Potassium doping for grain boundary passivation and defect suppression enables highly-efficient kesterite solar cells
Yingfen Li, Zhiqi Wang, Yunhai Zhao, Dajun Luo, Xue Liang Zhang, Jun Zhao, Zhenghua Su, Shuo Chen, Guangxing Liang
Topics & Concepts
Grain boundaryPassivationMaterials scienceKesteriteDopingCrystallinityCarrier lifetimeOptoelectronicsCharge carrierBand gapChemical physicsSiliconNanotechnologyMetallurgyComposite materialMicrostructureCZTSChemistryLayer (electronics)Chalcogenide Semiconductor Thin FilmsQuantum Dots Synthesis And PropertiesPerovskite Materials and Applications