5 papers
Electronic states and magnetic response of MnBi2Te4 by scanning tunneling microscopy and spectroscopy
Yonghao Yuan, Xintong Wang, Hao Li +10
Exotic quantum phenomena have been demonstrated in recently discovered intrinsic magnetic topological insulator MnBi2Te4. At its two-dimensional limit, quantum anomalous Hall (QAH)…
Antiferromagnetic Topological Insulator MnBi2Te4: Synthesis and Magnetic properties
Hao Li, Shengsheng Liu, Chang Liu +6
Recently, MnBi2Te4 has been discovered as the first intrinsic antiferromagnetic topological insulator (AFM TI), and will become a promising material to discover exotic topological…
Topological Electronic Structure and Its Temperature Evolution in Antiferromagnetic Topological Insulator MnBi2Te4
Y. J. Chen, L. X. Xu, J. H. Li +17
Topological quantum materials coupled with magnetism can provide a platform for realizing rich exotic physical phenomena, including quantum anomalous Hall effect, axion electrodyna…
High-Chern-Number and High-Temperature Quantum Hall Effect without Landau Levels
Jun Ge, Yanzhao Liu, Jiaheng Li +5
The quantum Hall effect (QHE) with quantized Hall resistance of h/νe2 starts the research on topological quantum states and lays the foundation of topology in physics. Afterwards,…
Robust axion insulator and Chern insulator phases in a two-dimensional antiferromagnetic topological insulator
Chang Liu, Yongchao Wang, Hao Li +7
The intricate interplay between nontrivial topology and magnetism in two-dimensional (2D) materials has led to the emergence of many novel phenomena and functionalities. An outstan…