First-principles calculations for Dzyaloshinskii–Moriya interaction

H Yang, J Liang, Q Cui - Nature Reviews Physics, 2023 - nature.com
Understanding the magnetic interactions is of fundamental importance in condensed-matter
physics as well as in the application of spintronic devices. In the past 13 years, the …

Spin textures in synthetic antiferromagnets: Challenges, opportunities, and future directions

K Wang, V Bheemarasetty, G **ao - APL Materials, 2023 - pubs.aip.org
Spin textures, such as magnetic domain walls and skyrmions, have the potential to
revolutionize electronic devices by encoding information bits. Although recent …

Ruderman–Kittel–Kasuya–Yosida-type interlayer Dzyaloshinskii–Moriya interaction in synthetic magnets

S Liang, R Chen, Q Cui, Y Zhou, F Pan, H Yang… - Nano Letters, 2023 - ACS Publications
Conduction electron spins interacting with magnetic impurity spins can mediate an interlayer
exchange interaction, namely, the Ruderman–Kittel–Kasuya–Yosida (RKKY) interaction …

From early theories of Dzyaloshinskii–Moriya interactions in metallic systems to today's novel roads

A Fert, M Chshiev, A Thiaville, H Yang - Journal of the Physical …, 2023 - journals.jps.jp
Since the early 1960's, the discovery of Dzyaloshinskii–Moriya interaction (DMI) helped to
explain the physical mechanisms behind certain magnetic phenomena, such as net moment …

Topology-induced chiral photon emission from a large-scale meron lattice

X Wu, X Li, W Kang, X Zhang, L Chen, Z Zhong… - Nature …, 2023 - nature.com
Merons are a class of topologically protected particle-like structures created in in-plane
magnetized magnetic films. The structures can act as information carriers and could be used …

Spin-orbit torque switching of chiral magnetization across a synthetic antiferromagnet

K Wang, L Qian, SC Ying, G **ao - Communications Physics, 2021 - nature.com
Abstract The interfacial Dzyaloshinskii-Moriya interaction (DMI) holds promises for design
and control of chiral spin textures in low-dimensional magnets with efficient current-driven …

Kink scattering in the presence of geometric constrictions

JGF Campos, FC Simas, D Bazeia - Journal of High Energy Physics, 2023 - Springer
A bstract We investigate kink-antikink collisions in a model characterized by two scalar fields
in the presence of geometric constrictions. The model includes an auxiliary function that …

Cryogenic electron microscopy on strongly correlated quantum materials

Y Zhu - Accounts of Chemical Research, 2021 - ACS Publications
Conspectus Quantum materials refers to a class of materials with exotic properties that arise
from the quantum mechanical nature of their constituent electrons, exhibiting, for example …

[HTML][HTML] Impurity-doped scalar fields in arbitrary dimensions

D Bazeia, MA Liao, MA Marques - Physics Letters B, 2023 - Elsevier
We investigate the presence of localized structures for relativistic scalar fields coupled to
impurities in arbitrary spatial dimensions. Such systems present spatial inhomogeneity …

Mechanism to induce geometric constriction on kinks and domain walls

AJB Sebastian, D Bazeia, MA Marques - Europhysics Letters, 2023 - iopscience.iop.org
We investigate scalar field theories in the multifield scenario, focusing mainly on the
possibility to smoothly build internal structure and asymmetry for kinks and domain walls …