有机-无机金属卤素钙钛矿太阳能电池作为新一代光伏技术已经吸引到众多关注.近期研究表明,不管是在介空结构还是平面异质结结构的钙钛矿电池中,每次钙钛矿效率的重大突破都归因于钙钛矿薄膜质量的提高.钙钛矿太阳能电池与其他多晶薄膜太阳能电池相似,增加晶粒尺寸和减少晶界可以极大的增加器件效率.在本文中,钙钛矿薄膜形貌和结晶度在最优化的热处理过程可以得到极大的改善和提高.我们制备的高性能平面异质结钙结构钙钛矿太阳能电池,获得了17.81％的最高效率和17.44％ ±0.5％的平均效率.
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