Regulating charge carrier recombination in Cu<sub>2</sub>ZnSn(S,Se)<sub>4</sub> solar cells <i>via</i> cesium treatment: bulk and interface effects
Xiaoyue Zhao, Yafang Qi, Zhengji Zhou, Dongxing Kou, Wenhui Zhou, Yuena Meng, Shengjie Yuan, Litao Han, Sixin Wu
Abstract
Cs treatment in a CZTSSe system could enhance device performance by affecting defect characteristics and carrier–transport properties.
Topics & Concepts
CaesiumRecombinationCharge (physics)Charge carrierMaterials scienceInterface (matter)OptoelectronicsChemical physicsAtomic physicsPhysicsChemistryInorganic chemistryPhysical chemistryAdsorptionQuantum mechanicsGeneBiochemistryGibbs isothermChalcogenide Semiconductor Thin FilmsQuantum Dots Synthesis And PropertiesSemiconductor materials and interfaces