Self-biased wavelength selective photodetection in an n-IGZO/p-GeSe heterostructure by polarity flipping
Muhammad Hussain, Asif Ali, Syed Hassan Abbas Jaffery, Sikandar Aftab, Sohail Abbas, Muhammad Riaz, Thi Phuong Anh Bach, Muhammad Ali Raza, Javed Iqbal, Sajjad Hussain, Zdeněk Sofer, Jongwan Jung
Abstract
A self-powered ITO/n-IGZO/p-GeSe p–n transparent device was fabricated via RF sputtering. It provides an alternative to scalable, low-cost, multifunctional transparent NIR optical sensors with selective wavelength photodetection characteristics.
Topics & Concepts
PhotocurrentPhotodetectorPhotodetectionMaterials scienceOptoelectronicsHeterojunctionPhotovoltaic effectSemiconductorWavelengthSpecific detectivityDark currentOpticsPhotovoltaic systemPhysicsBiologyEcologyThin-Film Transistor TechnologiesPerovskite Materials and ApplicationsChalcogenide Semiconductor Thin Films