Ag, Ti dual-cation substitution in Cu<sub>2</sub>ZnSn(S,Se)<sub>4</sub> induced growth promotion and defect suppression for high-efficiency solar cells
Xingye Chen, Muhammad Ishaq, Nafees Ahmad, Rong Tang, Zhuanghao Zheng, Juguang Hu, Zhenghua Su, Ping Fan, Guangxing Liang, Shuo Chen
Abstract
A dual-cation-substituted Cu 2 ZnSn(S,Se) 4 involving Ag and Ti to separately occupy partial Cu and Sn is developed. Such a new strategy can simultaneously promote crystal growth and suppress detrimental defects, leading to a high efficiency of 12.73%.
Topics & Concepts
Dual (grammatical number)Substitution (logic)Materials scienceCrystal growthEnergy conversion efficiencyCrystallographyChemistryOptoelectronicsComputer scienceProgramming languageLiteratureArtChalcogenide Semiconductor Thin FilmsQuantum Dots Synthesis And PropertiesCopper-based nanomaterials and applications