Magnetic dilution effect and topological phase transitions in (Mn${}_{1-x}$Pb${}_x$)Bi${}_2$Te${}_4$

Tiema Qian, Yueh-Ting Yao, Chaowei Hu +5

As the first intrinsic antiferromagnetic (AFM) topological insulator (TI), MnBi${}_2$Te${}_4$ has provided a material platform to realize various emergent phenomena arising from the in…