Voltage-gate-assisted spin-orbit-torque magnetic random-access memory for high-density and low-power embedded applications

YC Wu, K Garello, W Kim, M Gupta, M Perumkunnil… - Physical Review …, 2021 - APS
The voltage-gate-assisted spin-orbit-torque (VGSOT) writing scheme combines the
advantages from voltage control of magnetic anisotropy (VCMA) and spin-orbit-torque (SOT) …

Enhancement of voltage-controlled magnetic anisotropy through precise control of Mg insertion thickness at CoFeB| MgO interface

X Li, K Fitzell, D Wu, CT Karaba, A Buditama… - Applied Physics …, 2017 - pubs.aip.org
We studied the impact of different insertion layers (Ta, Pt, and Mg) at the CoFeB| MgO
interface on voltage-controlled magnetic anisotropy (VCMA) effect and other magnetic …

Voltage-gated spin-orbit torque switching in IrMn-based perpendicular magnetic tunnel junctions

J Lu, W Li, J Liu, Z Liu, Y Wang, C Jiang, J Du… - Applied Physics …, 2023 - pubs.aip.org
In this work, IrMn-based perpendicular magnetic tunnel junctions (MTJs) are investigated. By
inserting a thin W layer at an antiferromagnet/ferromagnet (AFM/FM) interface, we enhance …

Voltage-controlled magnetoelectric memory and logic devices

X Li, A Lee, SA Razavi, H Wu, KL Wang - MRS Bulletin, 2018 - cambridge.org
Harnessing the nonvolatility of magnetism and the power of electric control, magnetoelectric
devices that control magnetism electrically promise to deliver next-generation electronics …

Enhancement in the interfacial perpendicular magnetic anisotropy and the voltage-controlled magnetic anisotropy by heavy metal do** at the Fe/MgO interface

T Nozaki, T Yamamoto, S Tamaru, H Kubota… - APL Materials, 2018 - pubs.aip.org
We investigated the influence of heavy metal do** at the Fe/MgO interface on the
interfacial perpendicular magnetic anisotropy (PMA) and the voltage-controlled magnetic …

Reduction in write error rate of voltage-driven dynamic magnetization switching by improving thermal stability factor

Y Shiota, T Nozaki, S Tamaru, K Yakushiji… - Applied Physics …, 2017 - pubs.aip.org
In this study, we demonstrate voltage-driven dynamic magnetization switching for the write
error rate (WER) of the order of 10− 5. The largest voltage effect on the perpendicular …

Thermally stable voltage-controlled perpendicular magnetic anisotropy in Mo| CoFeB| MgO structures

X Li, G Yu, H Wu, PV Ong, K Wong, Q Hu… - Applied Physics …, 2015 - pubs.aip.org
We study voltage-controlled magnetic anisotropy (VCMA) and other magnetic properties in
annealed Mo| CoFeB| MgO layered structures. The interfacial perpendicular magnetic …

[HTML][HTML] Effect of Mo insertion layers on the magnetoresistance and perpendicular magnetic anisotropy in Ta/CoFeB/MgO junctions

H Almasi, M Xu, Y Xu, T Newhouse-Illige… - Applied Physics …, 2016 - pubs.aip.org
The effect of a thin Mo dusting layer inserted at the interface of Ta/CoFeB of perpendicular
magnetic tunneling junction with MgO barriers was investigated. Unlike thick Mo layers that …

Thickness-Dependent Perpendicular Magnetic Anisotropy and Gilbert Dam** in Heterostructures

J Lourembam, A Ghosh, M Zeng, SK Wong, QJ Yap… - Physical Review …, 2018 - APS
Hf/Co 20 Fe 60 B 20/Mg O is an attractive alternative free-layer structure for the realization of
high-thermal-stability magnetoresistance random access memory (MRAM) because of its …

Voltage-controlled magnetic anisotropy in Fe| MgO tunnel junctions studied by x-ray absorption spectroscopy

S Miwa, K Matsuda, K Tanaka, Y Kotani, M Goto… - Applied Physics …, 2015 - pubs.aip.org
In this study, voltage-controlled magnetic anisotropy (VCMA) in Fe| MgO tunnel junctions
was investigated via the magneto-optical Kerr effect, soft x-ray absorption spectroscopy, and …