[HTML][HTML] Spin-wave eigenmodes in direct-write 3D nanovolcanoes

OV Dobrovolskiy, NR Vovk, AV Bondarenko… - Applied Physics …, 2021 - pubs.aip.org
Extending nanostructures into the third dimension has become a major research avenue in
modern magnetism, superconductivity, and spintronics, because of geometry-, curvature …

Nanoscale magnetic arrays through block copolymer templating of polyoxometalates

DRM Clyde, DL Cortie, S Granville, DC Ware… - Nano Letters, 2024 - ACS Publications
Magnetic nanoarrays promise to enable new energy-efficient computations based on
spintronics or magnonics. In this work, we present a block copolymer-assisted strategy for …

Engineering spin wave spectra in thick rings by using competition between exchange and dipolar fields

X Zhou, EV Tartakovskaya, GN Kakazei, AO Adeyeye - Physical Review B, 2021 - APS
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 confinement in a hybrid superconductor-ferrimagnet nanostructure

J Kharlan, K Sobucki, K Szulc, S Memarzadeh… - Physical Review …, 2024 - APS
Eddy currents in a superconductor shield the magnetic field in its interior and are
responsible for the formation of a magnetic stray field outside of the superconducting …

Interplay of magnetization dynamics with a microwave waveguide at cryogenic temperatures

IA Golovchanskiy, NN Abramov, M Pfirrmann… - Physical Review …, 2019 - APS
In this work, magnetization dynamics is studied at low temperatures in a hybrid system that
consists of a thin epitaxial magnetic film coupled with a superconducting planar microwave …

Spin wave modes in out-of-plane magnetized nanorings

X Zhou, EV Tartakovskaya, GN Kakazei, AO Adeyeye - Physical Review B, 2017 - APS
We investigated the spin wave modes in flat circular permalloy rings with a canted external
bias field using ferromagnetic resonance spectroscopy. The external magnetic field H was …

Ferromagnetic resonance study of interface coupling for spin waves in narrow NiFe/Ru/NiFe multilayer nanowires

P Lupo, Z Haghshenasfard, MG Cottam, AO Adeyeye - Physical Review B, 2016 - APS
A systematic investigation is presented for the magnetization dynamics in trilayer nanowires,
consisting of two permalloy (Ni 80 Fe 20) layers separated by a nonmagnetic Ru spacer …

Merging of spin-wave modes in obliquely magnetized circular nanodots

J Kharlan, V Borynskyi, SA Bunyaev, P Bondarenko… - Physical Review B, 2022 - APS
Magnetic nanoelements attract great interest due to their prospects for data storage and
signal processing. Spin-wave confinement in these elements implies wave-number …

Spin waves in magnetic nanodisks, nanorings, and 3D nanovolcanoes

O Dobrovolskiy, G Kakazei - arxiv preprint arxiv:2501.00333, 2024 - arxiv.org
Patterned magnetic nanostructures are advanced materials characterized by their unique
magnetic properties at the nanoscale, which are the result of tailored geometric …

Standing spin waves in perpendicularly magnetized triangular dots

J Kharlan, P Bondarenko, M Krawczyk, O Salyuk… - Physical Review B, 2019 - APS
Standing spin waves in triangular dots (truncated pyramids) were investigated both
experimentally and theoretically. Arrays of nickel triangular pyramids with the base side of …