Manipulation of superparamagnetic beads on patterned exchange-bias layer systems for biosensing applications

A Ehresmann, I Koch, D Holzinger - Sensors, 2015 - mdpi.com
A technology platform based on a remotely controlled and stepwise transport of an array
arrangement of superparamagnetic beads (SPB) for efficient molecular uptake, delivery and …

Simultaneous and independent topological control of identical microparticles in non-periodic energy landscapes

NCX Stuhlmüller, F Farrokhzad, P Kuświk… - Nature …, 2023 - nature.com
Topological protection ensures stability of information and particle transport against
perturbations. We explore experimentally and computationally the topologically protected …

Tailoring of magnetic anisotropy by ion irradiation for magnetic tunnel junction sensors

A Mahendra, P Gupta, S Granville, J Kennedy - Journal of Alloys and …, 2022 - Elsevier
Abstract Magnetic Tunnel Junctions (MTJ) are employed in a range of technologies such as
data storage, sensing, and so on due to their compact nature and high field sensitivity. In …

Tailoring of magnetism in Pt/Co/Pt ultrathin films by ion irradiation

A Maziewski, P Mazalski, Z Kurant, MO Liedke… - Physical Review B …, 2012 - APS
Magnetization orientation in Ga+-irradiated Pt/Co (d Co)/Pt ultrathin films can be changed in
a controlled way by adjusting the ion fluence, F. Two-dimensional (d Co, F) diagrams of …

Asymmetric magnetization reversal of stripe-patterned exchange bias layer systems for controlled magnetic particle transport.

A Ehresmann, D Lengemann, T Weis… - … (Deerfield Beach, Fla …, 2011 - europepmc.org
Domain wall movement assisted transport of particles: exchange-biased samples with
designed stripe-domains show strong stray fields and an asymmetric magnetization …

Tuning the spin-flop transition in perpendicularly magnetized synthetic antiferromagnets by swift heavy Fe ions irradiation

J Yun, Y Sheng, X Guo, B Zheng, P Chen, Y Cao… - Physical Review B, 2021 - APS
Synthetic antiferromagnets (SAFs) with perpendicular magnetic anisotropy (PMA) have
recently attracted intensive attention for their potential applications in domain-wall-based …

Exchange bias: The antiferromagnetic bulk matters

AC Basaran, T Saerbeck, J De La Venta… - Applied Physics …, 2014 - pubs.aip.org
Using controlled ion bombardment, the contribution of interface and bulk antiferromagnetic
spins to exchange bias (EB) is investigated. Several sets of ferromagnetic …

Lattice symmetries and the topologically protected transport of colloidal particles

J Loehr, D de Las Heras, M Loenne, J Bugase… - Soft Matter, 2017 - pubs.rsc.org
The topologically protected transport of colloidal particles on top of periodic magnetic
patterns is studied experimentally, theoretically, and with computer simulations. To uncover …

Tailored domain wall charges by individually set in-plane magnetic domains for magnetic field landscape design

D Holzinger, N Zingsem, I Koch, A Gaul… - Journal of Applied …, 2013 - pubs.aip.org
A method, a material system, and the physics for tailoring artificial magnetic field landscapes
on micron and submicron length scales over a topographically flat surface in remanence are …

Magnetization states and magnetization processes in nanostructures: From a single layer to multilayers

A Maziewski, J Fassbender, J Kisielewski… - … status solidi (a), 2014 - Wiley Online Library
The results of combined (experimental, analytical, and micromagnetic simulations) studies
on the evolution of magnetization states and processes in ultrathin films and multilayered …