Activation energy and mechanisms for skyrmion collapse in synthetic antiferromagnets

KV Voronin, IS Lobanov, VM Uzdin - JETP Letters, 2022 - Springer
The mechanisms of the collapse of skyrmion structures in synthetic antiferromagnets and the
activation energy of such processes are studied within the transition state theory based on …

Atomistic spin simulations of electric-field-assisted nucleation and annihilation of magnetic skyrmions in Pd/Fe/Ir (111)

MA Goerzen, S von Malottki, GJ Kwiatkowski… - Physical Review B, 2022 - APS
We provide a theoretical background for electric-field-assisted thermally activated writing
and deleting of magnetic skyrmions in ultrathin transition-metal films. We apply an atomistic …

Lifetime, collapse, and escape paths for hopfions in bulk magnets with competing exchange interactions

IS Lobanov, VM Uzdin - Physical Review B, 2023 - APS
The lifetimes of magnetic hopfions on a discrete lattice with competing exchange
interactions are calculated within the framework of the transition state theory for magnetic …

[HTML][HTML] Nucleation and collapse of magnetic topological solitons in external magnetic field

MN Potkina, IS Lobanov, VM Uzdin - Наносистемы: физика, химия …, 2023 - cyberleninka.ru
The dependence of the lifetimes and rates of spontaneous nucleation of topological
magnetic solitons on the external magnetic field is calculated within the framework of the …

Dynamics of “Breathing” Skyrmions

IS Lobanov, VM Uzdin - JETP Letters, 2024 - Springer
A generalized Thiele equation, which includes a given set of low-energy excitations of an
equilibrium magnetic structure, has been derived to describe the dynamics of chiral …

Topological memory with multiply-connected planar magnetic nanoelements

KL Metlov - Pis' ma v Zhurnal Èksperimental'noi i Teoreticheskoi …, 2023 - mathnet.ru
Предложена схема кодирования набора битовых строк в планарных магнитных
наноэлементах с отверстиями. Получены аналитические выражения для …

Stability of magnetic skyrmions: Systematic calculations of the effect of size from nanometer scale to microns

MN Potkina, IS Lobanov, H Jónsson, VM Uzdin - Physical Review B, 2023 - APS
The lifetime of a magnetic skyrmion in a two-dimensional lattice is calculated as a function of
size, from nanometer scale to microns, while the shape of the skyrmion remains the same …

Динамика “дышащих” скирмионов

ИС Лобанов, ВМ Уздин - Письма в Журнал экспериментальной и …, 2024 - mathnet.ru
Для описания динамики хиральных топологических систем получено обобщенное
уравнение Тиля, учитывающее заданный набор низкоэнергетических возбуждений …

Topological memory with multiply-connected planar magnetic nanoelements

KL Metlov - JETP Letters, 2023 - Springer
A coding scheme is introduced to store a set of linked bit strings in planar magnetic
nanoelements with holes. Analytical expressions for the corresponding magnetization …

A Micromagnetic Study of Skyrmions in Thin-Film Multilayered Ferromagnetic Materials

NJ Dubicki - 2024 - search.proquest.com
Magnetic skyrmions are topologically protected, localized, nanoscale spin textures in non-
centrosymmetric thin ferromagnetic materials and heterostructures. At present they are of …