20.7% highly reproducible inverted planar perovskite solar cells with enhanced fill factor and eliminated hysteresis

• DOI: 10.1039/c9ee00872a
• Publication Date: 2019-03-27T23:00:24Z
• Authors: Xixia Liu; Yuanhang Cheng; Chao Liu; Tianxiang Zhang; Nengduo Zhang; Siwen Zhang; Jingshen Chen; Qinghua Xu; Jianyong Ouyang; Hao Gong
• Keywords: 01 natural sciences; 7. Clean energy; 0104 chemical sciences

The approach of a hydrophilic group grafted buffer layer (HGGBL) was investigated for perovskite growth to realize highly efficient inverted planar perovskite solar cells with superior reproducibility, negligible hysteresis and improved stability.