4 papers
Strongly enhanced topological quantum phases in dual-surface AlO-encapsulated MnBiTe
Zichen Lian, Yongqian Wang, Yongchao Wang +4
The topological quantum phases in antiferromagnetic topological insulator MnBiTe hold promise for next-generation spintronics, but their experimental realization has been c…
Towards the Quantized Anomalous Hall effect in AlO-capped MnBiTe
Yongqian Wang, Bohan Fu, Yongchao Wang +9
The quantum anomalous Hall effect in layered antiferromagnet MnBiTe harbors a rich interplay between magnetism and topology, holding a significant promise for low-power ele…
Antiferromagnetic Quantum Anomalous Hall Effect Modulated by Spin Flips and Flops
Zichen Lian, Yongchao Wang, Yongqian Wang +11
The interplay between nontrivial band topology and layered antiferromagnetism in MnBi2Te4 has opened up a new avenue for exploring topological phases of matter. Representative exam…
Second harmonic generation induced by gate voltage oscillation in few layer MnBi2Te4
Liangcai Xu, Zichen Lian, Yongchao Wang +7
Nonlinear charge transport, such as nonreciprocal longitudinal resistance and nonlinear Hall effect, has attracted considerable interest in probing the symmetries and topological p…