156 citations · 922 across the 26 of their papers we have counts for
18 papers · 1 filter
Generating unconventional spin-orbit torques with patterned phase gradients in tungsten thin films
Lauren J. Riddiford, Anne Flechsig, Shilei Ding +7
A key aim in spintronics is to achieve current-induced magnetization switching via spin-orbit torques without external magnetic fields. For this, the focus of recent work has been…
Control of spin-orbit torque-driven domain nucleation through geometry in chirally coupled magnetic tracks
Guillaume Beaulieu, Zhaochu Luo, Víctor Raposo +4
The interfacial Dzyaloshinskii-Moriya interaction (DMI) can be exploited in magnetic thin films to realize lateral chirally coupled systems, providing a way to couple different sec…
Perpendicular-anisotropy artificial spin ice with spontaneous ordering: a platform for neuromorphic computing with flexible timescales
Aleksandr Kurenkov, Jonathan Maes, Aleksandra Pac +4
Arrays of coupled nanomagnets have wide-ranging fundamental and practical applications in artificial spin ices, neuromorphic computing and spintronics. However, lacking in these fi…
Soft X-ray phase nano-microscopy of micrometre-thick magnets
Jeffrey Neethi Neethirajan, Benedikt Daurer, Marisel Di Pietro Martínez +5
Imaging of nanoscale magnetic textures within extended material systems is of critical importance both to fundamental research and technological applications. Whilst high resolutio…
Electrically programmable magnetic coupling in an Ising network exploiting solid-state ionic gating
Chao Yun, Zhongyu Liang, Aleš Hrabec +12
Two-dimensional arrays of magnetically coupled nanomagnets provide a mesoscopic platform for exploring collective phenomena as well as realizing a broad range of spintronic devices…
Strong lateral exchange coupling and current-induced switching in single-layer ferrimagnetic films with patterned compensation temperature
Zhentao Liu, Zhaochu Luo, Ivan Shorubalko +4
Strong, adjustable magnetic couplings are of great importance to all devices based on magnetic materials. Controlling the coupling between adjacent regions of a single magnetic lay…
Engineering of Intrinsic Chiral Torques in Magnetic Thin Films Based on the Dzyaloshinskii-Moriya Interaction
Zhentao Liu, Zhaochu Luo, Stanislas Rohart +3
The establishment of chiral coupling in thin magnetic films with inhomogeneous anisotropy has led to the development of artificial systems of fundamental and technological interest…
Three-dimensional Resonant Magnetization Dynamics Unraveled by Time-Resolved Soft X-ray Laminography
Simone Finizio, Claire Donnelly, Sina Mayr +2
The imaging of magneto-dynamical processes has been, so far, mostly a two-dimensional business, due to the constraints of the available experimental techniques. In this manuscript,…
Synchronization of chiral vortex nano-oscillators
Zhiyang Zeng, Zhaochu Luo, Laura J. Heyderman +2
The development of spintronic oscillators is driven by their potential applications in radio frequency telecommunication and neuromorphic computing. In this work, we propose a spin…
Field- and current-driven magnetic domain-wall inverter and diode
Zhaochu Luo, Stefan Schären, Aleš Hrabec +8
We investigate the inversion process of magnetic domain walls (DWs) propagating through synthetic noncollinear magnetic textures, whereby an up/down DW can be transformed into a do…
Asymmetric depinning of chiral domain walls in ferromagnetic trilayers
Mark C. H. de Jong, Can Onur Avci, Aleš Hrabec +1
We show that the coupling between two ferromagnetic layers separated by a nonmagnetic spacer can be used to control the depinning of domain walls and induce unidirectional domain w…
Synthetic chiral magnets promoted by the Dzyaloshinskii-Moriya interaction
Aleš Hrabec, Zhaochu Luo, Laura J. Heyderman +1
The ability to engineer the interactions in assemblies of nanoscale magnets is central to the development of artificial spin systems and spintronic technologies. Following the emer…
Chiral Domain Wall Injector Driven by Spin-orbit Torques
T. Phuong Dao, Marvin Müller, Zhaochu Luo +4
Memory and logic devices that encode information in magnetic domains rely on the controlled injection of domain walls to reach their full potential. In this work, we exploit the ch…
Imaging three-dimensional nanoscale magnetization dynamics
Claire Donnelly, Simone Finizio, Sebastian Gliga +8
The ability to experimentally map the three-dimensional structure and dynamics in bulk and patterned three-dimensional ferromagnets is essential both for understanding fundamental…
Thermally and field-driven mobility of emergent magnetic charges in square artificial spin ice
Sophie A. Morley, Jose Maria Porro, Aleš Hrabec +7
Designing and constructing model systems that embody the statistical mechanics of frustration is now possible using nanotechnology. We have arranged nanomagnets on a two-dimensiona…
Velocity enhancement by synchronization of magnetic domain walls
Aleš Hrabec, Viola Křižáková, Stefania Pizzini +4
Magnetic domain walls are objects whose dynamics is inseparably connected to their structure. In this work we investigate magnetic bilayers, which are engineered such that a couple…
Effect of annealing on the interfacial Dzyaloshinskii-Moriya interaction in Ta/CoFeB/MgO trilayers
R. A. Khan, P. M. Shepley, A. Hrabec +4
The interfacial Dzyaloshinskii-Moriya interaction (DMI) has been shown to stabilize homochiral Néel-type domain walls in thin films with perpendicular magnetic anisotropy and as a…
Interfacial Dzyaloshinskii-Moriya interaction in Ta\Co20Fe60B20\MgO nanowires
R. Lo Conte, E. Martinez, A. Hrabec +10
We report current-induced domain wall motion (CIDWM) in Ta\Co20Fe60B20\MgO nanowires. Domain walls are observed to move against the electron flow when no magnetic field is applied,…