Spintronic leaky-integrate-fire spiking neurons with self-reset and winner-takes-all for neuromorphic computing

D Wang, R Tang, H Lin, L Liu, N Xu, Y Sun… - Nature …, 2023 - nature.com
Neuromorphic computing using nonvolatile memories is expected to tackle the memory wall
and energy efficiency bottleneck in the von Neumann system and to mitigate the stagnation …

Giant magnetocaloric effect driven by indirect exchange in magnetic multilayers

DM Polishchuk, YO Tykhonenko-Polishchuk… - Physical Review …, 2018 - APS
Indirect exchange coupling in magnetic multilayers, also known as the Ruderman-Kittel-
Kasuya-Yosida (RKKY) interaction, is highly effective in controlling the interlayer alignment …

Thermomagnetic transition in nanoscale synthetic antiferromagnets Py/NiCu/Py

VY Borynskyi, DM Polishchuk, YO Savina… - Low Temperature …, 2023 - pubs.aip.org
Using the method of SQUID magnetometry, the features of the antiferromagnet-ferromagnet
thermomagnetic transition in arrays of the nanosized disks of Py/NiCu/Py synthetic …

Thermal gating of magnon exchange in magnetic multilayers with antiferromagnetic spacers

DM Polishchuk, YO Tykhonenko-Polishchuk… - Physical Review Letters, 2021 - APS
We observe a strong thermally controlled magnon-mediated interlayer coupling of two
ferromagnetic layers via an antiferromagnetic spacer in spin-valve type trilayers. The effect …

[HTML][HTML] Tuning thermo-magnetic properties of dilute-ferromagnet multilayers using RKKY interaction

DM Polishchuk, M Persson, MM Kulyk… - Applied Physics …, 2020 - pubs.aip.org
We demonstrate a 20-fold enhancement in the strength of the Ruderman–Kittel–Kasuya–
Yosida interlayer exchange in dilute-ferromagnet/normal-metal multilayers by incorporating …

Spin relaxation in multilayers with synthetic ferrimagnets

DM Polishchuk, TI Polek, A Kamra, AF Kravets… - Physical Review B, 2018 - APS
We demonstrate the strong tunability of the spin-pumping contribution to magnetic damping
in a thin-film ferromagnetic free layer interfacing with a synthetic ferrimagnet (SFM), acting as …

Magnetic hysteresis in nanostructures with thermally controlled RKKY coupling

D Polishchuk, Y Tykhonenko-Polishchuk… - Nanoscale Research …, 2018 - Springer
Mechanisms of the recently demonstrated ex-situ thermal control of the indirect exchange
coupling in magnetic multilayer are discussed for different designs of the spacer layer …

Spin Vortices, Interlayer Exchange, and Magnetocalorics in Multilayers

M Persson - 2023 - diva-portal.org
In this thesis we study strongly coupled pairs of spin vortices, in a configuration such that the
cores attract while external fields act to pull them apart, with potential applications in …

Inverse magnetocaloric effect in synthetic antiferromagnets

DM Polishchuk, M Persson, MM Kulyk… - arXiv preprint arXiv …, 2021 - arxiv.org
The magnetocaloric effect in exchange-coupled synthetic-antiferromagnet multilayers is
investigated experimentally and theoretically. We observe a temperature-controlled …

Influence of nanosize effect and non-magnetic dilution on interlayer exchange coupling in Fe–Cr/Cr nanostructures

DM Polishchuk, MM Kulyk, E Holmgren… - Ukrainian journal of …, 2020 - ujp.bitp.kiev.ua
Magnetic properties of multilayered [Fe–Cr/Cr]× 8 nanostructures with the interlayer
exchange coupling of the antiferromagnetic type and without the interlayer coupling have …