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Related papers: Spin-orbit torques in strained PtMnSb from first p…

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Spin-orbit torques (SOTs) from transition metal dichalcogenides systems (TMDs) in conjunction with ferromagnetic materials are recently attractive in spintronics for their versatile features. However, most of the previously studied…

Mesoscale and Nanoscale Physics · Physics 2021-04-13 Cheng-Wei Peng , Wei-Bang Liao , Tian-Yue Chen , Chi-Feng Pai

Efficient generation of spin-orbit torques (SOTs) is central for the exciting field of spin-orbitronics. Platinum, the archetypal spin Hall material, has the potential to be an outstanding provider for spin-orbit torques due to its giant…

Mesoscale and Nanoscale Physics · Physics 2021-08-17 Lijun Zhu , Daniel C. Ralph , Robert A Buhrman

Measurements of switching via spin-orbit coupling (SOC) mechanisms are discussed for a pair of inverted Pt/Co/Pt stacks with asymmetrical Pt thicknesses. Taking into account the planar Hall effect contribution, effective fields of…

Mesoscale and Nanoscale Physics · Physics 2015-06-17 Cheow Hin Sim , Jian Cheng Huang , Michael Tran , Kwaku Eason

Realization of efficient spin-orbit torque switching of the N\'eel vector in insulating antiferromagnets is a challenge, often complicated by spurious effects. Quantifying the spin-orbit torques in antiferromagnet/heavy metal…

Materials Science · Physics 2025-02-25 Igor Lyalin , Hantao Zhang , Justin Michel , Daniel Russell , Fengyuan Yang , Ran Cheng , Roland K. Kawakami

Spin-orbit torques (SOT) allow the electrical control of magnetic states. Current-induced SOT switching of the perpendicular magnetization is of particular technological importance. The SOT consists of damping-like and field-like torques so…

Spin-dependent partial conductances are evaluated in a tight-binding description of electron transport in the presence of spin-orbit (SO) couplings, using transfer-matrix methods. As the magnitude of SO interactions increases, the…

Statistical Mechanics · Physics 2020-03-06 S. L. A. de Queiroz

We study a two-dimensional single band Hubbard Hamiltonian with antisymmetric spin-orbit coupling. We argue that this is the minimal model to understand the electronic properties of locally non-centrosymmetric transition-metal (TM) oxides…

Strongly Correlated Electrons · Physics 2021-04-30 Mehdi Biderang , Alireza Akbari , Jesko Sirker

We formulate a general microscopic approach to spin-orbit torques in thin ferromagnet/heavy-metal bilayers in linear response to electric current or electric field. The microscopic theory we develop avoids the notion of spin currents and…

Mesoscale and Nanoscale Physics · Physics 2017-03-03 I. A. Ado , O. A. Tretiakov , M. Titov

The development of magnetic heterostructures with strong spin-orbit torques (SOTs), low impedance, strong perpendicular magnetic anisotropy (PMA), and good integration compatibility at the same time is central for high-performance…

Materials Science · Physics 2025-08-20 Zhihao Yan , Zhengxiao Li , Lujun Zhu , Xin Lin , Lijun Zhu

Spin orbit torques (SOT) are used to manipulate magnetization of ferromagnets in heavy metal / ferromagnetic bilayers and thus are technologically relevant from magnetization switching perspective. This necessitates development of methods…

Mesoscale and Nanoscale Physics · Physics 2026-04-03 Akanksha Chouhan , Abhishek Erram , Ashwin A. Tulapurkar

Electrical control of magnetization is of crucial importance for integrated spintronics devices. Spin-orbit torques (SOT) in heavy-metal/ferromagnetic heterostructures have emerged as promising tool to achieve efficiently current-induced…

Materials Science · Physics 2021-07-21 Leandro Salemi , Marco Berritta , Peter M. Oppeneer

We present a first-principles and quantum transport study of proximity-induced spin-orbit torque (SOT) in graphene on a trigonal CrSBr monolayer. Density functional theory combined with nonequilibrium Green's function calculations shows…

Mesoscale and Nanoscale Physics · Physics 2025-12-29 Maedeh Rassekh , Martin Gmitra

The discovery of spin-orbit torques (SOTs) generated through the spin Hall or Rashba effects provides an alternative write approach for magnetic random-access memory (MRAM), igniting the development of spin-orbitronics in recent years.…

Mesoscale and Nanoscale Physics · Physics 2024-01-09 Hanying Zhang , Qianwen Zhao , Baiqing Jiang , Yuan Wang , Tunan Xie , Kaihua Lou , ChaoChao Xia , C. Bi

We present theoretical studies of the intrinsic spin orbit torque (SOT) in a single domain ferromagnetic layer with Rashba spin-orbit coupling (SOC) using the non-equilibrium Green's function formalism for a model Hamiltonian. We find that,…

Mesoscale and Nanoscale Physics · Physics 2018-01-03 A. Kalitsov , S. A. Nikolaev , J. Velev , M. Chshiev , O. Mryasov

Spin-dependent transport phenomena due to relativistic spin-orbit coupling and broken space-inversion symmetry are often difficult to interpret microscopically, in particular when occurring at surfaces or interfaces. Here we present a…

Mesoscale and Nanoscale Physics · Physics 2021-09-01 J. Železný , Z. Fang , K. Olejník , J. Patchett , F. Gerhard , C. Gould , L. W. Molenkamp , C. Gomez-Olivella , J. Zemen , T. Tichý , T. Jungwirth , C. Ciccarelli

We report on first-principles calculations of spin-transfer torque (STT) in epitaxial magnetic tunnel junctions (MTJs) based on ferrimagnetic tetragonal Mn$_3$Ga electrodes, both as analyzer in an Fe/MgO stack, and also in an analogous…

Mesoscale and Nanoscale Physics · Physics 2022-01-10 Maria Stamenova , Plamen Stamenov , Farzad Mahfouzi , Quilong Sun , Nicholas Kioussis , Stefano Sanvito

Using a spin-only model, we compute spin excitation spectra in a bond-centered stripe state with long-range magnetic order. We employ a bond operator formalism, which naturally captures both dimerization and broken spin symmetry in a…

Superconductivity · Physics 2007-05-23 Matthias Vojta , Tobias Ulbricht

The electronic spin precession in semiconductor dots is strongly affected by the spin-orbit coupling. We present a theory of the electronic spin resonance at low magnetic fields that predicts a strong dependence on the dot occupation, the…

Mesoscale and Nanoscale Physics · Physics 2009-11-07 Manuel Valin-Rodriguez , Antonio Puente , Llorens Serra , Enrico Lipparini

Spin-orbit torques (SOTs) have emerged as an efficient means to electrically control the magnetization in ferromagnetic heterostructures. Lately, an increasing attention has been devoted to SOTs in heavy metal (HM)/magnetic insulator (MI)…

Materials Science · Physics 2023-05-09 Martín Testa-Anta , Charles-Henri Lambert , Can Onur Avci

A spin-orbital superexchange Hamiltonian in a Mott insulator with $t_{2g}$ orbital degeneracy is investigated. More specifically, we focus on a spin ferromagnetic state of the model and study a collective behavior of orbital angular…

Strongly Correlated Electrons · Physics 2009-11-11 G. Khaliullin , S. Okamoto