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Related papers: Spin wave propagation in corrugated waveguides

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In the emerging field of magnonics, spin waves are foreseen as signal carriers for future spintronic information processing and communication devices, owing to both the very low power losses and a high device miniaturisation potential…

We study the problem of controlling spin waves propagation through an antiferromagnet/ferromagnet interface via tuning material parameters. It is done by introducing the degree of sublattice noncompensation of antiferromagnet (DSNA), which…

Mesoscale and Nanoscale Physics · Physics 2021-12-30 Oksana Busel , Oksana Gorobets , Oleg A. Tretiakov

Based on a linearized Landau-Lifshitz equation, we show that two-dimensional periodic allay of ferromagnetic particles coupled with magnetic dipole-dipole interactions supports chiral spin-wave edge modes, when subjected under the magnetic…

Mesoscale and Nanoscale Physics · Physics 2013-05-28 Ryuichi Shindou , Jun-ichiro Ohe , Ryo Matsumoto , Shuichi Murakami , Eiji Saitoh

We have studied spin excitations in nanosized magnetic films in the Heisenberg model with magnetic dipole and exchange interactions by the spin operator diagram technique. Dispersion relations of spin waves in thin magnetic films (in…

Mesoscale and Nanoscale Physics · Physics 2011-11-16 L. V. Lutsev

Spin-wave (SW) propagation close to the hybridization-induced transmission stop band is investigated within a trapezoid-shaped 200\,nm thick yttrium iron garnet (YIG) film using time-resolved magneto-optic Kerr effect (TR-MOKE) microscopy…

Applied Physics · Physics 2025-07-11 Franz Vilsmeier , Christian Riedel , Christian H. Back

We report, for the first time, on a novel planar structure of magnonic-crystal waveguides, made of a single magnetic material, in which the allowed and forbidden bands of propagating dipole-exchange spin-waves can be manipulated by the…

Materials Science · Physics 2010-02-03 Ki-Suk Lee , Dong-Soo Han , Sang-Koog Kim

The curling spin wave modes of a ferromagnetic vortex confined to a microscale disc have been directly imaged in response to a microwave field excitation using time-resolved scanning Kerr microscopy. Micromagnetic simulations have been used…

Mesoscale and Nanoscale Physics · Physics 2021-02-10 D. Osuna Ruiz , P. S. Keatley , J. R. Childress , J. A. Katine , R. J. Hicken , A. P. Hibbins , F. Y. Ogrin

In this work, lateral displacements of transmitted and reflected spin waves at a 360 degree domain wall (360DW), which is referred to as the spin-wave Goos-H\"{a}nchen effect (SWGHE), are systematically investigated in magnetic…

Mesoscale and Nanoscale Physics · Physics 2024-10-21 Mei Li , Bin Xi , Yongjun Liu , Jie Lu

The dielectric permeability tensor for spin polarized plasmas derived in terms of the spin-1/2 quantum kinetic model in six-dimensional phase space in Part I of this work is applied for study of spectra of high-frequency transverse and…

Plasma Physics · Physics 2017-03-08 Pavel A. Andreev

A mutilated model is constructed to approximate the collision term of spin Boltzmann equation that incorporates newly appearing collisional invariants i.e, the total angular momentum. With recourse to degenerate perturbation theory, the…

High Energy Physics - Phenomenology · Physics 2023-01-23 Jin Hu , Zhe Xu

We present experimental observations of the interference of spin-wave modes propagating in opposite directions in micron-sized NiFe-waveguides. To monitor the local spin-wave intensity distribution and phase of the formed interference…

Mesoscale and Nanoscale Physics · Physics 2015-05-27 Philipp Pirro , Thomas Brächer , Katrin Vogt , Björn Obry , Helmut Schultheiss , Britta Leven , Burkard Hillebrands

The study of metallic corrugated surfaces has recently received strong attention due to their ability to mimic the behaviour of surface plasmons. In this work, this plasmon-like behaviour is employed to design an open cylindrical waveguide.…

We computed spin wave dispersions of surface-reconstructed Co films on the W(110) surface in the adiabatic approximation. The magnetic exchange interactions are obtained via first-principles electronic structure calculations using the…

Mesoscale and Nanoscale Physics · Physics 2017-04-11 Flaviano José dos Santos , Manuel dos Santos Dias , Samir Lounis

Spin waves have the potential to be used as a new platform for data transfer and processing as they can reach wavelengths in the nanometer range and frequencies in the terahertz range. To realize a spin-wave device, it is essential to be…

We propose a hybrid magnonic-oscillator system based on the combination of a spin transfer auto-oscillator and a magnonic waveguide to open new perspectives for spin-wave based circuits. The system is composed of a spin transfer oscillator…

Other Condensed Matter · Physics 2022-12-23 A. Hamadeh , D. Breitbach , M. Ender , A. Koujok , M. Mohseni , F. Kohl , J. Maskill , M. Bechberger , P. Pirro

The one-dimensional planar magnonic crystals are usually fabricated as a sequence of stripes intentionally or accidentally separated by non-magnetic spacers. The influence of spacers on shaping the spin wave spectra is complex and still not…

Mesoscale and Nanoscale Physics · Physics 2020-01-08 G. Centala , M. L. Sokolovskyy , C. S. Davies , M. Mruczkiewicz , S. Mamica , J. Rychly , J. W. Klos , V. V. Kruglyak , M. Krawczyk

We present an experimental study of spin-wave excitation and propagation in microstructured waveguides patterned from a 100 nm thick yttrium iron garnet (YIG)/platinum (Pt) bilayer. The life time of the spin waves is found to be more than…

Mesoscale and Nanoscale Physics · Physics 2015-03-06 P. Pirro , T. Brächer , A. Chumak , B. Lägel , C. Dubs , O. Surzhenko , P. Görnet , B. Leven , B. Hillebrands

The spin-orbit torque induced by a topological insulator (TI) is theoretically examined for spin wave generation in a neighboring antiferromagnetic thin film. The investigation is based on the micromagnetic simulation of N\'{e}el vector…

Materials Science · Physics 2020-08-26 Xinyi Xu , Yuriy G. Semenov , Ki Wook Kim

We study the potential of all-electrical inductive techniques for the spectroscopy of propagating forward volume spin waves. We develop a one-dimensional model to account for the electrical signature of spin-wave reflection and transmission…

Mesoscale and Nanoscale Physics · Physics 2020-11-18 M. Sushruth , M. Grassi , K. Ait-Oukaci , D. Stoeffler , Y. Henry , D. Lacour , M. Hehn , U Bhaskar , M. Bailleul , T. Devolder , J. -P. Adam

We study the spin-wave dynamics in nanoscale antidot lattices based on Co/Pd multilayers with perpendicular magnetic anisotropy. Using time-resolved magneto-optical Kerr effect measurements we demonstrate that the variation of the antidot…

Mesoscale and Nanoscale Physics · Physics 2020-01-08 S. Pan , S. Mondal , M. Zelent , R. Szwierz , S. Pal , O. Hellwig , M. Krawczyk , A. Barman
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