A high-efficiency (12.5%) kesterite solar cell realized by crystallization growth kinetics control over aqueous solution based Cu<sub>2</sub>ZnSn(S,Se)<sub>4</sub>
Kang Yin, Xiao Xu, Muyu Wang, Jiazheng Zhou, Biwen Duan, Jiangjian Shi, Dongmei Li, Huijue Wu, Yanhong Luo, Qingbo Meng
Abstract
By revealing a new crystallization mechanism of CZTSSe, a two-step selenization strategy is developed to obtain high-quality CZTSSe films, achieving the highest efficiency of 12.5% for aqueous-based CZTSSe solar cells.
Topics & Concepts
KesteriteCrystallizationAqueous solutionKineticsSolar cellChemical engineeringThin film solar cellMaterials scienceCrystallographyChemistryCZTSPhysical chemistryOptoelectronicsPhysicsQuantum mechanicsEngineeringChalcogenide Semiconductor Thin FilmsQuantum Dots Synthesis And PropertiesCopper-based nanomaterials and applications