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 …

Topological spin crystals by itinerant frustration

S Hayami, Y Motome - Journal of Physics: Condensed Matter, 2021 - iopscience.iop.org
Spin textures with nontrivial topology, such as vortices and skyrmions, have attracted
attention as a source of unconventional magnetic, transport, and optical phenomena …

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) …

Experimental signatures of quantum and topological states in frustrated magnetism

J Khatua, B Sana, A Zorko, M Gomilšek, K Sethupathi… - Physics Reports, 2023 - Elsevier
Frustration in magnetic materials arising from competing exchange interactions can prevent
the system from adopting long-range magnetic order and can instead lead to a diverse …

[HTML][HTML] Kitaev materials

S Trebst, C Hickey - Physics Reports, 2022 - Elsevier
In transition-metal compounds with partially filled 4 d and 5 d shells spin–orbit
entanglement, electronic correlations, and crystal-field effects conspire to give rise to a …

Excitations in the Ordered and Paramagnetic States of Honeycomb Magnet

W Yao, K Iida, K Kamazawa, Y Li - Physical Review Letters, 2022 - APS
Na 2 Co 2 TeO 6 is a proposed approximate Kitaev magnet, yet its actual magnetic
interactions are elusive due to a lack of knowledge on the full excitation spectrum. Here …

Magnetic ground state of the Kitaev spin liquid candidate

W Yao, Y Zhao, Y Qiu, C Balz, JR Stewart, JW Lynn… - Physical Review …, 2023 - APS
As a candidate Kitaev material, Na 2 Co 2 TeO 6 exhibits intriguing magnetism on a
honeycomb lattice that is believed to be C 3 symmetric. Here we report a neutron diffraction …

XY magnetism, Kitaev exchange, and long-range frustration in the honeycomb cobaltates

S Das, S Voleti, T Saha-Dasgupta, A Paramekanti - Physical Review B, 2021 - APS
The quest for Kitaev quantum spin liquids has led to great interest in honeycomb quantum
magnets with strong spin-orbit coupling. It has been recently proposed that even Mott …

Static and dynamic magnetic properties of honeycomb lattice antiferromagnets , and Ni

AM Samarakoon, Q Chen, H Zhou, VO Garlea - Physical Review B, 2021 - APS
The magnetic structures and spin dynamics of Na 2 Co 2 Te O 6 and Na 2 Ni 2 Te O 6 are
investigated by means of elastic and inelastic neutron scattering measurements and the …

Noncoplanar multiple- spin textures by itinerant frustration: Effects of single-ion anisotropy and bond-dependent anisotropy

S Hayami, Y Motome - Physical Review B, 2021 - APS
We theoretically investigate multiple-Q spin textures, which are composed of superpositions
of spin density waves with different wave numbers, for an effective spin model of …