Self-powered, temperature-sensitive, solar-blind photodetector based on a Pt–ZnGa <sub>2</sub> O <sub>4</sub> –Al Schottky junction induced by coupling of photovoltaic and interfacial pyroelectric effects
Xiaoqian Huang, Kewei Liu, Xing Chen, Mingshuo Wang, Yongxue Zhu, Jialin Yang, Zhen Cheng, Binghui Li, Lei Liu, Dezhen Shen
Abstract
We present a strategy of coupling the photovoltaic and pyroelectric effect for a ZnGa 2 O 4 -based planar Schottky photodiode, which proves to be an effective method to realise higher responsivity and faster response time.
Topics & Concepts
PyroelectricityMaterials sciencePhotodetectorPhotovoltaic systemSchottky barrierOptoelectronicsPhotovoltaic effectCoupling (piping)Schottky diodeInfraredOpticsFerroelectricityComposite materialDielectricElectrical engineeringPhysicsDiodeEngineeringPhotonic Crystals and ApplicationsPerovskite Materials and ApplicationsGa2O3 and related materials