KTaO3—The New Kid on the Spintronics Block

A Gupta, H Silotia, A Kumari, M Dumen… - Advanced …, 2022 - Wiley Online Library
Long after the heady days of high‐temperature superconductivity, the oxides came back into
the limelight in 2004 with the discovery of the 2D electron gas (2DEG) in SrTiO3 (STO) and …

Emergence of spin–orbit torques in 2D transition metal dichalcogenides: A status update

S Husain, R Gupta, A Kumar, P Kumar… - Applied Physics …, 2020 - pubs.aip.org
Spin–orbit coupling (SOC) in two-dimensional (2D) materials has emerged as a powerful
tool for designing spintronic devices. On the one hand, the interest in this respect for …

[HTML][HTML] Anisotropic magnetoresistance and planar Hall effect in correlated and topological materials

T Li, L Zhang, X Hong - Journal of Vacuum Science & Technology A, 2022 - pubs.aip.org
This article reviews the recent progress in understanding the anisotropic magnetoresistance
(AMR) and the planar Hall effect (PHE) in two classes of quantum materials, the strongly …

Observation of giant room-temperature anisotropic magnetoresistance in the topological insulator β-Ag2Te

W Ai, F Chen, Z Liu, X Yuan, L Zhang, Y He… - Nature …, 2024 - nature.com
Achieving room-temperature high anisotropic magnetoresistance ratios is highly desirable
for magnetic sensors with scaled supply voltages and high sensitivities. However, the ratios …

Planar Hall effect in topological Weyl and nodal-line semimetals

L Li, J Cao, C Cui, ZM Yu, Y Yao - Physical Review B, 2023 - APS
Using symmetry analysis and a semiclassical Boltzmann equation, we theoretically explore
the planar Hall effect (PHE) in three-dimensional materials. We demonstrate that PHE is a …

Spatial symmetry modulation of planar Hall effect in Weyl semimetals

YW Wei, J Feng, H Weng - Physical Review B, 2023 - APS
The planar Hall effect in Weyl semimetals has been proposed as a key feature of chiral
anomaly and nontrivial Berry curvature, while the effect of fundamental spatial symmetry …

Nonlinear Hall effect in Weyl semimetals induced by chiral anomaly

RH Li, OG Heinonen, AA Burkov, SSL Zhang - Physical Review B, 2021 - APS
We predict a nonlinear Hall effect in certain Weyl semimetals with broken inversion
symmetry. When the energy dispersions about pairs of Weyl nodes are skewed—the Weyl …

Field-Modulated Anomalous Hall Conductivity and Planar Hall Effect in Co3Sn2S2 Nanoflakes

SY Yang, J Noky, J Gayles, FK Dejene, Y Sun… - Nano …, 2020 - ACS Publications
Time-reversal-symmetry-breaking Weyl semimetals (WSMs) have attracted great attention
recently because of the interplay between intrinsic magnetism and topologically nontrivial …

Intrinsic in-plane magnetononlinear Hall effect in tilted Weyl semimetals

L Xiang, J Wang - Physical Review B, 2024 - APS
Armed with the extended semiclassical theory, we propose a Hall effect at EB order,
particularly in Weyl semimetals (WSMs). We dub this effect the in-plane magnetononlinear …

Complex field-, temperature-, and angle-dependent Hall effects from intrinsic Fermi surface revealed by first-principles calculations

SN Zhang, Z Liu, H Pi, Z Fang, H Weng, QS Wu - Physical Review B, 2024 - APS
The Hall effect, ever intriguing since its discovery, has spurred the exploration of its
phenomena, intensified by advances in topology and novel materials. Differentiating the …