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 …

Spin-orbital entangled state and realization of Kitaev physics in 3d cobalt compounds: a progress report

C Kim, HS Kim, JG Park - Journal of Physics: Condensed Matter, 2021‏ - iopscience.iop.org
The realization of Kitaev's honeycomb magnetic model in real materials has become one of
the most pursued topics in condensed matter physics and materials science. If found, it is …

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 …

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 …

Non-Kitaev versus Kitaev honeycomb cobaltates

X Liu, HY Kee - Physical Review B, 2023‏ - APS
Recently, honeycomb cobaltates with 3 d 7 were proposed to display Kitaev physics despite
weak spin-orbit coupling. However, other theoretical and experimental works found leading …

Antiferromagnetic Kitaev interaction inJ eff= 1/2 cobalt honeycomb materials Na3Co2SbO6 and Na2Co2TeO6

C Kim, J Jeong, G Lin, P Park, T Masuda… - Journal of Physics …, 2021‏ - iopscience.iop.org
Finding new materials with antiferromagnetic (AFM) Kitaev interaction is an urgent issue for
quantum magnetism research. We conclude that Na 3 Co 2 SbO 6 and Na 2 Co 2 TeO 6 are …

Giant Magnetic In-Plane Anisotropy and Competing Instabilities in

X Li, Y Gu, Y Chen, VO Garlea, K Iida, K Kamazawa… - Physical Review X, 2022‏ - APS
We report magnetometry data obtained on twin-free single crystals of Na 3 Co 2 SbO 6,
which is considered a candidate material for realizing the Kitaev honeycomb model for …

Magnetic couplings in edge-sharing high-spin d 7 compounds

SM Winter - Journal of Physics: Materials, 2022‏ - iopscience.iop.org
High-spin d 7 Co (II) compounds have recently been identified as possible platforms for
realizing highly anisotropic and bond-dependent couplings featured in quantum-compass …

Triple-q Order in from Proximity to Hidden-SU(2)-Symmetric Point

WGF Krüger, W Chen, X **, Y Li, L Janssen - Physical Review Letters, 2023‏ - APS
In extended Heisenberg-Kitaev-Gamma-type spin models, hidden-SU (2)-symmetric points
are isolated points in parameter space that can be mapped to pure Heisenberg models via …

Dominant Kitaev interactions in the honeycomb materials and

AL Sanders, RA Mole, J Liu, AJ Brown, D Yu, CD Ling… - Physical Review B, 2022‏ - APS
Cobaltates with 3 d based layered honeycomb structure were recently proposed as Kitaev
magnets and putative candidates to host the long-sought Kitaev spin liquid. Here we present …