Mitigating <i>V</i><sub>oc</sub> Loss in Tin Perovskite Solar Cells via Simultaneous Suppression of Bulk and Interface Nonradiative Recombination
Yali Chen, Kun Wang, Heng Qi, Youqian Zhang, Ting Wang, Yu Tong, Hongqiang Wang
Abstract
of 0.83 V is achieved in the devices optimized with the EABr additive, which shows a significantly improved power conversion efficiency (PCE) of 10.80% and good stability.
Topics & Concepts
Materials scienceTinPassivationPerovskite (structure)Energy conversion efficiencyOptoelectronicsBand gapPhotovoltaic systemDegradation (telecommunications)Open-circuit voltageLayer (electronics)Chemical engineeringNanotechnologyVoltageElectronic engineeringElectrical engineeringEngineeringMetallurgyPerovskite Materials and ApplicationsConducting polymers and applicationsChalcogenide Semiconductor Thin Films