39 citations · 156 across the 12 of their papers we have counts for
12 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…
Tailoring Neel orders in Layered Topological Antiferromagnets
Xiaotian Yang, Yongqian Wang, Yongchao Wang +5
In the two-dimensional limit, the interplay between Neel order and band topology in van der Waals topological antiferromagnets can give rise to novel quantum phenomena in the quant…
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…
Gate Tunable Asymmetric Ozone Adsorption on Graphene
Zhen Qi, Wanlei Li, Jun Cheng +14
Molecular adsorption is pivotal in device fabrication and material synthesis for quantum technology. However, elucidating the behavior of physisorption poses technical challenges.…
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…
Direct observation of chiral edge current at zero magnetic field in odd-layer MnBiTe
Jinjiang Zhu, Yang Feng, Xiaodong Zhou +14
The chiral edge current is the boundary manifestation of the Chern number of a quantum anomalous Hall (QAH) insulator. Its direct observation is assumed to require well-quantized H…
Fabrication-induced even-odd discrepancy of magnetotransport in few-layer MnBiTe
Yaoxin Li, Yongchao Wang, Zichen Lian +20
The van der Waals antiferromagnetic topological insulator MnBi2Te4 represents a promising platform for exploring the layer-dependent magnetism and topological states of matter. Rec…
Helical Luttinger liquid on the edge of a 2-dimensional topological antiferromagnet
Yang Feng, Jinjiang Zhu, Weiyan Lin +12
Boundary helical Luttinger liquid (HLL) with broken bulk time-reversal symmetry belongs to a unique topological class which may occur in antiferromagnets (AFM). Here, we search for…
Influences of the dissipative topological edge state on quantized transport in MnBi2Te4
Weiyan Lin, Yang Feng, Yongchao Wang +9
The beauty of quantum Hall (QH) effect is the metrological precision of Hall resistance quantization that originates from the topological edge states. Understanding the factors tha…
Giant nonlocal edge conduction in the axion insulator state of MnBi2Te4
Yaoxin Li, Chang Liu, Yongchao Wang +7
The recently discovered antiferromagnetic (AFM) topological insulator (TI) MnBi2Te4 represents a versatile material platform for exploring exotic topological quantum phenomena in n…
Direct visualization of edge state in even-layer MnBi2Te4 at zero magnetic field
Weiyan Lin, Yang Feng, Yongchao Wang +12
Being the first intrinsic antiferromagnetic(AFM) topological insulator(TI), MnBi2Te4 is argued to be a topological axion state in its even-layer form due to the antiparallel magnet…