Amorphous copper iodide: a p-type semiconductor for solution processed p-channel thin-film transistors and inverters
Han Ju Lee, Seonjeong Lee, Keun Hyung Lee, Kihyon Hong
Abstract
Amorphous p-type copper iodide (a-CuI) semiconductor and corresponding p-channel vertical TFTs are demonstrated. The a-CuI-TFTs exhibit excellent device performance, high current density of 1400 mA cm −2 and normalized transconductance of 6.46 S m −1 .
Topics & Concepts
Materials scienceThin-film transistorTransconductanceAmorphous solidSemiconductorIodideAmorphous semiconductorsOptoelectronicsCopperTransistorNanotechnologyElectrical engineeringInorganic chemistryCrystallographyLayer (electronics)MetallurgySiliconVoltageChemistryEngineeringThin-Film Transistor TechnologiesZnO doping and propertiesCopper-based nanomaterials and applications