Ionic Liquid Control Crystal Growth to Enhance Planar Perovskite Solar Cells Efficiency

作者：Ji‐Youn Seo, Taisuke Matsui, Jingshan Luo, Juan‐Pablo Correa‐Baena, Fabrizio Giordano, Michael Saliba, Kurt Schenk, Amita Ummadisingu, Konrad Domanski, Mahboubeh Hadadian, Anders Hagfeldt, Shaik M. Zakeeruddin, Ullrich Steiner, Michaël Grätzel, Antonio Abate · 发表于：Advanced Energy Materials · 年份：2016 · DOI：10.1002/aenm.201600767 · 被引用次数：274 · 研究领域：Perovskite Materials and Applications、Quantum Dots Synthesis And Properties、Conducting polymers and applications

Ionic liquids can retard the perovskite crystallization with the aim to form compact films with larger and more uniformly distributed grain size. The ionic liquid driven crystallization is exploited to prepared a record planar perovskite solar cell with stabilized power output of 19.5%.