Aspects of topological superconductivity in 2D systems: noncollinear magnetism, skyrmions, and higher-order topology

AO Zlotnikov, MS Shustin, AD Fedoseev - Journal of Superconductivity …, 2021 - Springer
The review is aimed at highlighting the aspects of topological superconductivity in the
absence of spin–orbit interaction in two-dimensional systems with long-range noncollinear …

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 …

Lifetime of coexisting sub-10 nm zero-field skyrmions and antiskyrmions

MA Goerzen, S von Malottki, S Meyer… - npj Quantum …, 2023 - nature.com
Magnetic skyrmions have raised high hopes for future spintronic devices. For many
applications, it would be of great advantage to have more than one metastable particle-like …

Quantum damping of skyrmion crystal eigenmodes due to spontaneous quasiparticle decay

A Mook, J Klinovaja, D Loss - Physical Review Research, 2020 - APS
Skyrmion crystals support chiral magnonic edge states akin to electronic quantum Hall edge
states. However, magnonic topology relies on the harmonic approximation, neglecting …

Quantum Magnetic Skyrmion Operator

A Haller, SA Díaz, W Belzig, TL Schmidt - Physical Review Letters, 2024 - APS
We propose a variational wave function to represent quantum skyrmions as bosonic
operators. The operator faithfully reproduces two fundamental features of quantum …

Stability and lifetimes of magnetic states of nano-and microstructures (brief review)

IS Lobanov, MN Potkina, VM Uzdin - JETP Letters, 2021 - Springer
A statistical approach is presented to estimate the stability of magnetic states of nano-and
microstructures to thermal fluctuations and random external actions. It implies the …

Quantum states of a skyrmion in a two-dimensional antiferromagnet

A Derras-Chouk, EM Chudnovsky, DA Garanin - Physical Review B, 2021 - APS
Quantum states of a skyrmion in a two-dimensional antiferromagnetic lattice are obtained by
quantizing the scaling parameter of Belavin-Polyakov model. Skyrmion classical collapse …

Quantum Skyrmion Liquid

D Bhowmick, A Haller, DS Kathyat, TL Schmidt… - arXiv preprint arXiv …, 2024 - arxiv.org
Skyrmions are topological magnetic textures, mostly treated classically, studied extensively
due to their potential spintronics applications due to their topological stability. However, it …

Устойчивость и времена жизни магнитных состояний нано-и микроструктур (Миниобзор)

ИС Лобанов, МН Поткина, ВМ Уздин - Письма в Журнал …, 2021 - mathnet.ru
Представлен статистический подход для оценки устойчивости магнитных состояний
нано-и микроструктур относительно тепловых флуктуаций и случайных внешних …