Skyrmion qubits: A new class of quantum logic elements based on nanoscale magnetization

C Psaroudaki, C Panagopoulos - Physical Review Letters, 2021 - APS
We introduce a new class of primitive building blocks for realizing quantum logic elements
based on nanoscale magnetization textures called skyrmions. In a skyrmion qubit …

The 2020 skyrmionics roadmap

C Back, V Cros, H Ebert… - Journal of Physics D …, 2020 - iopscience.iop.org
The notion of non-trivial topological winding in condensed matter systems represents a
major area of present-day theoretical and experimental research. Magnetic materials offer a …

Universal quantum computation based on nanoscale skyrmion helicity qubits in frustrated magnets

J Xia, X Zhang, X Liu, Y Zhou, M Ezawa - Physical Review Letters, 2023 - APS
We propose a skyrmion-based universal quantum computer. Skyrmions have the helicity
degree of freedom in frustrated magnets, where twofold degenerated Bloch-type skyrmions …

Skyrmion qubits: Challenges for future quantum computing applications

C Psaroudaki, E Peraticos, C Panagopoulos - Applied Physics Letters, 2023 - pubs.aip.org
Magnetic nano-skyrmions develop quantized helicity excitations, and the quantum tunneling
between nano-skyrmions possessing distinct helicities is indicative of the quantum nature of …

Microwave Spectroscopy of the Low-Temperature Skyrmion State in

A Aqeel, J Sahliger, T Taniguchi, S Mändl, D Mettus… - Physical Review Letters, 2021 - APS
In the cubic chiral magnet Cu 2 OSeO 3 a low-temperature skyrmion state (LTS) and a
concomitant tilted conical state are observed for magnetic fields parallel to⟨ 100⟩. Here, we …

[HTML][HTML] Dynamic excitations of chiral magnetic textures

M Lonsky, A Hoffmann - APL Materials, 2020 - pubs.aip.org
Spin eigenexcitations of skyrmions and related chiral magnetic textures have attracted
considerable interest over the recent years owing to their strong potential for applications in …

Skyrmion helicity: Quantization and quantum tunneling effects

C Psaroudaki, C Panagopoulos - Physical Review B, 2022 - APS
We derive the quantization of magnetic helicity in the solid state, and we demonstrate
tunable macroscopic quantum tunneling, coherence, and oscillation for a skyrmion spin …

Direct observation of Néel-type skyrmions and domain walls in a ferrimagnetic DyCo3 thin film

C Luo, K Chen, V Ukleev, S Wintz, M Weigand… - Communications …, 2023 - nature.com
Isolated magnetic skyrmions are stable, topologically protected spin textures that are at the
forefront of research interests today due to their potential applications in information …

Spin wave mode coupling in antiskyrmions induced by rotational symmetry breaking

Z Cheng, H Chen, S Huang, Y Wu - Physical Review B, 2024 - APS
The antiskyrmion, as a topological structure, can be stabilized by anisotropic Dzyaloshinskii-
Moriya interaction. We investigated the dynamic properties of antiskyrmions through …

Depth-resolved magnetization dynamics revealed by x-ray reflectometry ferromagnetic resonance

DM Burn, SL Zhang, GQ Yu, Y Guang, HJ Chen… - Physical Review Letters, 2020 - APS
Magnetic multilayers offer diverse opportunities for the development of ultrafast functional
devices through advanced interface and layer engineering. Nevertheless, a method for …