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Related papers: Current-induced torques in textured Rashba ferroma…

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Spin-orbit torques are studied in Ta/TbFeCo patterned structures with a bulk perpendicular magnetic anisotropy (bulk-PMA) for the first time. The current-induced magnetization switching is investigated in the presence of a perpendicular,…

Mesoscale and Nanoscale Physics · Physics 2015-06-23 Zhengyang Zhao , Mahdi Jamali , Angeline Klemm , Jian-Ping Wang

Magnetic electric effects in ferromagnetic metals are discussed from the viewpoint of effective spin electromagnetic field that couples to conduction electron spin. The effective field in the adiabatic limit is the spin Berry's phase in…

Mesoscale and Nanoscale Physics · Physics 2016-12-30 Gen Tatara

The spin-orbit interaction in heavy metal/ferromagnet/oxide structures has been extensively investigated because it can be employed in manipulation of the magnetization direction by in-plane current. This implies the existence of an inverse…

Materials Science · Physics 2015-05-06 Soonha Cho , Seung-heon Chris Baek , Younghun Jo , Byong-Guk Park

Spin-transfer torques (STT), Gilbert damping (GD), and effective spin renormalization (ESR) are investigated microscopically in a 2D Rashba ferromagnet with spin-independent Gaussian white-noise disorder. Rashba spin-orbit coupling induced…

Mesoscale and Nanoscale Physics · Physics 2020-12-08 I. A. Ado , P. M. Ostrovsky , M. Titov

We study spin torques induced by Rashba spin-orbit coupling in two-dimensional ferromagnets under the good-metal condition $\epsilon_{F}\tau/\hbar\gg1$ ($\epsilon_{F}$ the Fermi energy, $\tau$ the electron lifetime) by employing the Kubo…

Mesoscale and Nanoscale Physics · Physics 2017-07-21 Cong Xiao , Qian Niu

Rashba spin-orbit interactions generated by time-dependent electric fields acting on weak links (that couple together non-magnetic macroscopic leads) can magnetize the junction. The Rashba spin-orbit interaction that affects the spins of…

Mesoscale and Nanoscale Physics · Physics 2025-10-23 Debashree Chowdhury , O. Entin-Wohlman , A. Aharony , R. I. Shekhter , M. Jonson

This paper is devoted to numerical simulations of the magnetization dynamics driven by a spin-polarized current in extended ferromagnetic multilayers when a point-contact setup is used. We present (i) detailed analysis of methodological…

Mesoscale and Nanoscale Physics · Physics 2015-06-25 D. V. Berkov , N. L. Gorn

Using irreversible thermodynamics we show that current-induced spin transfer torque within a magnetic domain implies spin pumping of current within that domain. This has experimental implications for samples both with conducting leads and…

Other Condensed Matter · Physics 2009-11-13 Wayne M. Saslow

Use of a spin polarized current for the manipulation of magnetic domain walls in ferromagnetic nanowires has been the subject of intensive research for many years. Recently, due to technological advancements, creating nano-contacts with…

Mesoscale and Nanoscale Physics · Physics 2020-08-10 Hamidreza Kazemi , Sebastian Eggert , Nicholas Sedlmayr

According to the spin-torque model, current-driven magnetic dynamics in ferromagnetic multilayers is determined by the transfer of electron spin perpendicular to the layers' magnetizations. By separating the largest contributions to the…

Materials Science · Physics 2007-05-23 S. Urazhdin

Current driven domain wall motion in curved Heavy Metal/Ferrimagnetic/Oxide multilayer strips is investigated using systematic micromagnetic simulations which account for spin-orbit coupling phenomena. Domain wall velocity and…

Materials Science · Physics 2024-01-25 David Osuna Ruiz , Óscar Alejos , Víctor Raposo , Eduardo Martínez

Ultrathin magnetic systems have properties qualitatively different from their thicker counterparts, implying that different physics governs their properties. We demonstrate that various such properties can be explained naturally by the…

Mesoscale and Nanoscale Physics · Physics 2015-03-19 Kyoung-Whan Kim , Soo-Man Seo , Jisu Ryu , Kyung-Jin Lee , Hyun-Woo Lee

The motion of magnetic domain walls in ultrathin magnetic heterostructures driven by current via the spin Hall torque is described. We show results from perpendicularly magnetized CoFeB|MgO heterostructures with various heavy metal…

Materials Science · Physics 2015-03-26 Jacob Torrejon , Masamitsu Hayashi

Spin transport in magnetic tunnel junctions comprising a single magnetic layer in the presence of interfacial spin-orbit interaction (SOI) is investigated theoretically. Due to the presence of interfacial SOI, a current-driven spin torque…

Mesoscale and Nanoscale Physics · Physics 2015-05-30 A. Manchon

In the current work we have investigated the influence of the Rashba spin-orbit coupling on spin-current of a single layer gapped graphene. It was shown that the Rashba coupling has a considerable role in generation of the spin-current of…

Mesoscale and Nanoscale Physics · Physics 2015-07-20 K. Hasanirokh , J. Azizi , A. Phirouznia , H. Mohammadpour

We consider magnetic Weyl metals as a platform to achieve current control of magnetization textures with transport currents, utilizing their underlying band geometry. We show that the transport current in a Weyl semimetal produces an axial…

Mesoscale and Nanoscale Physics · Physics 2023-12-27 J. G. Yang , Yaroslav Tserkovnyak , D. A. Pesin

We analyze the spectral and transport properties of ballistic quasi one-dimensional systems in the presence of spin-orbit coupling and in-plane agnetic fields. Our results demonstrate that Rashba precession and intersubband coupling must be…

Mesoscale and Nanoscale Physics · Physics 2009-11-11 Llorens Serra , David Sanchez , Rosa Lopez

We derive an intrinsic contribution to the non-adiabatic spin torque for non-uniform magnetic textures. It differs from previously considered contributions in several ways and can be the dominant contribution in some models. It does not…

Mesoscale and Nanoscale Physics · Physics 2015-12-22 Kyoung-Whan Kim , Kyung-Jin Lee , Hyun-Woo Lee , M. D. Stiles

Momentum-space topology of electrons under strong spin-orbit coupling contributes to the electrically induced torques exerting on magnetic textures insensitively to disorder or thermal fluctuation. We present a direct connection between…

Mesoscale and Nanoscale Physics · Physics 2022-01-06 Yasufumi Araki , Jun'ichi Ieda

The discovery that a spin polarized current can exert a large torque on a ferromagnet through a transfusion of spin angular momentum, offers a new way to control a magnetization by simple current injection, without the help of an applied…