Intrinsic magnetic topological materials

Y Wang, F Zhang, M Zeng, H Sun, Z Hao, Y Cai… - Frontiers of …, 2023 - Springer
Topological states of matter possess bulk electronic structures categorized by topological
invariants and edge/surface states due to the bulk-boundary correspondence. Topological …

Ab initio overestimation of the topological region in Eu-based compounds

G Cuono, RM Sattigeri, C Autieri, T Dietl - Physical Review B, 2023 - APS
An underestimation of the fundamental band gap values by the density functional theory
within the local density approximation and associated approaches is a well-known …

Widely Tunable Berry Curvature in the Magnetic Semimetal Cr1+δTe2

Y Fujisawa, M Pardo‐Almanza, CH Hsu… - Advanced …, 2023 - Wiley Online Library
Magnetic semimetals have increasingly emerged as lucrative platforms hosting spin‐based
topological phenomena in real and momentum spaces. Cr1+ δTe2 is a self‐intercalated …

Experimental evidence for a Berry curvature quadrupole in an antiferromagnet

S Sankar, R Liu, CP Zhang, QF Li, C Chen, XJ Gao… - Physical Review X, 2024 - APS
Berry curvature multipoles appearing in topological quantum materials have recently
attracted much attention. Their presence can manifest in novel phenomena, such as …

Berry curvature derived negative magnetoconductivity observed in type-II magnetic Weyl semimetal films

A Nakamura, S Nishihaya, H Ishizuka, M Kriener… - Physical Review B, 2024 - APS
Here we study nonmonotonic features which appear both in magnetoresistivity and
anomalous Hall resistivity during the simple magnetization process, by systematically …

Manipulating Berry curvature of SrRuO3 thin films via epitaxial strain

D Tian, Z Liu, S Shen, Z Li, Y Zhou, H Liu… - Proceedings of the …, 2021 - pnas.org
Berry curvature plays a crucial role in exotic electronic states of quantum materials, such as
the intrinsic anomalous Hall effect. As Berry curvature is highly sensitive to subtle changes of …

Topological Hall effect driven by short-range magnetic order in

E Yi, DF Zheng, F Pan, H Zhang, B Wang, B Chen… - Physical Review B, 2023 - APS
Short-range (SR) magnetic orders such as magnetic glass orders or fluctuations in a
quantum system usually host exotic states or critical behaviors. Like the long-range (LR) …

Revealing the EuCd2As2 Semiconducting Band Gap via n-Type La-Do**

RA Nelson, J King, S Cheng, AJ Williams… - Chemistry of …, 2024 - ACS Publications
EuCd2As2 has attracted considerable interest as one of the few magnetic Weyl semimetal
candidate materials, although recently, there have been emerging reports that claim it to …

Unconventional anomalous Hall effect and large anomalous Nernst effect in antiferromagnet SmMnBi2

K Tang, Y Yang, J Shen, M Shi, N Zhang, H Li… - Communications …, 2024 - nature.com
The anomalous Hall effect (AHE) and its thermoelectric counterpart, the anomalous Nernst
effect (ANE), are two transverse transport coefficients that are intensely studied in …

Manipulating magnetism and transport properties of with a low carrier concentration

X Chen, Z Wang, Z Zhou, W Yang, Y Liu, JY Lu, Z Ren… - Physical Review B, 2024 - APS
Materials that exhibit strongly coupled magnetic order and electronic properties are crucial
for both fundamental research and technological applications. However, finding a material …