Topological aspects of antiferromagnets

V Bonbien, F Zhuo, A Salimath, O Ly… - Journal of Physics D …, 2021 - iopscience.iop.org
The long fascination that antiferromagnetic materials has exerted on the scientific community
over about a century has been entirely renewed recently with the discovery of several …

Ultrafast spin dynamics and spintronics for ferrimagnets close to the spin compensation point

BA Ivanov - Low Temperature Physics, 2019 - pubs.aip.org
The possibilities of applying magnets with full or partial magnetic moment compensation in
various spin groups to improve the performance of magnetic electronic devices using spin …

Dynamic solitons in antiferromagnets

EG Galkina, BA Ivanov - Low temperature physics, 2018 - pubs.aip.org
A review of theoretical studies of magnetic solitons in antiferromagnets (AFM) is presented.
The key concepts of AFM physics and soliton theory are discussed. An analysis of AFM …

Spin hall nano-oscillator based on an antiferromagnetic domain wall

RV Ovcharov, EG Galkina, BA Ivanov, RS Khymyn - Physical Review Applied, 2022 - APS
We propose here a high-frequency spin-Hall nano-oscillator based on a simple magnetic
texture, such as a domain wall, located in an antiferromagnet with an easy-axis anisotropy …

Emission of fast-propagating spin waves by an antiferromagnetic domain wall driven by spin current

RV Ovcharov, BA Ivanov, J Åkerman, RS Khymyn - Physical Review B, 2024 - APS
Antiferromagnets (AFMs) have great benefits for spintronic applications such as high
frequencies (up to THz), high speeds (up to tens of km/s) of magnetic excitations, and field …

Spin dynamics in antiferromagnets with domain walls and disclinations

EG Galkina, VE Kireev, RV Ovcharov… - Ukrainian journal of …, 2020 - ujp.bitp.kiev.ua
The spin dynamics in antiferromagnets with atomic dislocations and dislocation-induced
spin disclinations has been discussed. It is shown how the usual sigma-model equation can …

Ultrafast magnetodynamics of self-localized spin textures driven by spin current

R Ovcharov - 2024 - gupea.ub.gu.se
Spintronics is a developing field of electronics that utilizes electron spin. This additional
degree of freedom opens up new horizons for the design of non-volatile memory, logic …

Deep-ultraviolet optoelectronic devices enabled by the hybrid integration of next-generation semiconductors and emerging device platforms

N Alfaraj - 2019 - repository.kaust.edu.sa
In this dissertation, the design and fabrication of deep-ultraviolet photodetectors were
investigated based on gallium oxide and its alloys, through the heterogeneous integration …

Сверхбыстрая спиновая динамика и спинтроника для ферримагнетиков, близких к точке компенсации спина

БА Иванов - Фізика низьких температур, 2019 - elibrary.ru
Обсуждаются возможности применения магнетиков с частичной или полной
компенсацией магнитных моментов различных групп спинов для повышения …

Dynamics of an Antiferromagnetic Bloch Line Driven by Spin Current

RV Ovcharov, BA Ivanov, J Åkerman… - 2023 IEEE …, 2023 - ieeexplore.ieee.org
We demonstrate that a Bloch line in a bi-axial antiferromagnet driven by a spin current is a
close analog of a fluxon in a long Josephson junction. We propose a scheme that allows to …