Beyond Kitaev physics in strong spin-orbit coupled magnets

I Rousochatzakis, NB Perkins, Q Luo… - Reports on Progress in …, 2024 - iopscience.iop.org
We review the recent advances and current challenges in the field of strong spin-orbit
coupled Kitaev materials, with a particular emphasis on the physics beyond the exactly …

Geometrical frustration versus Kitaev interactions in BaCo2(AsO4)2

T Halloran, F Desrochers, EZ Zhang… - Proceedings of the …, 2023 - National Acad Sciences
Recently, Co-based honeycomb magnets have been proposed as promising candidate
materials to host the Kitaev spin liquid (KSL) state. One of the front-runners is BaCo2 (AsO4) …

Magnetic anisotropy reversal driven by structural symmetry-breaking in monolayer α-RuCl3

B Yang, YM Goh, SH Sung, G Ye, S Biswas… - Nature Materials, 2023 - nature.com
Layered α-RuCl3 is a promising material to potentially realize the long-sought Kitaev
quantum spin liquid with fractionalized excitations. While evidence of this state has been …

Magnetic field induced quantum phases in a tensor network study of Kitaev magnets

HY Lee, R Kaneko, LE Chern, T Okubo… - Nature …, 2020 - nature.com
Recent discovery of the half quantized thermal Hall conductivity in α-RuCl 3, a candidate
material for the Kitaev spin liquid, suggests the presence of a highly entangled quantum …

Sign structure of thermal Hall conductivity and topological magnons for in-plane field polarized Kitaev magnets

LE Chern, EZ Zhang, YB Kim - Physical Review Letters, 2021 - APS
The appearance of half-quantized thermal Hall conductivity in α-RuCl 3 in the presence of in-
plane magnetic fields has been taken as a strong evidence for the Kitaev spin liquid. Apart …

Phonon thermal transport shaped by strong spin-phonon scattering in a Kitaev material Na2Co2TeO6

X Hong, M Gillig, W Yao, L Janssen, V Kocsis… - npj Quantum …, 2024 - nature.com
The report of a half-quantized thermal Hall effect and oscillatory structures in the
magnetothermal conductivity in the Kitaev material α-RuCl3 have sparked a strong debate …

Topological magnons for thermal Hall transport in frustrated magnets with bond-dependent interactions

EZ Zhang, LE Chern, YB Kim - Physical Review B, 2021 - APS
Thermal transport in topologically-ordered phases of matter provides valuable insights as it
can detect the charge-neutral quasiparticles that would not directly couple to …

Flavor-wave theory with quasiparticle dam** at finite temperatures: Application to chiral edge modes in the Kitaev model

S Koyama, J Nasu - Physical Review B, 2023 - APS
We propose a theoretical framework to investigate elementary excitations at finite
temperatures within a localized electron model that describes the interactions between …

Heart of entanglement: Chiral, nematic, and incommensurate phases in the Kitaev-Gamma ladder in a field

ES Sørensen, A Catuneanu, JS Gordon, HY Kee - Physical Review X, 2021 - APS
The bond-dependent Kitaev model on the honeycomb lattice with anyonic excitations has
recently attracted considerable attention. However, in solid-state materials other spin …

Spin Excitations of a Proximate Kitaev Quantum Spin Liquid Realized in

SK Takahashi, J Wang, A Arsenault, T Imai… - Physical Review X, 2019 - APS
Magnetic moments arranged at the corners of a honeycomb lattice are predicted to form a
novel state of matter, the Kitaev quantum spin liquid, under the influence of frustration effects …