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 …

Hunting for majoranas

A Yazdani, F Von Oppen, BI Halperin, A Yacoby - Science, 2023 - science.org
Over the past decade, there have been considerable efforts to observe non-abelian
quasiparticles in novel quantum materials and devices. These efforts are motivated by the …

Robustness of the thermal Hall effect close to half-quantization in α-RuCl3

JAN Bruin, RR Claus, Y Matsumoto, N Kurita… - Nature Physics, 2022 - nature.com
A key feature of quantum spin liquids is the predicted formation of fractionalized excitations.
They are expected to produce changes in the physical response, providing a way to observe …

Tunable topological phases in nanographene-based spin-1/2 alternating-exchange Heisenberg chains

C Zhao, G Catarina, JJ Zhang, JCG Henriques… - Nature …, 2024 - nature.com
Unlocking the potential of topological order in many-body spin systems has been a key goal
in quantum materials research. Despite extensive efforts, the quest for a versatile platform …

Engineering and probing non-abelian chiral spin liquids using periodically driven ultracold atoms

BY Sun, N Goldman, M Aidelsburger, M Bukov - PRX Quantum, 2023 - APS
We propose a scheme to implement Kitaev's honeycomb model with cold atoms, based on a
periodic (Floquet) drive, in view of realizing and probing non-Abelian chiral spin liquids …

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 …

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 …

High-pressure synthesis of Ruddlesden–Popper nitrides

M Weidemann, D Werhahn, C Mayer, S Kläger… - Nature Chemistry, 2024 - nature.com
Abstract Layered perovskites with Ruddlesden–Popper-type structures are fundamentally
important for low-dimensional properties, for example, photovoltaic hybrid iodides and …

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 …