Statics and dynamics of skyrmions interacting with disorder and nanostructures

C Reichhardt, CJO Reichhardt, MV Milošević - Reviews of Modern Physics, 2022 - APS
Magnetic skyrmions are topologically stable nanoscale particlelike objects that were
discovered in 2009. Since that time, intense research interest in the field has led to the …

Electrical detection of single magnetic skyrmions in metallic multilayers at room temperature

D Maccariello, W Legrand, N Reyren, K Garcia… - Nature …, 2018 - nature.com
Magnetic skyrmions are topologically protected whirling spin textures that can be stabilized
in magnetic materials by an asymmetric exchange interaction between neighbouring spins …

The evolution of skyrmions in Ir/Fe/Co/Pt multilayers and their topological Hall signature

M Raju, A Yagil, A Soumyanarayanan, AKC Tan… - Nature …, 2019 - nature.com
The topological Hall effect (THE) is the Hall response to an emergent magnetic field, a
manifestation of the skyrmion Berry-phase. As the magnitude of THE in magnetic multilayers …

Giant Topological Hall Effect in van der Waals Heterostructures of CrTe2/Bi2Te3

X Zhang, SC Ambhire, Q Lu, W Niu, J Cook, JS Jiang… - ACS …, 2021 - ACS Publications
Discoveries of the interfacial topological Hall effect (THE) provide an ideal platform for
exploring the physics arising from the interplay between topology and magnetism. The …

Giant proximity exchange and flat Chern band in 2D magnet-semiconductor heterostructures

N Paul, Y Zhang, L Fu - Science Advances, 2023 - science.org
van der Waals (vdW) heterostructures formed by two-dimensional (2D) magnets and
semiconductors have provided a fertile ground for fundamental science and spintronics. We …

Large fieldlike spin-orbit torque and magnetization manipulation in a fully epitaxial van der Waals two-dimensional-ferromagnet/topological-insulator heterostructure …

N Figueiredo-Prestes, P Tsipas, S Krishnia… - Physical Review …, 2023 - APS
With the development of technologies taking advantage of emerging quantum phenomena
under extreme conditions of dimensionality and temperature, the search for alternative …

Transverse transport in two-dimensional relativistic systems with nontrivial spin textures

J Bouaziz, H Ishida, S Lounis, S Blügel - Physical review letters, 2021 - APS
Using multiple scattering theory, we show that the generally accepted expression of
transverse resistivity in magnetic systems that host skyrmions, given by the linear …

General theory of the topological Hall effect in systems with chiral spin textures

KS Denisov, IV Rozhansky, NS Averkiev, E Lähderanta - Physical Review B, 2018 - APS
We present a consistent theory of the topological Hall effect (THE) in two-dimensional
magnetic systems with a disordered array of chiral spin textures, such as magnetic …

Probing the topology of the quantum analog of a classical skyrmion

OM Sotnikov, VV Mazurenko, J Colbois, F Mila… - Physical Review B, 2021 - APS
In magnetism, skyrmions correspond to classical three-dimensional spin textures
characterized by a topological invariant that keeps track of the winding of the magnetization …

Skyrmion-size dependence of the topological Hall effect: A real-space calculation

A Matsui, T Nomoto, R Arita - Physical Review B, 2021 - APS
Motivated by the recent discoveries of magnets harboring short-pitch skyrmion lattices, we
investigate the skyrmion-size dependence of the topological Hall effect. By means of large …