[HTML][HTML] Efficient synchronization of dipolarly coupled vortex-based spin transfer nano-oscillators
Due to their nonlinear properties, spin transfer nano-oscillators can easily adapt their
frequency to external stimuli. This makes them interesting model systems to study the effects …
frequency to external stimuli. This makes them interesting model systems to study the effects …
Spin currents and nonlinear dynamics of vortex spin torque nano-oscillators
KA Zvezdin, EG Ekomasov - Physics of Metals and Metallography, 2022 - Springer
Vortex spin torque nano-oscillators (STNOs) are multilayer spin-valve magnetic nanopillars,
in which the magnetic layers (one or both) contain a magnetic vortex, the dynamics of which …
in which the magnetic layers (one or both) contain a magnetic vortex, the dynamics of which …
Origin of spectral purity and tuning sensitivity in a spin transfer vortex nano-oscillator
We investigate the microwave characteristics of a spin transfer nano-oscillator (STNO)
based on coupled vortices as a function of the perpendicular magnetic field H⊥ …
based on coupled vortices as a function of the perpendicular magnetic field H⊥ …
Excitation of magnetic inhomogeneities in three-layer ferromagnetic structure with different parameters of the magnetic anisotropy and exchange
EG Ekomasov, RR Murtazin, VN Nazarov - Journal of Magnetism and …, 2015 - Elsevier
The generation and evolution of magnetic inhomogeneities, emerging in a thin flat layer with
the parameters of the magnetic anisotropy and exchange interaction, with the parameters …
the parameters of the magnetic anisotropy and exchange interaction, with the parameters …
Spin current induced dynamics and polarity switching of coupled magnetic vertices in three-layer nanopillars
AE Ekomasov, SV Stepanov, KA Zvezdin… - Journal of Magnetism …, 2019 - Elsevier
We study dynamics of two magnetostatically coupled magnetic vortices excited by spin-
polarized electrical current in a nanopillar consisting of permalloy magnetic layers with …
polarized electrical current in a nanopillar consisting of permalloy magnetic layers with …
Core Reversal in Vertically Coupled Vortices: Simulation and Experimental Study
This study conducts a comprehensive investigation into the reversal mechanism of magnetic
vortex cores in a nanopillar system composed of two coupled ferromagnetic dots under zero …
vortex cores in a nanopillar system composed of two coupled ferromagnetic dots under zero …
Влияние спин-поляризованного тока на динамику и изменение структуры магнитных вихрей в трехслойном проводящем наноцилиндре большого диаметра
ЕГ Екомасов, СВ Степанов, КА Звездин… - Физика металлов и …, 2021 - elibrary.ru
Исследована структура и динамика намагниченности в вихревом спин-трансферном
наноосцилляторе, который представляет собой трехслойный спин-вентильный …
наноосцилляторе, который представляет собой трехслойный спин-вентильный …
Edge vortices and C-state in vortex spin torque nanooscillators
SV Stepanov, VN Nazarov, KA Zvezdin… - Journal of Magnetism …, 2022 - Elsevier
We investigate coupled dynamics of two-vortex spin torque nanooscilators using
micromagnetic simulation. Dynamic transformation of the vortex structure leading to …
micromagnetic simulation. Dynamic transformation of the vortex structure leading to …
The effect of the spin-polarized current on the dynamics and structural changes of magnetic vortices in a large-diameter three-layer conducting nanocylinder
EG Ekomasov, SV Stepanov, KA Zvezdin… - Physics of Metals and …, 2021 - Springer
The structure and magnetization dynamics are investigated in a vortex spin-transfer
nanooscillator, which is a three-layer spin-valve magnetic nanocolumn with a large diameter …
nanooscillator, which is a three-layer spin-valve magnetic nanocolumn with a large diameter …
Improved Spectral Stability in Spin-Transfer Nano-Oscillators: Single Vortex Versus Coupled Vortices Dynamics
We perform a comparative study of spin-transfer-induced excitation of the gyrotropic motion
of a vortex core with either uniform or vortex spin polarizers. The microwave output voltage …
of a vortex core with either uniform or vortex spin polarizers. The microwave output voltage …