1、钙钛矿太阳能电池,张明铉 PB15030833,介绍,概述,挑战,文献,结论,背景,背景,背景,概述,钙钛矿太阳能电池结构,概述,显著的特点迟滞效应,机理尚未明确,文献,3,离子在钙钛矿太阳能电池中的作用,钙钛矿太阳能电池,混合钙钛矿太阳能电池中的中间层,夹层的位置夹层的材料,Crystalline Phase Purity of CH3NH3PbI3-xClx Film for High-Efficiency Hysteresis-Free Perovskite Solar Cells,影响表面能改变形貌,混合钙钛矿太阳能电池中的中间层,Crystalline Phase Purity of
2、 CH3NH3PbI3-xClx Film for High-Efficiency Hysteresis-Free Perovskite Solar Cells,作用机制,陷阱态使电子与空穴复合增加,小分子与表面非键原子或表面的悬挂键结合减少陷阱态,混合钙钛矿太阳能电池中的中间层,Crystalline Phase Purity of CH3NH3PbI3-xClx Film for High-Efficiency Hysteresis-Free Perovskite Solar Cells,浸涂旋涂热蒸发,制备方法,混合钙钛矿太阳能电池中的中间层,Crystalline Phase Puri
3、ty of CH3NH3PbI3-xClx Film for High-Efficiency Hysteresis-Free Perovskite Solar Cells,两亲分子聚集、自组装分子的自组装,混合钙钛矿太阳能电池中的中间层,Crystalline Phase Purity of CH3NH3PbI3-xClx Film for High-Efficiency Hysteresis-Free Perovskite Solar Cells,钙钛矿电池可调迟滞效应的研究,典型钙钛矿电池的结构及工作机理,Tunable hysteresis effect for perovskite s
4、olar cells,钙钛矿太阳能电池不同迟滞效应的J-V曲线,钙钛矿电池可调迟滞效应的研究,Tunable hysteresis effect for perovskite solar cells,扫速对性能的影响,钙钛矿电池可调迟滞效应的研究,Tunable hysteresis effect for perovskite solar cells,滞后效应指数与c-TiO2喷涂次数以及扫描速率,钙钛矿电池可调迟滞效应的研究,Tunable hysteresis effect for perovskite solar cells,改变偏压，界面处的电荷积累,无偏压,小偏压,大偏压,钙钛矿电池
5、可调迟滞效应的研究,Tunable hysteresis effect for perovskite solar cells,离子在钙钛矿太阳能电池中的作用,离子在钙钛矿骨架中移动,钙钛矿离子电导随锂离子增多而增大,离子移动示意图及电化学性能测试,含离子的界面电子抽取速率变快,Extrinsic Movable Ions in MAPbI3 Modulate Energy Band Alignment in Perovskite Solar Cells,能级测量原理及掺杂类型,离子在钙钛矿太阳能电池中的作用,Extrinsic Movable Ions in MAPbI3 Modulate E
6、nergy Band Alignment in Perovskite Solar Cells,性能表征,离子在钙钛矿太阳能电池中的作用,Extrinsic Movable Ions in MAPbI3 Modulate Energy Band Alignment in Perovskite Solar Cells,CuSCN薄膜的结构表征,CuSCN基钙钛矿太阳能电池,Perovskite solar cells with CuSCN hole extraction layers yield stabilized efficiencies greater than 20%,Perovskite
7、 solar cells with CuSCN hole extraction layers yield stabilized efficiencies greater than 20%,CuSCN基钙钛矿太阳能电池,CuSCN的钙钛矿样品的形态表征和光致发光研究,Perovskite solar cells with CuSCN hole extraction layers yield stabilized efficiencies greater than 20%,CuSCN基钙钛矿太阳能电池,基于piro-OMeTAD和CuSCN作为空穴传输层的器件的光伏特性,稳定-CsPbI3钙钛矿相
8、制备高效钙钛矿太阳能电池,Bication lead iodide 2D perovskite component to stabilize inorganic a-CsPbI3 perovskite phase for high-efficiency solar cells,CsPbI3薄膜光谱表征及稳定性测试,Bication lead iodide 2D perovskite component to stabilize inorganic a-CsPbI3 perovskite phase for high-efficiency solar cells,稳定-CsPbI3钙钛矿相制备高
9、效钙钛矿太阳能电池,EDAPbI4 和CsPbI3xEDAPbI4光谱表征,Bication lead iodide 2D perovskite component to stabilize inorganic a-CsPbI3 perovskite phase for high-efficiency solar cells,稳定-CsPbI3钙钛矿相制备高效钙钛矿太阳能电池,CsPbI3xEDAPbI4的AFM图和SEM图,Bication lead iodide 2D perovskite component to stabilize inorganic a-CsPbI3 perovski
10、te phase for high-efficiency solar cells,稳定-CsPbI3钙钛矿相制备高效钙钛矿太阳能电池,性能表征,Bication lead iodide 2D perovskite component to stabilize inorganic a-CsPbI3 perovskite phase for high-efficiency solar cells,稳定-CsPbI3钙钛矿相制备高效钙钛矿太阳能电池,基于CsPbI30.025EDAPbI4器件和薄膜的稳定性测试,挑战,电池效率的可重现性差材料对空气和水的耐受性差以及器件的稳定性差电池材料有毒急需商业化器件开发,总结,良好的前景缓解能源紧缺减少环境负担巨大经济效应需要克服稳定性、重现性等问题,谢谢！,
