Collective orientation of CNT coated magnetic microchains for effective microwave absorption in S and C band

Y Wu, Y Han, J Hu, N He, M He, H Guo, H Xu… - Journal of Materials …, 2024 - Elsevier
The control of undesired electromagnetic radiation in S-and C-band spectra requires novel
microwave absorbing materials (MAMs) having high microwave attenuation capability …

Resonant subwavelength control of the phase of spin waves reflected from a Gires–Tournois interferometer

K Sobucki, W Śmigaj, J Rychły, M Krawczyk… - Scientific Reports, 2021 - nature.com
Subwavelength resonant elements are essential building blocks of metamaterials and
metasurfaces, which have revolutionized photonics. Despite similarities between different …

Sha** the spin wave spectra of planar 1D magnonic crystals by the geometrical constraints

J Rychły-Gruszecka, J Walowski, C Denker… - Scientific Reports, 2022 - nature.com
We present experimental and numerical studies demonstrating the influence of geometrical
parameters on the fundamental spin-wave mode in planar 1D magnonic crystals. The …

Magnon polarons induced by a magnetic field gradient

N Vidal-Silva, E Aguilera, A Roldán-Molina, RA Duine… - Physical Review B, 2020 - APS
In this paper, we report the theoretical possibility of generating magnon-polaron excitations
through a space-varying magnetic field. The spatial dependence of the magnetic field in the …

Spin-wave mode coupling in the presence of the demagnetizing field in cobalt-permalloy magnonic crystals

S Mamica - Scientific Reports, 2024 - nature.com
We present the results of studies on the non-uniform frequency shift of spin wave spectrum
in a two-dimensional magnonic crystal of cobalt/permalloy under the influence of external …

Interface modes in planar one-dimensional magnonic crystals

S Mieszczak, JW Kłos - Scientific Reports, 2022 - nature.com
We present the concept of Zak phase for spin waves in planar magnonic crystals and
discuss the existence condition of interface modes localized on the boundary between two …

Spin-wave spectra in antidot lattice with inhomogeneous perpendicular magnetic anisotropy

M Moalic, M Krawczyk, M Zelent - Journal of Applied Physics, 2022 - pubs.aip.org
Magnonic crystals are structures with periodically varied magnetic properties that are used
to control collective spin-wave excitations. With micromagnetic simulations, we study spin …

[HTML][HTML] Influence of the demagnetizing field on the spin-wave softening in bicomponent magnonic crystals

S Mamica - Journal of Magnetism and Magnetic Materials, 2022 - Elsevier
In bi-component magnonic crystals (MCs) demagnetizing field occurs around interfaces
between a matrix and inclusions. As it is already shown this field strongly influences the spin …

Sha** magnetization dynamics in a planar square dot by adjusting its surface anisotropy

G Centała, JW Kłos - Journal of Magnetism and Magnetic Materials, 2023 - Elsevier
A planar square dot is one of the simplest structures confined to three dimensions. Despite
its geometrical simplicity, the description of the spin wave modes in this structure is not trivial …

[HTML][HTML] The influence of the demagnetizing field on the concentration of spin wave energy in two-dimensional magnonic crystals

S Mamica - Journal of Magnetism and Magnetic Materials, 2023 - Elsevier
Abstract We use the Plane Wave Method to theoretically study thin-film magnonic crystals
(MCs) composed of two very common magnetic materials: cobalt and permalloy. In both …