Atomic‐Scale Tracking Topological Phase Transition Dynamics of Polar Vortex‐Antivortex Pairs
Sign Up to like & getrecommendations! Published in 2024 at "Advanced Materials"
DOI: 10.1002/adma.202312072
Abstract: Non‐trivial topological structures, such as vortex‐antivortex (V‐AV) pairs, have garnered significant attention in the field of condensed matter physics. However, the detailed topological phase transition dynamics of V‐AV pairs, encompassing behaviors like self‐annihilation, motion, and… read more here.
Keywords: vortex antivortex; antivortex pairs; transition; topological phase ... See more keywords
Detailed examination of domain wall types, their widths and critical diameters in cylindrical magnetic nanowires
Sign Up to like & getrecommendations! Published in 2022 at "Journal of Magnetism and Magnetic Materials"
DOI: 10.1016/j.jmmm.2021.168495
Abstract: Abstract Understanding and mastering the magnetic properties of domain walls in cylindrical nanowires is a fundamental pillar for developing novel 3D information technologies. For this purpose, a good comprehension of domain wall (DW) dynamical properties,… read more here.
Keywords: vortex antivortex; widths critical; wall; domain wall ... See more keywords
Observation of Atomic-Scale Polar Vortex-Antivortex Pairs in Antiferroelectric PbZrO3 Thin Films.
Sign Up to like & getrecommendations! Published in 2025 at "Nano letters"
DOI: 10.1021/acs.nanolett.5c01506
Abstract: Topological polar structures, in analogy to spin vortices and skyrmions, have received tremendous attention for their fascinating prospects in future device applications. However, in the widely studied ferroelectric-based superlattices, the epitaxial heterointerfaces, yielding desired strain,… read more here.
Keywords: polar vortex; vortex antivortex; thin films; antivortex pairs ... See more keywords
Spontaneous Vortex-Antivortex Lattice and Majorana Fermions in Rhombohedral Graphene.
Sign Up to like & getrecommendations! Published in 2025 at "Physical review letters"
DOI: 10.1103/k8sb-rqxf
Abstract: The discovery of superconducting states in multilayer rhombohedral graphene with spin and valley polarization [1] has raised an interesting question: how does superconductivity cope with time-reversal symmetry breaking? In this Letter, using Ginzburg-Landau theory and… read more here.
Keywords: vortex antivortex; antivortex lattice; spontaneous vortex; rhombohedral graphene ... See more keywords
Cycloidal Domains in the Magnetization Reversal Process of Ni 80 Fe 20 / Nd 16 Co 84 / Gd 12 Co 88 Trilayers
Sign Up to like & getrecommendations! Published in 2018 at "Physical review applied"
DOI: 10.1103/physrevapplied.10.014008
Abstract: The magnetization reversal of each individual layer in magnetic trilayers ( permalloy / Nd Co / Gd Co ) is investigated in detail with x-ray microscopy and micromagnetic calculations. Two sequential inversion mechanisms are identified.… read more here.
Keywords: vortex antivortex; field; cycloidal domains; magnetization ... See more keywords
Spin-Transfer-Driven Dynamics of Magnetic Vortices and Antivortices in Dots With Crystalline Cubic Anisotropy
Sign Up to like & getrecommendations! Published in 2017 at "IEEE Transactions on Magnetics"
DOI: 10.1109/tmag.2017.2710308
Abstract: We study the magnetization dynamics of a vortex- or antivortex-containing nanodot driven by an out-of-plane polarized electric current within micromagnetic simulations. The dot is an ultra-thin structure created using a material with strong crystalline cubic… read more here.
Keywords: crystalline cubic; vortex antivortex; spin transfer; transfer driven ... See more keywords
Domain Meissner state and spontaneous vortex-antivortex generation in the ferromagnetic superconductor EuFe2(As0.79P0.21)2
Sign Up to like & getrecommendations! Published in 2018 at "Science Advances"
DOI: 10.1126/sciadv.aat1061
Abstract: Adding ferromagnetism to superconductor leads to spatially patterned phases of spontaneously generated vortex-antivortex pairs. The interplay between superconductivity and magnetism is one of the oldest enigmas in physics. Usually, the strong exchange field of ferromagnet… read more here.
Keywords: state; eufe2 as0; as0 79p0; vortex antivortex ... See more keywords
Formations of Narrow Stripes and Vortex–Antivortex Pairs in a Quasi-Two-Dimensional Ferromagnet K2CuF4
Sign Up to like & getrecommendations! Published in 2021 at "Journal of the Physical Society of Japan"
DOI: 10.7566/jpsj.90.014702
Abstract: Using cryogenic Lorentz transmission electron microscopy, we investigate the temperature evolution of magnetic structures in single crystal samples of K2CuF4 with a magnetic phase transition at 6.1... read more here.
Keywords: antivortex pairs; formations narrow; pairs quasi; vortex antivortex ... See more keywords