[HTML][HTML] Topological insulators and semimetals in classical magnetic systems

ZX Li, Y Cao, P Yan - Physics Reports, 2021 - Elsevier
Pursuing topological phases in natural and artificial materials is one of the central topics in
modern physical science and engineering. In classical magnetic systems, spin waves (or …

Stacking order engineering of two-dimensional materials and device applications

C Fox, Y Mao, X Zhang, Y Wang, J Xiao - Chemical Reviews, 2023 - ACS Publications
Stacking orders in 2D van der Waals (vdW) materials dictate the relative sliding (lateral
displacement) and twisting (rotation) between atomically thin layers. By altering the stacking …

Direct observation of magnon-phonon strong coupling in two-dimensional antiferromagnet at high magnetic fields

S Liu, A Granados del Águila, D Bhowmick, CK Gan… - Physical Review Letters, 2021 - APS
We report the direct observation of strong coupling between magnons and phonons in a two-
dimensional antiferromagnetic semiconductor FePS 3, via magneto-Raman spectroscopy at …

Chirality selective magnon-phonon hybridization and magnon-induced chiral phonons in a layered zigzag antiferromagnet

J Cui, EV Boström, M Ozerov, F Wu, Q Jiang… - Nature …, 2023 - nature.com
Abstract Two-dimensional (2D) magnetic systems possess versatile magnetic order and can
host tunable magnons carrying spin angular momenta. Recent advances show angular …

Evidence for topological magnon–phonon hybridization in a 2D antiferromagnet down to the monolayer limit

J Luo, S Li, Z Ye, R Xu, H Yan, J Zhang, G Ye… - Nano …, 2023 - ACS Publications
Topological phonons and magnons potentially enable low-loss, quantum coherent, and
chiral transport of information and energy at the atomic scale. Van der Waals magnetic …

Direct observation of topological magnon polarons in a multiferroic material

S Bao, ZL Gu, Y Shangguan, Z Huang, J Liao… - Nature …, 2023 - nature.com
Magnon polarons are novel elementary excitations possessing hybrid magnonic and
phononic signatures, and are responsible for many exotic spintronic and magnonic …

Magnon-phonon hybridization in 2D antiferromagnet MnPSe3

TT Mai, KF Garrity, A McCreary, J Argo, JR Simpson… - Science …, 2021 - science.org
Magnetic excitations in van der Waals (vdW) materials, especially in the two-dimensional
(2D) limit, are an exciting research topic from both the fundamental and applied …

Interaction-stabilized topological magnon insulator in ferromagnets

A Mook, K Plekhanov, J Klinovaja, D Loss - Physical Review X, 2021 - APS
Condensed matter systems admit topological collective excitations above a trivial ground
state, an example being Chern insulators formed by Dirac bosons with a gap at finite …

Thermal Hall effect of magnons in collinear antiferromagnetic insulators: Signatures of magnetic and topological phase transitions

RR Neumann, A Mook, J Henk, I Mertig - Physical Review Letters, 2022 - APS
We demonstrate theoretically that the thermal Hall effect of magnons in collinear
antiferromagnetic insulators is an indicator of magnetic and topological phase transitions in …

Thermal Hall effect, spin Nernst effect, and spin density induced by a thermal gradient in collinear ferrimagnets from magnon–phonon interaction

S Park, N Nagaosa, BJ Yang - Nano letters, 2020 - ACS Publications
We theoretically study the intrinsic thermal Hall and spin Nernst effect in collinear
ferrimagnets on a honeycomb lattice with broken inversion symmetry. The broken inversion …