Suppressing interface recombination in CZTSSe solar cells by simple selenization with synchronous interface gradient doping
Xin-Pan Cui, Qiong Ma, Wenhui Zhou, Dongxing Kou, Zhengji Zhou, Yuena Meng, Yafang Qi, Shengjie Yuan, Litao Han, Sixin Wu
Abstract
We proposed a strategy for Cd gradient doping near front interface. The formed Cd gradient significantly reduced Cu Zn defect and related defect clusters near front interface, thus suppressed interface recombination and improved device performance.
Topics & Concepts
Interface (matter)DopingSimple (philosophy)Materials scienceOptoelectronicsRecombinationThin film solar cellSolar cellChemistryComposite materialEpistemologyCapillary actionGenePhilosophyBiochemistryCapillary numberChalcogenide Semiconductor Thin FilmsQuantum Dots Synthesis And PropertiesAdvanced Semiconductor Detectors and Materials