Coexistence of Merons with Skyrmions in the Centrosymmetric Van Der Waals Ferromagnet Fe5–xGeTe2

BW Casas, Y Li, A Moon, Y Xin, C McKeever… - Advanced …, 2023 - Wiley Online Library
Fe5–xGeTe2 is a centrosymmetric, layered van der Waals (vdW) ferromagnet that displays
Curie temperatures Tc (270–330 K) that are within the useful range for spintronic …

Particle-like skyrmions interacting with a funnel obstacle

X Zhang, J Xia, X Liu - Physical Review B, 2022 - APS
The skyrmion-substrate interaction is an important issue to consider when studying particle-
like skyrmions in nanostructures, which may strongly affect the skyrmion dynamics and lead …

Tunable conversion of topological spin texture from domain wall pair for magnetic memory application in specially designed magnetic nanotracks

HP Perumal, S Sankaran Kunnath… - ACS Applied …, 2023 - ACS Publications
Topological spin textures have drawn intense attention due to interesting fundamental
physics and possible application in non-volatile information carriers as well as logic gate …

Spontaneous skyrmion conformal lattice and transverse motion during dc and ac compression

JCB Souza, NP Vizarim, CJO Reichhardt… - New Journal of …, 2023 - iopscience.iop.org
We use atomistic-based simulations to investigate the behavior of ferromagnetic skyrmions
being continuously compressed against a rigid wall under dc and ac drives. The …

Soliton motion induced along ferromagnetic skyrmion chains in chiral thin nanotracks

JCB Souza, NP Vizarim, CJO Reichhardt… - Journal of Magnetism …, 2023 - Elsevier
Using atomistic magnetic simulations we investigate the soliton motion along a pinned
skyrmion chain containing an interstitial skyrmion. We find that the soliton can exhibit stable …

Dynamical switching of magnetic topology in microwave-driven itinerant magnet

R Eto, M Mochizuki - Physical Review B, 2021 - APS
We theoretically demonstrate microwave-induced dynamical switching of magnetic topology
in centrosymmetric itinerant magnets by taking the Kondo-lattice model on a triangular …

Analysis of stability and transition dynamics of skyrmions and skyrmioniums in ferromagnetic nanodisks: A micromagnetic study at finite temperature

CV Sarmiento, AP Guimarães - Physical Review B, 2024 - APS
Understanding the stability of skyrmions and skyrmioniums is crucial for potential
applications, as thermal fluctuations can cause them to transform into other magnetic …

Structural transition of skyrmion quasiparticles under compression

X Zhang, J Xia, X Liu - Physical Review B, 2022 - APS
The competition between external drives and interparticle interactions are important for the
static and dynamic properties of topological quasiparticles in confined geometries. Here, we …

Transformation of a skyrmionium to a skyrmion through the thermal annihilation of the inner skyrmion

A Jiang, Y Zhou, X Zhang, M Mochizuki - Physical Review Research, 2024 - APS
Skyrmioniums are doughnutlike topological spin textures in chiral magnets, which are able
to move with zero skyrmion Hall effect. The annihilation of a skyrmionium involves the …

Investigating skyrmion stability and core polarity reversal in NdMn2Ge2

SK Treves, V Ukleev, A Apseros, JR Massey… - Scientific Reports, 2025 - nature.com
We present a study on nanoscale skyrmionic spin textures in, a rare-earth complex
noncollinear ferromagnet. We confirm, using X-ray microscopy, that can host lattices of …