Asymmetric magnetic dots: A way to control magnetic properties

NM Vargas, S Allende, B Leighton, J Escrig… - Journal of Applied …, 2011 - pubs.aip.org
We have used Monte Carlo simulations to investigate the magnetic properties of asymmetric
dots as a function of their geometry. The asymmetry of round dots is produced by cutting off a …

Ground State Dynamic Hysteresis Properties of Permalloy Nanodisk with Varying Shapes

N Çam, Ü Akıncı - Journal of Superconductivity and Novel Magnetism, 2024 - Springer
We have examined the dynamic hysteresis characteristics and phase transition behavior of
permalloy nanodisk with three different shapes, which are controlled by a metric order …

[HTML][HTML] Dzyaloshinskii-Moriya bias in a free-standing asymmetric homogeneous nanodisk

S Castillo-Sepúlveda, RM Corona, M Kiwi… - Results in Physics, 2024 - Elsevier
An off-center shift of the magnetic hysteresis loop, usually known as exchange bias,
develops in an asymmetric nanodisk due to the Dzyaloshinskii-Moriya (DM) interaction …

[HTML][HTML] Micromagnetic investigation of dynamic hysteresis and dynamic phase transition properties in Co, Fe and Ni nanodisks

N Çam, Ü Akıncı - Physics Letters A, 2024 - Elsevier
We have investigated the dynamical hysteresis behaviors of C o, F e, and Ni nanodisks
under the effect of the time-dependent magnetic field by solving the Landau-Lifshitz-Gilbert …

Micromagnetic simulation of Fe asymmetric nanorings

JL Palma, C Morales-Concha, B Leighton… - Journal of Magnetism …, 2012 - Elsevier
During the last decade several methods to control the vortex chirality in nanodots have been
proposed. One of them, the introduction of asymmetry in the geometry of the dots, originates …

Geometric parameter control for tunable resonance frequencies in asymmetric nanodots: equilibrium states and dynamic response

P Sandoval, C Mancilla, N Tasso, E Saavedra… - Physica …, 2024 - iopscience.iop.org
Through numerical simulations, we delve into the examination of the equilibrium state and
dynamic response of asymmetric nanodots. Within these nanodots, we identify two distinct …

A micromagnetic study of sample size effects on dynamic hysteresis properties and dynamic phase transitions of Fe and nanodisks

N Çam - Journal of Nanoparticle Research, 2024 - Springer
The influence of size on the dynamic magnetic hysteresis properties and dynamic phase
transitions of Fe and\(Fe_3O_4\) 2D-circular nanodisks with varying diameters has been …

Temperature evolution of the magnetic properties of Ag/Fe nanodot arrays

X Li, B Alkadour, WC Chuang, D Marko… - Applied Surface …, 2020 - Elsevier
Magnetic nanodot structures have significant potential in spintronic applications. The
magnetism of nanodots are predominately influenced by external conditions such as …

Fe/Ni core/shell nanowires and nanorods: a combined first-principles and atomistic simulation study

EA Velasquez, S Lopez-Moreno… - Physical Chemistry …, 2017 - pubs.rsc.org
In recent years, construction and characterization of core–shell structures have attracted
great attention because of their unique functional properties and their integration into …

Magnetization reversal in asymmetric trilayer dots: effect of the interlayer magnetostatic coupling

Z Yan, X Fan, Z Li - Nanoscale research letters, 2014 - Springer
The spin structure and magnetization reversal in Co/insulator/Fe trilayer nanodots are
investigated by micromagnetic simulations. The vortex and C-state are found and the …