Direct conversion X-ray detectors with 70 pA cm<sup>−2</sup> dark currents coated from an alcohol-based perovskite ink
Yunlong Li, E. Adeagbo, Cyril Koughia, B. Simonson, Richard D. Pettipas, Anastasiia Mishchenko, Salman M. Arnab, Luc Laperrière, George Belev, Amy L. Stevens, Safa Kasap, Timothy L. Kelly
Abstract
A poly(methyl methacrylate) blocking layer was found to reduce the dark current density in CH 3 NH 3 PbI 3 -based direct-conversion X-ray detectors to as low as 70 pA cm −2 .
Topics & Concepts
Materials sciencePerovskite (structure)Dark currentCurrent densityX-ray detectorDetectorAnalytical Chemistry (journal)AlcoholOptoelectronicsNuclear chemistryCrystallographyOpticsPhysicsPhotodetectorChemistryOrganic chemistryQuantum mechanicsPerovskite Materials and ApplicationsLuminescence Properties of Advanced MaterialsAdvanced Semiconductor Detectors and Materials