CPTA-modified WO₃ ETL

Light-soaking eliminated

Fullerene derivative CPTA modifies the WO₃/perovskite interface, simultaneously passivating defects and enhancing the built-in field for stable MA-free PSCs.

Yu, Xin · Cai, Bing · Zhang, Jinxia · Xingcheng, Li · Wang, Xue · Duan, Gongtao · Zhang, Wenfeng · Liu, Xinhang · Zhang, Wenhua · Yang, Shangfeng

Interdisciplinary Materials 2023

Specifications

钙钛矿电池效率从
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Advantages

Light-soaking effect eliminated

Enhanced built-in electric field between WO₃ and perovskite