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 …

Bond-dependent anisotropy and magnon decay in cobalt-based Kitaev triangular antiferromagnet

C Kim, S Kim, P Park, T Kim, J Jeong… - Nature Physics, 2023 - nature.com
The Kitaev model, a honeycomb network of spins with bond-dependent anisotropic
interactions, is a rare example of a system with a quantum spin liquid ground state. Although …

Large Perpendicular Magnetic Anisotropy Induced by an Intersite Charge Transfer in Strained EuVO2H Films

M Namba, H Takatsu, R Mikita, Y Sijia… - Journal of the …, 2023 - ACS Publications
Perovskite oxides AB O3 continue to be a major focus in materials science. Of particular
interest is the interplay between A and B cations as exemplified by intersite charge transfer …

Suppression of antiferromagnetic order by strain-enhanced frustration in honeycomb cobaltate

GH Kim, M Park, S Samanta, U Choi, B Kang, U Seo… - Science …, 2024 - science.org
Layered honeycomb cobaltates are predicted as promising for realizing the Kitaev quantum
spin liquid, a many-body quantum entangled ground state characterized by fractional …

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

WGF Krüger, W Chen, X Jin, 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 …

Interplay of Kitaev Interaction and Off-diagonal Exchanges: Exotic Phases and Quantum Phase Diagrams

Q Luo, J Zhao, X Wang - Chinese Physics Letters, 2024 - iopscience.iop.org
Aligning with the everlasting search for quantum spin liquids (QSLs), identifying the QSL in
Kitaev magnets has garnered great research interest during the past decade and remains …

Magnetic phase diagram and possible Kitaev-like behavior of the honeycomb-lattice antimonate

E Vavilova, T Vasilchikova, A Vasiliev, D Mikhailova… - Physical Review B, 2023 - APS
Recent theoretical studies have suggested that Kitaev physics and such effects as formation
of a mysterious spin-liquid state can be expected not only in α-RuCl 3 and iridates, but also …

Quantum phases in the honeycomb-lattice ferro-antiferromagnetic model

S Jiang, SR White, AL Chernyshev - Physical Review B, 2023 - APS
Using large-scale density-matrix renormalzation group calculations and minimally
augmented spin-wave theory, we demonstrate that the phase diagram of the quantum S= 1 …

Comparative Raman scattering study of crystal field excitations in Co-based quantum magnets

BS Mou, X Zhang, L Xiang, Y Xu, R Zhong, RJ Cava… - Physical Review …, 2024 - APS
Co-based materials have recently been explored because of their potential to realize
complex bond-dependent anisotropic magnetism. Prominent examples include Na 2 Co 2 …

Magnetocaloric effect of topological excitations in Kitaev magnets

H Li, E Lv, N Xi, Y Gao, Y Qi, W Li, G Su - Nature Communications, 2024 - nature.com
Traditional magnetic sub-Kelvin cooling relies on the nearly free local moments in hydrate
paramagnetic salts, whose utility is hampered by the dilute magnetic ions and low thermal …