有机-金属钙钛矿太阳能电池微结构及载流子传输机制Microstructure and charge carrier transport mechanism of organic-metal perovskite solar cells
邓建平,方俊飞,傅明星,杨智
摘要(Abstract):
采用有机-金属卤化物钙钛矿作为光吸收材料的固态太阳能电池取得了巨大的突破与快速的发展,电池效率已超过20%。对固态钙钛矿太阳能电池的微结构和激发载流子在电池内的产生与传输机制做了详细的综述与分析,指出了电池结构从介孔"敏化"结构开始,经历介观-超结构、平面异质结结构、无空穴传输层结构及无电子传输层结构的发展阶段。分析表明电池结构的发展主要取决于对有机-金属卤化物钙钛矿材料中激发载流子分离与传输机制的深入认识,利用既可传输电子又可传输空穴的有机-金属卤化物钙钛矿材料制备的介孔结构和异质结结构的电池都可实现高效率转化。
关键词(KeyWords): 太阳能电池;钙钛矿;微结构;载流子传输;介孔结构;异质结
基金项目(Foundation): 陕西省教育厅重点实验室科研项目(16JS016);; 陕西省科技统筹创新工程重点实验室项目(2014SZS16-K02);; 国家自然科学基金(61604122)~~
作者(Author): 邓建平,方俊飞,傅明星,杨智
DOI: 10.16652/j.issn.1004-373x.2018.06.021
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