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

by 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
Published 2021