High performance self-powered CuZnS/GaN UV photodetectors with ultrahigh on/off ratio (3 × 10<sup>8</sup>)
Yong Zhang, Weidong Song
Abstract
P-CuZnS/n-GaN UV photodetector is prepared by a simple chemical bath deposition, showing excellent self-powered properties, including ultrahigh on/off ratio (3 × 10<sup>8</sup>), fast response speed (0.14/40 ms) and large detectivity of 3 × 10<sup>13</sup> Jones.
Topics & Concepts
PhotodetectorMaterials scienceOptoelectronicsUltravioletChemical depositionChemical engineeringEngineeringQuantum Dots Synthesis And PropertiesChalcogenide Semiconductor Thin FilmsZnO doping and properties