Formamidine disulfide oxidant as a localised electron scavenger for >20% perovskite solar cell modules

Authors: Jun Zhu, Seulyoung Park, Oh Yeong Gong, ChangHwun Sohn, Zijia Li, Zhenru Zhang, Bonghyun Jo, Wooyul Kim, Gill Sang Han, Dong Hoe Kim, Tae Kyu Ahn, Jaichan Lee, Hyun Suk Jung

Published: 2021-07-30

DOI: 10.1039/d1ee01440d

Source: Full article


Abstract

A large FAS2+ ion in FAPbI3 scavenges localized electrons in defects, leading to perovskite solar cell module with remarkable performance values of 18.76% (25.74 cm2) and 15.87% (65.22 cm2), respectively.