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Related papers: Voltage controlled propagating spin waves on a per…

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A feedforward scheme is applied for drift waves control in a magnetized magnetron sputtering plasma. A system of driven electrodes collecting electron current in a limited region of the explored plasma is used to interact with unstable…

Plasma Physics · Physics 2015-06-19 E. Martines , M. Zuin , R. Cavazzana , J. Adámek , V. Antoni , G. Serianni , M. Spolaore , N. Vianello

Polarization, the precession direction with respect to the background magnetization, is an intrinsic degree of freedom of spin wave. Introducing symmetry breaking mechanisms lies in the heart of lifting the degeneracy between polarized spin…

Mesoscale and Nanoscale Physics · Physics 2022-05-31 Hongbin Wu , Jin Lan

Recently, perpendicular magnetic anisotropy (PMA) and its voltage control (VC) was demonstrated for Cr/Fe/MgO (Physical Review Applied 5, 044006 (2016)). In this study, we shed a light on the origin of large voltage-induced anisotropy…

Materials Science · Physics 2017-01-03 A. Kozioł-Rachwał , T. Nozaki , K. Freindl , J. Korecki , S. Yuasa , Y. Suzuki

We have investigated optically-excited magnetoelastic waves by phase-resolved spin-wave tomography (PSWaT). PSWaT reconstructs dispersion relation of spin waves together with their phase information by using time-resolved magneto-optical…

Materials Science · Physics 2018-07-04 Yusuke Hashimoto , Tom H. Johansen , Eiji Saitoh

We report the experimental observation of the transverse spin and associated spin-momentum locking of surface plasmon polaritons (SPPs) excited in a plasmonic single crystalline silver nanowire (AgNW). In contrast to the SPPs excited in…

Optics · Physics 2021-11-03 Chetna Taneja , Diptabrata Paul , G V Pavan Kumar

The oscillating frequency of typical Spin Torque Nano Oscillators (STNOs) can be modulated by injected DC current or bias magnetic field. And phase locking of STNOs to an external Radio Frequency (RF) signal can be imposed by AC current or…

Mesoscale and Nanoscale Physics · Physics 2019-07-29 Lang Zeng , Hao-Hsuan Chen , Deming Zhang , Tianqi Gao , Mingzhi Long , Youguang Zhang , Weisheng Zhao

We study spin transport in lateral spin valves with constricted channels. Using electromigration, we modulate the spin accumulation by continuously varying the width of the non-magnetic channel at a single location. By fitting the non-local…

Mesoscale and Nanoscale Physics · Physics 2016-08-10 Emmanouil Masourakis , Libe Arzubiaga , Goran Mihajlović , Estitxu Villamor , Roger Llopis , Fèlix Casanova , Luis E. Hueso

We have studied spin carrier dynamics under full spin-orbit coupling. The anisotropy of dispersions for independent circular spinor polarizations is explored as a possible vertical multichannel voltage controlled spin-filter. Small voltage…

Mesoscale and Nanoscale Physics · Physics 2007-05-23 G. E. Marques , A. C. R. Bittencourt , C. F. Destefani , Sergio E. Ulloa

We report the results of experimental investigations of controlled domain wall (DW) pinning in a ferromagnetic nanowire (NW) by stray fields of two uniformly magnetized bistable ferromagnetic nanoparticles (NPs) placed on either side of the…

Mesoscale and Nanoscale Physics · Physics 2018-07-04 V. L. Mironov , O. L. Ermolaeva , E. V. Skorohodov

Nanoscale magnetic systems have been studied extensively in various geometries, such as wires of different cross-sections, arrays of wires, dots, rings, etc. Such systems have interesting physical properties and promising applications in…

Mesoscale and Nanoscale Physics · Physics 2019-04-16 J. Rychły , V. S. Tkachenko , J. W. Kłos , A. Kuchko , M. Krawczyk

Conventional magnonic devices use three classes of magnetostatic waves that require detailed manipulation of magnetization structure that makes the design and the device/circuitry scalability difficult tasks. Here, we demonstrate that…

Mesoscale and Nanoscale Physics · Physics 2017-07-04 X. S. Wang , H. W. Zhang , X. R. Wang

An analytical and numerical approach is developped to pinpoint the optimal experimental conditions to irreversibly switch magnetization using surface acoustic waves (SAWs). The layers are magnetized perpendicular to the plane and two…

Perpendicular magnetic anisotropy (PMA) plays a critical role in the development of spintronics, thereby demanding new strategies to control PMA. Here we demonstrate a conceptually new type of interface induced PMA that is controlled by…

We theoretically demonstrate linear spin-wave nonreciprocity in a Ni80Fe20 nanostripe waveguide, based on interband magnonic transitions induced by a time-reversal and spatialinversion symmetry breaking magnetic field. An analytical…

Mesoscale and Nanoscale Physics · Physics 2015-06-16 Kai Di , Hock Siah Lim , Vanessa Li Zhang , Ser Choon Ng , Meng Hau Kuok

We use He$^+$ irradiation to tune the nonlinearity, $\mathcal{N}$, of all-perpendicular spin-torque nano-oscillators (STNOs) using the He$^+$ fluence-dependent perpendicular magnetic anisotropy (PMA) of the [Co/Ni] free layer. Employing…

Local modification of magnetic properties of nanoelements is a key to design future-generation magnonic devices, in which information is carried and processed via spin waves. One of the biggest challenges here is to fabricate simple and…

Mesoscale and Nanoscale Physics · Physics 2020-04-03 O. V. Dobrovolskiy , R. Sachser , S. A. Bunyaev , D. Navas , V. M. Bevz , M. Zelent , W. Smigaj , J. Rychly , M. Krawczyk , R. V. Vovk , M. Huth , G. N. Kakazei

The ability to tune and switch magnetic anisotropy to a perpendicular orientation is a key challenge for implementing 2D magnets in spintronic devices. H-phase vanadium dichalcogenides V$X_2$ ($X$=Te, Se, S) are promising ferromagnetic…

Materials Science · Physics 2026-04-21 John Lawrence Euste , Maha Hsouna , Nataša Stojić

We demonstrate using micromagnetic simulations that a nanomagnet array excited by Surface Acoustic Waves (SAWs) can work as a reservoir that can classify sine and square waves with high accuracy. To evaluate memory effect and computing…

We derive analytical expressions for the spin wave frequencies and precession amplitudes in monolayer and antiferromagnetically coupled bilayer CrSBr under in-plane external magnetic fields. The analysis covers the antiferromagnetic,…

Mesoscale and Nanoscale Physics · Physics 2026-05-05 Rob den Teuling , Ritesh Das , Artem V. Bondarenko , Elena V. Tartakovskaya , Gerrit E. W. Bauer , Yaroslav M. Blanter

Spin dynamics of field-driven domain walls (DWs) guided by Permalloy nanowires are studied by high-speed magneto-optic polarimetry and numerical simulations. DW velocities and spin configurations are determined as functions of longitudinal…

Mesoscale and Nanoscale Physics · Physics 2016-09-05 Jusang Yang , Geoffrey S. D. Beach , Carl Knutson , James L. Erskine