Multifunctional VI–VI binary heterostructure-based self-powered pH-sensitive photo-detector
Ye Zhang, Yiguo Xu, Chen Zhang, Jia Guo, Zhe Shi, Leiming Wu, Feng Zhang, Chunyang Ma, Rui Cao, Lingfeng Gao, Yanqi Ge, Xiuwen Zhang, Han Zhang
Abstract
2D Te@Se heterostructure is constructed for PEC-type photodetector. Te@Se-based photodetector exhibits pH-sensitivity in a wide pH range from 1 to 14 with many advantages like self-power, fast dynamic pH response, and long-term stability.
Topics & Concepts
PhotodetectorHeterojunctionMaterials scienceOptoelectronicsDetectorDynamic rangeSensitivity (control systems)Binary numberNanotechnologyOpticsElectronic engineeringPhysicsArithmeticMathematicsEngineering2D Materials and ApplicationsNanowire Synthesis and ApplicationsPerovskite Materials and Applications