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 …

Eight-color chiral spin liquid in the bilinear-biquadratic model with Kitaev interactions

R Pohle, N Shannon, Y Motome - Physical Review Research, 2024 - APS
Multipolar spin systems provide a rich ground for the emergence of unexpected states of
matter due to their enlarged spin degree of freedom. In this study, with a specific emphasis …

Z2 flux binding to higher-spin impurities in the Kitaev spin liquid

MO Takahashi, WH Kao, S Fujimoto… - npj Quantum Materials, 2025 - nature.com
Stabilizing Z 2 fluxes in Kitaev spin liquids (KSLs) is crucial for both characterizing candidate
materials and identifying Ising anyons. In this study, we investigate the effects of spin-S …

Quantum liquids of the Kitaev honeycomb and related Kugel-Khomskii models

WMH Natori, HK Jin, J Knolle - Physical Review B, 2023 - APS
The S= 3 2 Kitaev honeycomb model (KHM) is unique among the spin-S Kitaev models due
to a massive ground-state quasidegeneracy that hampered previous numerical and …

Topological transitions in the Yao-Lee spin-orbital model and effects of site disorder

V Poliakov, WH Kao, NB Perkins - Physical Review B, 2024 - APS
The Yao-Lee model is an example of exactly solvable spin-orbital models that are
generalizations of the original Kitaev honeycomb model with extra local orbital degrees of …

Chiral spin state and nematic ferromagnet in the spin-1 Kitaev- model

Q Luo, J Zhao, J Li, X Wang - Physical Review B, 2024 - APS
The higher-spin Kitaev magnets, in which the Kitaev interaction and off-diagonal exchange
couplings are overwhelmingly large, have emerged as a fertile avenue to explore exotic …

Spin- Kitaev-Heisenberg model on the honeycomb lattice: A high-order treatment via the many-body coupled cluster method

M Georgiou, I Rousochatzakis, DJJ Farnell… - Physical Review …, 2024 - APS
We study the spin-S Kitaev-Heisenberg model on the honeycomb lattice for S= 1/2, 1, and
3/2, by using the coupled cluster method (CCM) of microscopic quantum many-body theory …

Effect of ring-exchange interactions in the extended Kitaev honeycomb model

J Wang, ZX Liu - Physical Review B, 2023 - APS
Motivated by the possible triple-Q classical order in the Kitaev candidate material Na 2 Co 2
TeO 6, we investigate microscopic models that may stabilize the triple-Q order by studying …

Exact deconfined gauge structures in the higher-spin Yao-Lee model: a quantum spin-orbital liquid with spin fractionalization and non-Abelian anyons

Z Wu, JY Zhang, H Yao - Physical Review Letters, 2024 - APS
The nonintegrable higher spin Kitaev honeycomb model has an exact Z 2 gauge structure,
which exclusively identifies quantum spin liquid in the half-integer spin Kitaev model. But its …

Symmetries and anomalies of Kitaev spin-S models: Identifying symmetry-enforced exotic quantum matter

R Liu, HT Lam, H Ma, L Zou - SciPost Physics, 2024 - scipost.org
We analyze the internal symmetries and their anomalies in the Kitaev spin-$ S $ models.
Importantly, these models have a lattice version of a $\mathbb {Z} _2 $1-form symmetry …