Narrow bandgap oxide nanoparticles coupled with graphene for high performance mid-infrared photodetection

Coupling graphene with narrow band-gap Ti2O3 nanoparticles can enable efficient mid-infrared photodetection. Here, the authors report a graphene-Ti2O3 based hybrid photodetector with high responsivity of ~300 A W-1 up to 10 μm by varying the number of graphene layers and size of Ti2O3 nanoparticles....

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Bibliographic Details
Main Authors: Xuechao Yu, Yangyang Li, Xiaonan Hu, Daliang Zhang, Ye Tao, Zhixiong Liu, Yongmin He, Md. Azimul Haque, Zheng Liu, Tom Wu, Qi Jie Wang
Format: Article
Language:English
Published: Nature Publishing Group 2018-10-01
Series:Nature Communications
Online Access:https://doi.org/10.1038/s41467-018-06776-z