Crystallization mechanism and defect passivation of Cu<sub>2</sub>ZnSn(S,Se)<sub>4</sub> thin film solar cells <i>via in situ</i> potassium doping
Liangzheng Dong, Shengye Tao, Ming Zhao, Daming Zhuang, Yafei Wang, Hanpeng Wang, Mengyao Jia, Junsu Han, Hongwei Zhu
Abstract
Alkali metal doping has achieved prominent results in Cu 2 ZnSn(S,Se) 4 (CZTSSe) thin film solar cells. In this paper, in situ K-doped CZTSSe thin film solar cells were prepared by magnetron sputtering with a K-containing CZTS target.
Topics & Concepts
PassivationCZTSDopingMaterials scienceCrystallizationThin filmThin film solar cellSputter depositionAlkali metalSputteringSolar cellIn situChemical engineeringOptoelectronicsNanotechnologyChemistryLayer (electronics)Organic chemistryEngineeringChalcogenide Semiconductor Thin FilmsQuantum Dots Synthesis And PropertiesSemiconductor materials and interfaces