Concept and realization of Kitaev quantum spin liquids

H Takagi, T Takayama, G Jackeli, G Khaliullin… - Nature Reviews …, 2019 - nature.com
The Kitaev model is an exactly solvable S= 1/2 spin model on a 2D honeycomb lattice, in
which the spins fractionalize into Majorana fermions and form a topological quantum spin …

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 …

Quantum-centric supercomputing for materials science: A perspective on challenges and future directions

Y Alexeev, M Amsler, MA Barroca, S Bassini… - Future Generation …, 2024 - Elsevier
Computational models are an essential tool for the design, characterization, and discovery
of novel materials. Computationally hard tasks in materials science stretch the limits of …

Majorana quantization and half-integer thermal quantum Hall effect in a Kitaev spin liquid

Y Kasahara, T Ohnishi, Y Mizukami, O Tanaka, S Ma… - Nature, 2018 - nature.com
The quantum Hall effect in two-dimensional electron gases involves the flow of topologically
protected dissipationless charge currents along the edges of a sample. Integer or fractional …

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 …

Neutron scattering in the proximate quantum spin liquid α-RuCl3

A Banerjee, J Yan, J Knolle, CA Bridges, MB Stone… - Science, 2017 - science.org
The Kitaev quantum spin liquid (KQSL) is an exotic emergent state of matter exhibiting
Majorana fermion and gauge flux excitations. The magnetic insulator α-RuCl3 is thought to …

Half-integer quantized anomalous thermal Hall effect in the Kitaev material candidate α-RuCl3

T Yokoi, S Ma, Y Kasahara, S Kasahara, T Shibauchi… - Science, 2021 - science.org
Half-integer thermal quantum Hall conductance has recently been reported for the two-
dimensional honeycomb material α-RuCl3. We found that the half-integer thermal Hall …

Models and materials for generalized Kitaev magnetism

SM Winter, AA Tsirlin, M Daghofer… - Journal of Physics …, 2017 - iopscience.iop.org
The exactly solvable Kitaev model on the honeycomb lattice has recently received
enormous attention linked to the hope of achieving novel spin-liquid states with …

A spin–orbital-entangled quantum liquid on a honeycomb lattice

K Kitagawa, T Takayama, Y Matsumoto, A Kato… - Nature, 2018 - nature.com
The honeycomb lattice is one of the simplest lattice structures. Electrons and spins on this
simple lattice, however, often form exotic phases with non-trivial excitations. Massless Dirac …

Interacting topological insulators: a review

S Rachel - Reports on Progress in Physics, 2018 - iopscience.iop.org
The discovery of the quantum spin Hall effect and topological insulators more than a decade
ago has revolutionized modern condensed matter physics. Today, the field of topological …