Perfect valley filter based on topological phase in disordered $\mathrm{Sb}$ Monolayer Heterostructure

Shu-guang Cheng, Rui-zhi Zhang, Jiaojiao Zhou +2

The hydrogenated $\mathrm{Sb}$ monolayer epitaxially grown on a $\mathrm{LaFe}{\mathrm{O}}_3$ substrate is a novel type of two-dimensional material hosting quantum spin-quantum anomalous Hall (QS-QAH…