Construction of mixed-dimensional WS<sub>2</sub>/Si heterojunctions for high-performance infrared photodetection and imaging applications
Zhao‐Yang Wang, Xiwei Zhang, Di Wu, Jia–Wen Guo, Zhihui Zhao, Zhifeng Shi, Yongtao Tian, Xiaowen Huang, Xinjian Li
Abstract
High-performance mixed-dimensional WS<sub>2</sub>/Si heterojunction with a type-II band alignment was constructed, which has exhibited excellent infrared photoresponse properties with a broad response up to 3 μm and infrared imaging capability.
Topics & Concepts
PhotodetectionInfraredMaterials scienceHeterojunctionOptoelectronicsPhotodetectorNanotechnologyOpticsPhysics2D Materials and ApplicationsNanowire Synthesis and ApplicationsPhotonic and Optical Devices