Grain-boundary-rich polycrystalline monolayer WS2 film for attomolar-level Hg2+ sensors

Here, the authors report the controlled growth of polycrystalline WS2 films with high density of grain boundaries to realize surface plasmon Hg2+ ion sensors exhibiting attomolar sensitivity and enhanced selectivity.

Bibliographic Details
Main Authors: Lixuan Liu, Kun Ye, Changqing Lin, Zhiyan Jia, Tianyu Xue, Anmin Nie, Yingchun Cheng, Jianyong Xiang, Congpu Mu, Bochong Wang, Fusheng Wen, Kun Zhai, Zhisheng Zhao, Yongji Gong, Zhongyuan Liu, Yongjun Tian
Format: Article
Language:English
Published: Nature Publishing Group 2021-06-01
Series:Nature Communications
Online Access:https://doi.org/10.1038/s41467-021-24254-x