A perpendicular-anisotropy CoFeB–MgO magnetic tunnel junction
Jul 11, 2010 · Here, we use interfacial perpendicular anisotropy between the ferromagnetic electrodes and the tunnel barrier of the MTJ by employing the material combination of CoFeB–MgO, a system widely...
Voltage-induced magnetization dynamics in CoFeB/MgO/CoFeB …
Feb 17, 2017 · Recent progress in magnetic tunnel junctions (MTJs) with a perpendicular easy axis consisting of CoFeB and MgO stacking structures has shown that magnetization dynamics are induced due to...
Single-nanometer CoFeB/MgO magnetic tunnel junctions with …
Jan 4, 2024 · Here we report single-nanometer MTJs using a free layer consisting of CoFeB/MgO multilayers, where the number of CoFeB/MgO interfaces and/or the CoFeB thicknesses are engineered to tailor...
Perpendicular-anisotropy CoFeB-MgO magnetic tunnel junctions with a MgO ...
Jul 13, 2012 · We investigated perpendicular CoFeB-MgO magnetic tunnel junctions (MTJs) with a recording structure consisting of two CoFeB-MgO interfaces, MgO/CoFeB (1.6 nm)/Ta (0.4 nm)/CoFeB (1.0 nm)/MgO.
Highly stable perpendicular magnetic anisotropies of CoFeB/MgO …
Apr 1, 2015 · Typical CoFeB/MgO frames ensuring interface perpendicular magnetic anisotropy (PMA) features are one of the most reliable building blocks to meet the demand of PMA-based memory devices.
Atomic-Scale Structure and Local Chemistry of CoFeB–MgO …
Feb 23, 2016 · Here, we combine advanced electron microscopy, spectroscopy, and first-principles calculations to obtain a direct structural and chemical imaging of the atomically confined layers in a CoFeB–MgO MTJ, and clarify atom diffusion and interface structures in the MTJ following annealing.
Temperature-dependent properties of CoFeB/MgO thin films: …
Dec 14, 2018 · CoFeB/MgO heterostructures are a promising candidate for an integral component of spintronic devices due to their high magnetic anisotropy, low Gilbert damping, and excellent magnetoresistive properties.
Perpendicular magnetic anisotropy and its voltage control in MgO/CoFeB …
Apr 21, 2022 · We study the perpendicular magnetic anisotropy (PMA) in the MgO/CoFeB (CFB)/MgO junctions with an angstrom-thick Mo spacer layer separating the CFB layer.
Perpendicular-anisotropy CoFeB-MgO based magnetic tunnel …
CoFeB-MgO based magnetic tunnel junction with perpendicular easy axis (p-MTJ) shows a high potential to be used in spintronics based very large scale integrated circuits and spin-transfer-torque magnetorestive random access memories.
Interfacial Resonance States-Induced Negative Tunneling Magneto ...
Jan 15, 2024 · Here, we report the observation of a negative tunneling magneto-resistance (TMR) in the CoFeB/MgO/CoFeB system with an orthogonally magnetized configuration. Through the modulation of the MgO thickness, the negative TMR component is up to 20% under a large negative voltage bias.