Ultrafast and broadband photodetection based on selenized AgSbS<sub>2</sub> thin films prepared by spray pyrolysis deposition and modified with indium nitrate
Zhen Zhang, Jiang Cheng, Xin Yang, Dongyu Bai, Hua Tang, Xihao Chen, Xiang Meng, Genglong Chen, Shenghao Wang, Lu Li
Abstract
Broadband AgSbS 2 (Se) photodetectors are fabricated using spray pyrolysis with a post-selenization process. Indium nitrate is introduced to break the surface blockade to selenidation, largely enhancing the light response range and photocurrent.
Topics & Concepts
IndiumMaterials sciencePhotocurrentPhotodetectionSpray pyrolysisOptoelectronicsPyrolysisIndium tin oxideDeposition (geology)Thin filmPhotodetectorNanotechnologyChemical engineeringBiologyPaleontologyEngineeringSedimentQuantum Dots Synthesis And PropertiesChalcogenide Semiconductor Thin FilmsPerovskite Materials and Applications