Anisotropic exchange coupling and ground state phase diagram of Kitaev compound YbOCl

Z Zhang, Y Cai, J Kang, Z Ouyang, Z Zhang… - Physical Review …, 2022 - APS
Rare-earth chalcohalide RECh X (RE= rare earth; Ch= O, S, Se, Te; X= F, Cl, Br, I) is a newly
reported family of Kitaev spin liquid candidates. The family offers a platform where a strong …

Magnonic Casimir effect in ferrimagnets

K Nakata, K Suzuki - Physical Review Letters, 2023 - APS
Quantum fluctuations are the key concepts of quantum mechanics. Quantum fluctuations of
quantum fields induce a zero-point energy shift under spatial boundary conditions. This …

Magnon magic angles and tunable Hall conductivity in 2D twisted ferromagnetic bilayers

D Ghader - Scientific reports, 2020 - nature.com
Twistronics is currently one of the most active research fields in condensed matter physics,
following the discovery of correlated insulating and superconducting phases in twisted …

Magnon Landau levels in the strained antiferromagnetic honeycomb nanoribbons

J Sun, H Guo, S Feng - Physical Review Research, 2021 - APS
The pseudomagnetic field created by a nonuniform uniaxial strain is introduced into the
antiferromagnetic honeycomb nanoribbons. The formation of magnon pseudo-Landau …

A new class of nonreciprocal spin waves on the edges of 2D antiferromagnetic honeycomb nanoribbons

D Ghader, A Khater - Scientific Reports, 2019 - nature.com
Abstract Antiferromagnetic two-dimensional (2D) materials are currently under intensive
theoretical and experimental investigations in view of their potential applications in …

Tunable intrinsic magnetic phase transition in pristine single-layer graphene nanoribbons

S Sivasubramani, S Debroy, SG Acharyya… - …, 2018 - iopscience.iop.org
In this paper, we report on the interesting phenomenon of magnetic phase transitions
(MPTs) observed under the combined influence of an electric field (E) and temperature (T) …

Discretized dynamics of exchange spin wave bulk and edge modes in honeycomb nanoribbons with armchair edge boundaries

D Ghader, A Khater - Journal of Physics: Condensed Matter, 2019 - iopscience.iop.org
We develop a field theory to study the dynamics of long wavelength exchange spin wave
excitations on honeycomb nanoribbons characterized by armchair edge boundaries and the …

Investigation of the thermal and ferroelectric properties of a Spin-1 Ising thin film: Insight from path integral Monte Carlo

M Tarnaoui, N Zaim, A Zaim, M Kerouad - Materials Science and …, 2023 - Elsevier
In this work, we provide an analysis of the thermal and ferroelectric properties of an Ising thin
film in a transverse field extended for a higher spin (σ= 1) within the Quantum Monte Carlo …

Boundary conditions for the Néel order parameter in a chiral antiferromagnetic slab

OV Pylypovskyi, AV Tomilo, DD Sheka, J Fassbender… - Physical Review B, 2021 - APS
Understanding of the interaction of antiferromagnetic solitons including domain walls and
skyrmions with boundaries of chiral antiferromagnetic slabs is important for the design of …

Asymmetric dynamics of edge exchange spin waves in honeycomb nanoribbons with zigzag and bearded edge boundaries

D Ghader, A Khater - Scientific reports, 2019 - nature.com
We report on the theoretical prediction of asymmetric edge spin waves, propagating in
opposite directions at the boundaries of antiferromagnetic honeycomb nanoribbons with …