A regenerable redox mediator for all-air processed wide-bandgap perovskite solar cells under high-humidity conditions
Yuting Song, Xinhang Cai, Haoyu Ge, Xuelian Liu, Ziyan Liu, Aijun Li, Naoyuki Shibayama, Xiaofeng Wang
Abstract
We introduce 4-mercaptophenylacetic acid into a perovskite precursor and fabricate devices in ambient air (65% RH), achieving a PCE of 23.16%.
Topics & Concepts
Perovskite (structure)MediatorRedoxChemistryMaterials scienceChemical engineeringInorganic chemistryCatalysisPhase (matter)OxygenPhotovoltaicsNanotechnologyPhotovoltaic systemEnergy conversion efficiencyPerovskite Materials and ApplicationsTiO2 Photocatalysis and Solar CellsSolar-Powered Water Purification Methods