Experimental signatures of quantum and topological states in frustrated magnetism

J Khatua, B Sana, A Zorko, M Gomilšek, K Sethupathi… - Physics Reports, 2023 - Elsevier
Frustration in magnetic materials arising from competing exchange interactions can prevent
the system from adopting long-range magnetic order and can instead lead to a diverse …

Topological Spin Textures: Basic Physics and Devices

Y Zhou, S Li, X Liang, Y Zhou - Advanced Materials, 2025 - Wiley Online Library
In the face of escalating modern data storage demands and the constraints of Moore's Law,
exploring spintronic solutions, particularly the devices based on magnetic skyrmions, has …

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 …

Fractional antiferromagnetic skyrmion lattice induced by anisotropic couplings

S Gao, HD Rosales, FA Gomez Albarracin, V Tsurkan… - Nature, 2020 - nature.com
Magnetic skyrmions are topological solitons with a nanoscale winding spin texture that hold
promise for spintronics applications,,–. Skyrmions have so far been observed in a variety of …

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 …

Nanometric skyrmion lattice from anisotropic exchange interactions in a centrosymmetric host

M Hirschberger, S Hayami, Y Tokura - New Journal of Physics, 2021 - iopscience.iop.org
Skyrmion formation in centrosymmetric magnets without Dzyaloshinskii–Moriya interactions
was originally predicted from unbiased numerical techniques. However, no attempt has yet …

Emergence of classical magnetic order from anderson towers: Quantum darwinism in action

OM Sotnikov, EA Stepanov, MI Katsnelson, F Mila… - Physical Review X, 2023 - APS
Environment is assumed to play a negative role in quantum mechanics, destroying the
coherence in a quantum system and, thus, randomly changing its state. However, for a …

Non-local skyrmions as topologically resilient quantum entangled states of light

P Ornelas, I Nape, R de Mello Koch, A Forbes - Nature Photonics, 2024 - nature.com
In the early 1960s, inspired by developing notions of topological structure, Tony Skyrme
suggested that sub-atomic particles can be described as natural excitations of a single …