New dimension in magnetism and superconductivity: 3D and curvilinear nanoarchitectures

D Makarov, OM Volkov, A Kákay… - Advanced …, 2022 - Wiley Online Library
Traditionally, the primary field, where curvature has been at the heart of research, is the
theory of general relativity. In recent studies, however, the impact of curvilinear geometry …

Fundamentals of curvilinear ferromagnetism: statics and dynamics of geometrically curved wires and narrow ribbons

DD Sheka, OV Pylypovskyi, OM Volkov, KV Yershov… - Small, 2022 - Wiley Online Library
Low‐dimensional magnetic architectures including wires and thin films are key enablers of
prospective ultrafast and energy efficient memory, logic, and sensor devices relying on spin …

A perspective on curvilinear magnetism

DD Sheka - Applied Physics Letters, 2021 - pubs.aip.org
By exploring geometry-governed magnetic interactions, curvilinear magnetism offers a
number of intriguing effects in curved magnetic wires and curved magnetic films. Recent …

[HTML][HTML] Nonlocal chiral symmetry breaking in curvilinear magnetic shells

DD Sheka, OV Pylypovskyi, P Landeros… - Communications …, 2020 - nature.com
The concept of curvature and chirality in space and time are foundational for the
understanding of the organic life and formation of matter in the Universe. Chiral interactions …

Experimental observation of exchange-driven chiral effects in curvilinear magnetism

OM Volkov, A Kákay, F Kronast, I Mönch, MA Mawass… - Physical Review Letters, 2019 - APS
The main origin of the chiral symmetry breaking and, thus, for the magnetochiral effects in
magnetic materials is associated with an antisymmetric exchange interaction, the intrinsic …

Domain wall automotion in three-dimensional magnetic helical interconnectors

L Skoric, C Donnelly, A Hierro-Rodriguez… - ACS …, 2022 - ACS Publications
The fundamental limits currently faced by traditional computing devices necessitate the
exploration of ways to store, compute, and transmit information going beyond the current …

Geometry-induced motion of magnetic domain walls in curved nanostripes

KV Yershov, VP Kravchuk, DD Sheka, OV Pylypovskyi… - Physical Review B, 2018 - APS
Dynamics of topological magnetic textures are typically induced externally by, eg, magnetic
fields or spin/charge currents. Here, we demonstrate the effect of the internal-to-the-system …

Magnetic hopfions in toroidal nanostructures driven by an Oersted magnetic field

S Castillo-Sepúlveda, R Cacilhas, VL Carvalho-Santos… - Physical Review B, 2021 - APS
The search for magnetic hopfions has been the focus of intense research during the last
years. In this direction, and using micromagnetic simulations, we studied the magnetization …

Control of magnetic response in curved stripes by tailoring the cross section

KV Yershov, DD Sheka - Physical Review B, 2023 - APS
Curved magnetic architectures are key enablers of prospective magnetic devices with
respect to size, functionality, and speed. By exploring geometry-governed magnetic …

Fermion bound states in geometrically deformed backgrounds

D Bazeia, A Mohammadi, DC Moreira - Chinese Physics C, 2019 - iopscience.iop.org
This work deals with the behavior of fermions in the background of kinklike structures in the
two-dimensional spacetime. The kinklike structures appear from bosonic scalar field models …