Nanomaterials have many advantages over bulk materials, including enhanced surface-to- volume proportion as well as magnetic traits. It has been a steady rise in research with using …
Abstract A three-dimensional (3D) topological insulator features a 2D surface state consisting of a single linearly dispersive Dirac cone,–. Under broken time-reversal …
H Tan, B Yan - Physical review letters, 2023 - APS
Many experiments observed a metallic behavior at zero magnetic fields (antiferromagnetic phase, AFM) in MnBi 2 Te 4 thin film transport, which coincides with gapless surface states …
Y Zhao, Q Liu - Applied Physics Letters, 2021 - pubs.aip.org
Axion, first postulated as a hypothetical particle in high-energy physics, is now extended to describe a novel topological magnetoelectric effect derived from the Chern–Simons theory …
Half-quantized Hall conductance is characteristic of quantum systems with the parity anomaly. Here, we investigate topological and transport properties of a class of parity …
Despite the rapid progress in understanding the first intrinsic magnetic topological insulator MnBi 2 Te 4, its electronic structure remains a topic under debates. Here we perform a …
A Honma, D Takane, S Souma, K Yamauchi… - Nature …, 2023 - nature.com
Antiferromagnetic (AF) topological materials offer a fertile ground to explore a variety of quantum phenomena such as axion magnetoelectric dynamics and chiral Majorana …
A Liang, C Chen, H Zheng, W Xia, K Huang, L Wei… - Nano Letters, 2022 - ACS Publications
The topological electronic structure plays a central role in the nontrivial physical properties in topological quantum materials. A minimal,“hydrogen-atom-like” topological electronic …
MnBi8Te13 is an intrinsic ferromagnetic (FM) topological insulator with different complex surface terminations. Resolving the electronic structures of different termination surfaces and …