Magnonic crystals for data processing

AV Chumak, AA Serga… - Journal of Physics D …, 2017 - iopscience.iop.org
Magnons (the quanta of spin waves) propagating in magnetic materials with wavelengths at
the nanometer-scale and carrying information in the form of an angular momentum can be …

Magnonic crystals: towards terahertz frequencies

K Zakeri - Journal of Physics: Condensed Matter, 2020 - iopscience.iop.org
This topical review presents an overview of the recent experimental and theoretical attempts
on designing magnonic crystals for operation at different frequencies. The focus is put on the …

[HTML][HTML] Magnetization dynamics of nanoscale magnetic materials: A perspective

A Barman, S Mondal, S Sahoo, A De - Journal of Applied Physics, 2020 - pubs.aip.org
Nanomagnets form the building blocks for a gamut of miniaturized energy-efficient devices
including data storage, memory, wave-based computing, sensors, and biomedical devices …

Experimental observation of flat bands in one-dimensional chiral magnonic crystals

S Tacchi, J Flores-Farías, D Petti, F Brevis… - Nano Letters, 2023 - ACS Publications
Spin waves represent the collective excitations of the magnetization field within a magnetic
material, providing dispersion curves that can be manipulated by material design and …

Flat bands, indirect gaps, and unconventional spin-wave behavior induced by a periodic Dzyaloshinskii-Moriya interaction

RA Gallardo, D Cortés-Ortuño, T Schneider… - Physical review …, 2019 - APS
Periodically patterned metamaterials are known for exhibiting wave properties similar to the
ones observed in electronic band structures in crystal lattices. In particular, periodic …

Magnons in a quasicrystal: Propagation, extinction, and localization of spin waves in Fibonacci structures

F Lisiecki, J Rychły, P Kuświk, H Głowiński, JW Kłos… - Physical Review …, 2019 - APS
Magnonic quasicrystals exceed the possibilities of spin-wave (SW) manipulation offered by
regular magnonic crystals, because of their more complex SW spectra with fractal …

Omnidirectional flat bands in chiral magnonic crystals

J Flores-Farías, RA Gallardo, F Brevis… - Scientific Reports, 2022 - nature.com
The magnonic band structure of two-dimensional chiral magnonic crystals is theoretically
investigated. The proposed metamaterial involves a three-dimensional architecture, where a …

Symmetry and localization properties of defect modes in magnonic superlattices

RA Gallardo, T Schneider, A Roldán-Molina, M Langer… - Physical Review B, 2018 - APS
Symmetry and localization properties of defect modes of a one-dimensional bicomponent
magnonic superlattice are theoretically studied. The magnonic superlattice can be seen as a …

Angle-resolved spin wave band diagrams of square antidot lattices studied by Brillouin light scattering

G Gubbiotti, F Montoncello, S Tacchi, M Madami… - Applied Physics …, 2015 - pubs.aip.org
The Brillouin light scattering technique has been exploited to study the angle-resolved spin
wave band diagrams of squared Permalloy antidot lattice. Frequency dispersion of spin …

[HTML][HTML] Spin-wave dispersion of nanostructured magnonic crystals with periodic defects

VL Zhang, HS Lim, SC Ng, MH Kuok, X Zhou… - AIP Advances, 2016 - pubs.aip.org
The spin-wave dispersions in nanostructured magnonic crystals with periodic defects have
been mapped by Brillouin light scattering. The otherwise perfect crystals are one …