A review of magnetic nanocomposites for EMI shielding: synthesis, properties, and mechanisms

I Ismail, RS Azis - Journal of Materials Science, 2024 - Springer
With the proliferation of electronics and wireless devices, managing disruptive
electromagnetic interference (EMI) has become imperative. This review examines recent …

On the Multiscale Landau–Lifshitz–Gilbert Equation: Two-Scale Convergence and Stability Analysis

J Chen, R Du, Z Ma, Z Sun, L Zhang - Multiscale Modeling & Simulation, 2022 - SIAM
Permalloy is a nickel-iron magnetic alloy, which typically has a face-centered cubic phase
but may form an irregular polycrystalline structure. Its magnetization dynamics is modeled by …

Heterogeneous multiscale methods for the landau–lifshitz equation

L Leitenmaier, O Runborg - Journal of Scientific Computing, 2022 - Springer
In this paper, we present a finite difference Heterogeneous Multiscale Method for the
Landau–Lifshitz equation with a highly oscillatory diffusion coefficient. The approach …

Homogenization of the Landau-Lifshitz equation

L Leitenmaier, O Runborg - arXiv preprint arXiv:2012.12567, 2020 - arxiv.org
In this paper, we consider homogenization of the Landau-Lifshitz equation with a highly
oscillatory material coefficient with period $\varepsilon $ modeling a ferromagnetic …

Upscaling Errors in Heterogeneous Multiscale Methods for the Landau--Lifshitz Equation

L Leitenmaier, O Runborg - Multiscale Modeling & Simulation, 2022 - SIAM
In this paper, we consider several possible ways to set up Heterogeneous Multiscale
Methods for the Landau--Lifshitz equation with a highly oscillatory diffusion coefficient, which …

An extension operator for manifold-valued Sobolev maps on perforated domains

C Gavioli, L Happ, V Pagliari - arXiv preprint arXiv:2403.11690, 2024 - arxiv.org
Motivated by manifold-constrained homogenization problems, we construct a scale-
independent extension operator for Sobolev functions defined on a perforated domain and …

Two-scale Analysis for Multiscale Landau-Lifshitz-Gilbert Equation: Theory and Numerical Methods

X Guan, H Qi, Z Sun - arXiv preprint arXiv:2403.14957, 2024 - arxiv.org
This paper discusses the theory and numerical method of two-scale analysis for the
multiscale Landau-Lifshitz-Gilbert equation in composite ferromagnetic materials. The …

Homogenization of the Landau-Lifshitz-Gilbert equation with natural boundary condition

J Chen, JG Liu, Z Sun - arXiv preprint arXiv:2206.10948, 2022 - arxiv.org
The full Landau-Lifshitz-Gilbert equation with periodic material coefficients and natural
boundary condition is employed to model the magnetization dynamics in composite …

Homogenization results for a Landau–Lifshitz–Gilbert equation in composite materials with transmission defects

C Choquet, M Ouhadan, M Tilioua - Applicable Analysis, 2022 - Taylor & Francis
We study the homogenization of Landau–Lifshitz–Gilbert equation in a ϵ-periodic composite
material formed by two constituents, separated by an imperfect interface Γ ϵ, on which we …

[HTML][HTML] A finite element based Heterogeneous Multiscale Method for the Landau-Lifshitz equation

L Leitenmaier, M Nazarov - Journal of Computational Physics, 2023 - Elsevier
Abstract We present a Heterogeneous Multiscale Method for the Landau-Lifshitz equation
with a highly oscillatory diffusion coefficient, a simple model for a ferromagnetic composite. A …