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Related papers: Surface spin dynamics of antiferromagnetically cou…

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Recent advances in antiferromagnetic spin dynamics using rare-earth (RE) and transition-metal (TM) ferrimagnets have attracted much interest for spintronic devices with a high speed and density. In this study, the spin wave properties in…

We present a comprehensive theoretical and computational model that explores the behavior of a thin hydrated film bonded to a non-hydrated / impermeable soft substrate in the context of surface and bulk elasticity coupled with surface…

Soft Condensed Matter · Physics 2025-05-07 Jaemin Kim , Keon Ho Kim , Nikolaos Bouklas

Spin waves in antiferromagnetic materials have great potential for next-generation magnonic technologies. However, their properties and their dependence on the type of ground-state antiferromagnetic structure are still open questions. Here,…

Mesoscale and Nanoscale Physics · Physics 2020-10-07 Flaviano José dos Santos , Manuel dos Santos Dias , Samir Lounis

Quantum properties of a helimagnetic thin film of simple cubic lattice with Heisenberg spin model are studied using the Green's function method. We find that the spin configuration across the film is strongly non uniform. Using the exactly…

Mesoscale and Nanoscale Physics · Physics 2015-08-07 Sahbi El Hog , H. T. Diep

In this work, we study experimentally by broadband ferromagnetic resonance measurements, the dependence of the spin-wave excitation spectra on the magnetic applied field in CoFeB meander-shaped films. Two different orientations of the…

Mesoscale and Nanoscale Physics · Physics 2021-12-08 A. V. Sadovnikov , G. Talmelli , G. Gubbiotti , E. N. Beginin , S. Sheshukova , S. A. Nikitov , C. Adelmann , F. Ciubotaru

We investigated the microwave-assisted DC voltages of ferromagnetic resonances and exchangedominated standing spin wave excitations in two different in-plane magnetized permalloy thin films via homodyne detection. The line shapes of…

Materials Science · Physics 2013-10-24 Ziqian Wang , Xiaofeng Zhu , Xiaoshuang Chen , Wei Lu

Using an atomistic spin model, we have simulated spin wave injection and propagation into antiferromagnetic IrMn from an exchange coupled CoFe layer. The spectral characteristics of the exited spin waves have a complex beating behavior…

Materials Science · Physics 2020-08-10 Sarah Jenkins , Roy W. Chantrell , Richard F. L. Evans

An anisotropic spin model on a triangular semiinfinite lattice with ferromagnetic nearest-neighbour interactions and one antiferromagnetic next-nearest-neighbour interaction is investigated by the cluster transfer-matrix method. A phase…

Statistical Mechanics · Physics 2009-10-28 P. Pajersky , A. Surda

A spin wave is the disturbance of intrinsic spin order in magnetic materials. In this paper, a spin wave in the Landau-Lifshitz-Gilbert equation is obtained based on the assumption that the spin wave maintains its shape while it propagates…

Mesoscale and Nanoscale Physics · Physics 2019-10-25 Zhiwei Sun , Jingrun Chen

The electronic quasiparticle structure of a ferromagnetic local moment film is investigated within the framework of the s-f model. For the special case of a single electron in an otherwise empty energy band being exchange coupled to a fully…

Strongly Correlated Electrons · Physics 2009-10-31 R. Schiller , W. Mueller , W. Nolting

Functionalized thin elastic films and membranes frequently feature internal sites of net forces or stresses. These are, for instance, active sites of actuation, or rigid inclusions in a strained membrane that induce counterstress upon…

Soft Condensed Matter · Physics 2024-09-02 Tyler Lutz , Andreas M. Menzel , Abdallah Daddi-Moussa-Ider

The dynamics of amphiphilic films deposited on a solid surface is analyzed for the case when shear oscillations of the solid surface are excited. The two cases of surface- and bulk shear waves are studied with film exposed to gas or to a…

Condensed Matter · Physics 2009-10-30 M. V. Voinova , M. Jonson , B. Kasemo

To make progress towards the development of a theory on the motion of inclusions in thin structured films and membranes, we here consider as an initial step a circular disk in a two-dimensional, uniaxially anisotropic fluid layer. We assume…

Soft Condensed Matter · Physics 2024-09-02 Abdallah Daddi-Moussa-Ider , Elsen Tjhung , Thomas Richter , Andreas M. Menzel

Boundary conditions for order parameters at an interface between ferromagnetic (FM) and two-sublattice antiferromagnetic (AFM) materials were obtained in the continuous medium approximation similarly to the approach which allows one to take…

Applied Physics · Physics 2020-03-10 Oksana Busel , Oksana Gorobets , Yuri Gorobets

Recent simulation studies of the surface tension, and other properties of thin free-standing films, have revealed unexpected finite size effects in which the variance of the properties vary monotonically with the in-plane width of the…

Chemical Physics · Physics 2019-08-29 Jose L. Rivera , Jack Douglas

Herein, we study the spin-wave dispersion and dissipation in a ferromagnetic insulator--normal metal--ferromagnetic insulator system. Long-range dynamic coupling because of spin pumping and spin transfer lead to collective magnetic…

Mesoscale and Nanoscale Physics · Physics 2014-11-25 Hans Skarsvag , Andre Kapelrud , Arne Brataas

The (inverse) magnetostrictive effect in ferromagnets couples the magnetic properties to the mechanical stress, allowing for an interaction between the magnetic and mechanical degrees of freedom. In this work, we present a time-integration…

In this paper we extend the micromagnetic theory of magnetostatic surface waves in insulating ferromagnetic thin films to include the applied electric field effects. We start by identifying the two main effects on the dispersion relation:…

Mesoscale and Nanoscale Physics · Physics 2024-06-18 Vittorio Basso , Patrizio Ansalone , Adriano Di Pietro

Control of the spin wave dynamics in nanomagnetic elements is very important for the realization of a broad range of novel magnonic devices. Here we study experimentally the spin wave resonance in thick ferromagnetic rings (100 nm) using…

Applied Physics · Physics 2021-12-28 Xue Zhou , Elena Tartakovskaya , Gleb Kakazei , Adekunle Adeyeye

Single phase and strained LuMnO3 thin films are discovered to display co-existing ferromagnetic and antiferromagnetic orders. A large moment ferromagnetism (approx. 1 muB), which is absent in bulk samples, is shown to display a magnetic…

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