Magnetic nanoparticles: From the nanostructure to the physical properties

X Batlle, C Moya, M Escoda-Torroella, Ò Iglesias… - Journal of Magnetism …, 2022 - Elsevier
Some of the synthesis methods and physical properties of iron oxide-based magnetic
nanoparticles such as Fe 3-x O 4 and Co x Fe 3-x O 4 are reviewed because of their interest …

Magnetization ratchet in cylindrical nanowires

C Bran, E Berganza, JA Fernandez-Roldan… - Acs Nano, 2018 - ACS Publications
The unidirectional motion of information carriers such as domain walls in magnetic
nanostrips is a key feature for many future spintronic applications based on shift registers …

Control of the chirality and polarity of magnetic vortices in triangular nanodots

M Jaafar, R Yanes, D Perez de Lara… - Physical Review B …, 2010 - APS
Magnetic vortex dynamics in lithographically prepared nanodots is currently a subject of
intensive research, particularly after recent demonstration that the vortex polarity can be …

[HTML][HTML] Distinguishing magnetic and electrostatic interactions by a Kelvin probe force microscopy–magnetic force microscopy combination

M Jaafar, O Iglesias-Freire… - Beilstein journal of …, 2011 - beilstein-journals.org
The most outstanding feature of scanning force microscopy (SFM) is its capability to detect
various different short and long range interactions. In particular, magnetic force microscopy …

Numerical study of periodic magnetic field effect on 3D natural convection of MWCNT-water/nanofluid with consideration of aggregation

L Kolsi, HF Oztop, K Ghachem, MA Almeshaal… - Processes, 2019 - mdpi.com
In this paper, a numerical study is performed to investigate the effect of a periodic magnetic
field on three-dimensional free convection of MWCNT (Mutli-Walled Carbone Nanotubes) …

High-power-density energy-harvesting devices based on the anomalous Nernst effect of Co/Pt magnetic multilayers

G Lopez-Polin, H Aramberri… - ACS Applied Energy …, 2022 - ACS Publications
The anomalous Nernst effect (ANE) is a thermomagnetic phenomenon with potential
applications in thermal energy harvesting. While many recent works studied the approaches …

Impact of periodic magnetic source on natural convection and entropy generation of ferrofluids in a baffled cavity

H Zontul, H Hamzah, B Sahin - … Journal of Numerical Methods for Heat …, 2021 - emerald.com
Purpose This paper aims to exhibit a numerical study to analyze the influence of a periodic
magnetic source on free convection flow and entropy generation of a ferrofluid in a baffled …

[HTML][HTML] Magnetic imaging of individual magnetosome chains in magnetotactic bacteria

J Marqués-Marchán, M Jaafar, P Ares, AG Gubieda… - Biomaterials …, 2024 - Elsevier
While significant advances have been made in exploring and uncovering the promising
potential of biomagnetic materials, persistent challenges remain on various fronts, notably in …

Geometry-dependent magnetization reversal mechanism in ordered Py antidot arrays

KJ Merazzo, DC Leitao, E Jiménez… - Journal of Physics D …, 2011 - iopscience.iop.org
Arrays of Permalloy antidot thin films have been prepared by sputtering onto hexagonally
ordered anodic alumina templates. Geometry parameters of antidot arrays have been …

Hysteresis loops of individual Co nanostripes measured by magnetic force microscopy

M Jaafar, L Serrano-Ramón, O Iglesias-Freire… - Nanoscale research …, 2011 - Springer
High-resolution magnetic imaging is of utmost importance to understand magnetism at the
nanoscale. In the present work, we use a magnetic force microscope (MFM) operating under …