K.Y.Mater.Horiz.2,2015,414.

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