Inhibition of buried cavities and defects in metal halide perovskite photodetectors <i>via</i> a two-step spin-coating method
Silei Wang, Tengteng Li, Qingyan Li, Hongliang Zhao, Chenglong Zheng, Mengyao Li, Jitao Li, Yating Zhang, Jianquan Yao
Abstract
The responsivity of perovskite photodetectors is improved by modified two-step spin-coating method, and the lift-off technique reveals that the performance improvement is related to the reduced crystal imperfections and nanocavities at the buried perovskite interface.
Topics & Concepts
Materials sciencePhotodetectorResponsivityHalidePerovskite (structure)Spin coatingOptoelectronicsCoatingMetalSpin (aerodynamics)NanotechnologyChemical engineeringInorganic chemistryMetallurgyChemistryAerospace engineeringEngineeringPerovskite Materials and ApplicationsChalcogenide Semiconductor Thin FilmsQuantum Dots Synthesis And Properties