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Non-collinear antiferromagnetic materials have received dramatically increasing attention in the field of spintronics as their exotic topological features such as the Berry-curvature-induced anomalous Hall effect and possible magnetic Weyl…

Topological protection of edge state in quantum spin Hall systems relies only on time-reversal symmetry. Hence, S z conservation on the edge can be relaxed which can have an interferometric manifestation in terms of spin Berry phase.…

Mesoscale and Nanoscale Physics · Physics 2020-07-22 Vivekananda Adak , Krishanu Roychowdhury , Sourin Das

Spin-transfer-torque, a transfer of angular momentum between the electron spin and the local magnetic moments, is a promising and key mechanism to control ferromagnetic materials in modern spintronic devices . However, much less attention…

Materials Science · Physics 2015-02-20 T. Moriyama , M. Nagata , K. Tanaka , K-J. Kim , H. Almasi , W. Wang , T. Ono

In this work, the spin pumping technique was employed to investigate the anomalous inverse spin Hall effect in BIG/NiO/Fe samples where BIG[(Bi,Tm)3(Fe,Ga)5O12] exhibits perpendicular magnetic anisotropy. Our results reveal an intriguing…

Mesoscale and Nanoscale Physics · Physics 2023-12-13 J. E. Abrão , A. R. Rodrigues , H. F. Ding , S. Bedanta , A. Azevedo

We investigate a microscopic origin of nonreciprocal magnon that is distinct from the Dzyaloshinskii-Moriya interaction in a honeycomb antiferromagnet. The key ingredient is a symmetric anisotropic exchange interaction depending on the bond…

Strongly Correlated Electrons · Physics 2021-11-08 Takuya Matsumoto , Satoru Hayami

High-frequency ESR results on the S=1/2 Heisenberg hexagonal antiferromagnet InCu2/3V1/3O3 are reported. This compound appears to be a rare model substance for the honeycomb lattice antiferromagnet with very weak interlayer couplings. The…

Strongly Correlated Electrons · Physics 2015-03-17 Susumu Okubo , Hideo Wada , Hitoshi Ohta , Takahiro Tomita , Masashi Fujisawa , Takahiro Sakurai , Eiji Ohmichi , Hikomitsu Kikuchi

We report that by measuring current-induced hysteresis loop shift versus in-plane bias magnetic field, the spin Hall effect (SHE) contribution of the current-induced effective field per current density, $\chi_{SHE}$, can be estimated for Pt…

Materials Science · Physics 2018-01-12 Chi-Feng Pai , Maxwell Mann , Aik Jun Tan , Geoffrey S. D. Beach

We theoretically study magnetoelectric effects in a heterostructure of a generic band insulator and a ferromagnet. In contrast to the kinetic magnetoelectric effect in metals, referred to as the Edelstein effect or the inverse spin galvanic…

Materials Science · Physics 2019-05-08 Ken N. Okada , Yasuyuki Kato , Yukitoshi Motome

We explore proximity effects on transition metal dichalcogenide ribbons deposited on antiferromagnetic (AFM) insulating substrates. We model these hybrid heterostructures using a tight-binding model that incorporates exchange and Rashba…

Mesoscale and Nanoscale Physics · Physics 2020-06-16 Natalia Cortés , O. Ávalos-Ovando , S. E. Ulloa

Magnetoelectric systems offer potential for device applications exploiting coupled states between electric and magnetic properties. Among magnetoelectric materials, \FNO has attracted special attention because of its pronounced dielectric…

Low power spintronic devices based on the propagation of pure magnonic spin currents in antiferromagnetic insulator materials offer several distinct advantages over ferromagnetic components including higher frequency magnons and a stability…

Materials Science · Physics 2021-06-30 A. Ross , R. Lebrun , M. Evers , A. Deák , L. Szunyogh , U. Nowak , M. Kläui

Owing to their high magnon frequencies, antiferromagnets are key materials for future high-speed spintronics. Picosecond switching of antiferromagnetic order has been viewed a milestone for decades and pursued only by using ultrafast…

Zigzag edges of the honeycomb structure of graphene exhibit magnetic polarization making them attractive as building blocks for spintronic devices. Here, we show that devices with zigzag edged triangular antidots perform essential…

Mesoscale and Nanoscale Physics · Physics 2017-03-22 Søren Schou Gregersen , Stephen R. Power , Antti-Pekka Jauho

The independent predictions of edge ferromagnetism and the Quantum Spin Hall phase in graphene have inspired the quest of other two dimensional honeycomb systems, such as silicene, germanene, stanene, iridiates, and organometallic lattices,…

Mesoscale and Nanoscale Physics · Physics 2014-07-28 J. L. Lado , J. Fernández-Rossier

Altermagnets, a recently identified class of magnetic materials, possess a spin-split Fermi surface that results in the so-called spin splitter effect, enabling the generation of a spin current transverse to the injection direction and…

Mesoscale and Nanoscale Physics · Physics 2025-04-17 Konstantinos Sourounis , Aurélien Manchon

The generation of time-reversal-odd spin-current in metallic altermagnets has attracted considerable interest in spintronics. However, producing pure spin-current in insulating materials remains both challenging and desirable, as insulating…

Materials Science · Physics 2026-05-21 Ruizhi Dong , Ranquan Cao , Dian Tan , Ruixiang Fei

Implementation of antiferromagnetic compounds as active elements in spintronics has been hindered by their insensitive nature against external perturbations which causes difficulties in switching among different antiferromagnetic spin…

Two-dimensional systems with honeycomb lattice are known to be a paradigmatic platform to explore the various types of Hall effects, owing to that the interplay of lattice geometry, spin-orbit coupling and magnetism can give rise to very…

Mesoscale and Nanoscale Physics · Physics 2024-10-10 Zheng-Yang Zhuang , Zhongbo Yan

A family of ferrimagnets (CoV2O4, GdCo, TbCo) exhibits out-of-plane magnetic anisotropy when strained compressively and in-plane magnetic anisotropy when strained expansively (or vice versa). If such a ferrimagnetic thin film is placed on…

Materials Science · Physics 2026-02-12 Supriyo Bandyopadhyay

Heterostructures comprising ferromagnet (FM) and heavy metals (HM) with perpendicular magnetic anisotropy (PMA) and interfacial Dzyaloshinskii-Moriya interaction (iDMI) can host chiral domain walls and topological spin textures, making them…