Microscopic approach to current-driven domain wall dynamics

G Tatara, H Kohno, J Shibata - Physics Reports, 2008 - Elsevier
This review describes in detail the essential techniques used in microscopic theories on
spintronics. We have investigated the domain wall dynamics induced by an electric current …

Skyrmion flow near room temperature in an ultralow current density

XZ Yu, N Kanazawa, WZ Zhang, T Nagai, T Hara… - Nature …, 2012 - nature.com
The manipulation of spin textures with electric currents is an important challenge in the field
of spintronics. Many attempts have been made to electrically drive magnetic domain walls in …

Observation of the intrinsic pinning of a magnetic domain wall in a ferromagnetic nanowire

T Koyama, D Chiba, K Ueda, K Kondou, H Tanigawa… - Nature materials, 2011 - nature.com
The spin transfer torque is essential for electrical magnetization switching,. When a magnetic
domain wall is driven by an electric current through an adiabatic spin torque, the theory …

Electric-field control of magnetic domain-wall velocity in ultrathin cobalt with perpendicular magnetization

D Chiba, M Kawaguchi, S Fukami, N Ishiwata… - Nature …, 2012 - nature.com
Controlling the displacement of a magnetic domain wall is potentially useful for information
processing in magnetic non-volatile memories and logic devices. A magnetic domain wall …

Micromagnetic analysis of current driven domain wall motion in nanostrips with perpendicular magnetic anisotropy

S Fukami, T Suzuki, N Ohshima, K Nagahara… - Journal of Applied …, 2008 - pubs.aip.org
Current driven domain wall motion in nanostrips with perpendicular magnetic anisotropy
was analyzed by using micromagnetic simulation. The threshold current density of …

Control of multiple magnetic domain walls by current in a Co/Ni nano-wire

D Chiba, G Yamada, T Koyama, K Ueda… - Applied Physics …, 2010 - iopscience.iop.org
All-electrical control and local detection of multiple magnetic domain walls in
perpendicularly magnetized Co/Ni nano-wires were demonstrated. A series of domain walls …

STT-SNN: A spin-transfer-torque based soft-limiting non-linear neuron for low-power artificial neural networks

D Fan, Y Shim, A Raghunathan… - IEEE Transactions on …, 2015 - ieeexplore.ieee.org
Recent years have witnessed growing interest in the use of artificial neural networks (ANNs)
for vision, classification, and inference problems. An artificial neuron sums N weighted …

Domain wall motion induced by electric current in a perpendicularly magnetized Co/Ni nano-wire

H Tanigawa, T Koyama, G Yamada… - Applied Physics …, 2009 - iopscience.iop.org
The authors show experimental results on domain wall motion induced by electric current in
a Co/Ni nano-wire with perpendicular magnetic anisotropy. The motion was detected …

Control of domain wall position by electrical current in structured Co/Ni wire with perpendicular magnetic anisotropy

T Koyama, G Yamada, H Tanigawa… - Applied physics …, 2008 - iopscience.iop.org
We report the direct observation of the current-driven domain wall (DW) motion by magnetic
force microscopy in a structured Co/Ni wire with perpendicular magnetic anisotropy. The …

Unidirectional thermal effects in current-induced domain wall motion

J Torrejon, G Malinowski, M Pelloux, R Weil… - Physical review …, 2012 - APS
We report experimental evidence of thermal effects on the displacement of vortex walls in
NiFe nanostrips. With the use of nanosecond current pulses, a unidirectional motion of the …