Explanipedia

Modeling Ferrimagnets in MuMax3: Temperature-Dependent Skyrmion Dynamics Open

Valerii A. Antonov, Mikhail Letushev, Michail A. Bazrov, Zhimba Zh. Namsaraev, Ekaterina Steblii , et al. · 2025

In this work, we propose an approach to modeling ferrimagnets in MuMax3. We show that by specifying two interacting magnetic sublattices as separate layers, it is possible to reproduce a sperimagnetic-like ordering of magnetization. In suc…

Non‐Volatile Analog Control and Reconfiguration of a Vortex Nano‐Oscillator Frequency Open

Maxim E. Stebliy, A. Jenkins, Luana Benetti, Elvira Paz, Ricardo Ferreira · 2024

Magnetic tunnel junctions are nanoscale devices that have recently attracted interest in the context of frequency multiplexed spintronic neural networks, due to their interesting dynamical properties, which are defined during the fabricati…

Spin-Orbit Torque-Assisted Detection of the Canted Magnetization Phase in a CoTb-Based Ferrimagnet Open

Maxim E. Stebliy, Zhimba Zh. Namsaraev, Michail A. Bazrov, Michail E. Letushev, Valerii A. Antonov , et al. · 2024

Ferrimagnets have the potential to play a key role in spintronics due to their high stability, low energy consumption, and rapid magnetic state switching. These characteristics are typically observed in ferrimagnetic materials near magneti…

Non-Volatile Analog Control and Reconfiguration of a Vortex Nano-Oscillator Frequency Open

Maxim E. Stebliy, A. Jenkins, Luana Benetti, Elvira Paz, Ricardo Ferreira · 2024

Magnetic tunnel junctions are nanoscale devices which have recently attracted interested in the context of frequency multiplexed spintronic neural networks, due to their interesting dynamical properties, which are defined during the fabric…

Thermal Annealing Driven Enhancement of Perpendicular Magnetic Anisotropy and the Interfacial Dzyaloshinskii–Moriya Interaction in Ultrathin Ru/Co/W/Ru Films Open

Aleksei Yu. Samardak, Alexander Kolesnikov, Maxim E. Stebliy, А.В. Герасименко, А. V. Sadovnikov , et al. · 2023

Spin-related effects discovered in ultrathin magnetic films generally have an interfacial nature. The quality of interfaces between a heavy metal and a ferromagnet is the main driver of surface anisotropy, antisymmetric exchange, chiral da…

Field-Free Spin–Orbit Torque Switching Enabled by the Interlayer Dzyaloshinskii–Moriya Interaction Open

Wenqing He, Caihua Wan, Cuixiu Zheng, Yizhan Wang, Xiao Wang , et al. · 2022

Perpendicularly magnetized structures that are switchable using a spin current under field-free conditions can potentially be applied in spin-orbit torque magnetic random-access memory (SOT-MRAM). Several structures have been developed; ho…

Continuous nucleation switching driven by spin-orbit torques Open

Caihua Wan, Maxim E. Stebliy, X. Wang, Guoqiang Yu, Xiufeng Han , et al. · 2020

Continuous switching driven by spin-orbit torque (SOT) is preferred to realize neuromorphic computing in a spintronic manner. Here we have applied focused ion beam (FIB) to selectively illuminate patterned regions in a Pt/Co/MgO strip with…

Photovoltage detection of spin excitation of a ferromagnetic stripe and disk at low temperature Open

Najla Khaled Almulhem, Maxim E. Stebliy, J.C. Portal, Alexander S. Samardak, Harvey E. Beere , et al. · 2020

Photovoltage spectroscopy is a beneficial technique to investigate the dynamic properties of the spin excitations of ferromagnetic elements fabricated at the surface of a GaAs/Al0.33Ga0.67As heterojunction. This method is of particular int…

Determination of the energy of the Dzyaloshinskii-Moriya interaction in [Co/Pd(111)]5 superlattices with different Co thickness by micromagnetic simulations of labyrinth domain structures Open

A. G. Kozlov, Alexander Kolesnikov, Maxim E. Stebliy, A. V. Davydenko · 2019

Determination of the energy of Dzyaloshinskii-Moriya interaction along with a definition of the basic magnetic characteristics in ferromagnetic/nonmagnetic multilayered systems are both required for the construction of a magnetic skyrmion …

Skyrmionium – high velocity without the skyrmion Hall effect Open

Alexander Kolesnikov, Maxim E. Stebliy, Alexander S. Samardak, Alexey V. Ognev · 2018

Nanoscale control of perpendicular magnetic anisotropy, interfacial\n Dzyaloshinskii-Moriya interaction and skyrmions in the\n inversion-symmetry-broken Ru/Co/W/Ru films Open

А. И. Колесников, Alexey V. Ognev, Maxim E. Stebliy, Ludmila A. Chebotkevich, А.В. Герасименко , et al. · 2017

An enhancement of the spin-orbit effects arising on an interface between a\nferromagnet (FM) and a heavy metal (HM) is possible through the strong breaking\nof the structural inversion symmetry in the layered films. Here we show that\nthe …

Nanoscale control of perpendicular magnetic anisotropy, interfacial Dzyaloshinskii-Moriya interaction and skyrmions in the inversion-symmetry-broken Ru/Co/W/Ru films Open

Alexander Kolesnikov, Alexey V. Ognev, Maxim E. Stebliy, Ludmila A. Chebotkevich, А.В. Герасименко , et al. · 2017

An enhancement of the spin-orbit effects arising on an interface between a ferromagnet (FM) and a heavy metal (HM) is possible through the strong breaking of the structural inversion symmetry in the layered films. Here we show that the int…

Vortex dynamics and frequency splitting in vertically coupled nanomagnets Open

Maxim E. Stebliy, S. Jain, Alexander Kolesnikov, Alexey V. Ognev, Alexander S. Samardak , et al. · 2017

Manipulation of magnetic vortex parameters in disk-on-disk nanostructures with various geometry Open

Maxim E. Stebliy, Alexander Kolesnikov, Alexey V. Ognev, Alexander S. Samardak, Ludmila A. Chebotkevich · 2015

Magnetic nanostructures in the form of a sandwich consisting of two permalloy (Py) disks with diameters of 600 and 200 nm separated by a nonmagnetic interlayer are studied. Magnetization reversal of the disk-on-disk nanostructures depends …

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