Results 1 to 10 of about 14,449 (204)

Mesoscopic Tunneling Magnetoresistance [PDF]

open access: yesPhysical Review B, 2000
We study spin-dependent transport through ferromagnet/normal-metal/ferromagnet double tunnel junctions in the mesoscopic Coulomb blockade regime. A general transport equation allows us to calculate the conductance in the absence or presence of spin-orbit
A. Brataas   +31 more
core   +2 more sources

Bias Voltage Dependence of Sensing Characteristics in Tunneling Magnetoresistance Sensors [PDF]

open access: yesSensors, 2021
One of the characteristic features of tunneling magnetoresistance (TMR) sensors is a strong influence of bias voltage on tunneling current. Since fundamental sensing characteristics of the sensors are primarily determined by the tunneling current, the ...
Piotr Wiśniowski   +4 more
doaj   +2 more sources

Design, Analysis and Simulation of a MEMS-Based Gyroscope with Differential Tunneling Magnetoresistance Sensing Structure [PDF]

open access: yesSensors, 2020
The design, analysis, and simulation of a new Micro-electromechanical System (MEMS) gyroscope based on differential tunneling magnetoresistance sensing are presented in this paper.
Cheng Li, Bo Yang, Xin Guo, Xinru Chen
doaj   +2 more sources

Gigantic tunneling magnetoresistance in magnetic Weyl semimetal tunnel junctions. [PDF]

open access: yesPhys Rev B, 2021
We investigate the tunneling magnetoresistance in magnetic tunnel junctions (MTJs) comprised of Weyl semimetal contacts. We show that chirality-magnetization locking leads to a gigantic tunneling magnetoresistance ratio, an effect that does not rely on spin filtering by the tunnel barrier.
de Sousa DJP   +4 more
europepmc   +4 more sources

Perpendicular magnetic anisotropy, tunneling magnetoresistance and spin-transfer torque effect in magnetic tunnel junctions with Nb layers [PDF]

open access: yesScientific Reports, 2023
Nb and its compounds are widely used in quantum computing due to their high superconducting transition temperatures and high critical fields.
Bowei Zhou   +9 more
doaj   +2 more sources

Tunneling Magnetoresistance DC Current Transformer for Ion Beam Diagnostics [PDF]

open access: yesSensors, 2021
In this paper, open loop and closed loop Tunneling Magnetoresistance (TMR) DC Current Transformers (DCCTs) for ion beam diagnostics are presented. The DCCTs employ MR sensors to measure the DC component of the accelerator’s ion beam.
Eman Azab   +4 more
doaj   +2 more sources

Tunnel magnetoresistance in magnetic tunnel junctions with embedded nanoparticles [PDF]

open access: yesIEEE Transactions on Magnetics, 2015
In this paper, we attempt the theoretical modeling of the magnetic tunnel junctions with embedded magnetic and nonmagnetic nanoparticles (NPs). A few abnormal tunnel magnetoresistance (TMR) effects, observed in related experiments, can be easily ...
Lai, Chih-Huang   +4 more
core   +6 more sources

Very large tunneling magnetoresistance in layered magnetic semiconductor CrI3 [PDF]

open access: yesNature Communications, 2018
Layered van der Waals compounds offer opportunities to visit new physical phenomena in two dimensional materials. Here the authors report large tunneling magnetoresistance through exfoliated CrI3 crystals and attribute its evolution to the multiple ...
Zhe Wang   +9 more
doaj   +2 more sources

Giant Spin-flop magnetoresistance in a collinear antiferromagnetic tunnel junction [PDF]

open access: yesNature Communications
Collinear antiferromagnetic (AFM) materials have the unique promise of no stray fields, displaying ultrafast dynamics, and being robust against perturbation fields which motivate the extensive research of antiferromagnetic spintronics.
Shijie Xu   +25 more
doaj   +2 more sources

Magnetic Noise Prediction and Evaluation in Tunneling Magnetoresistance Sensors [PDF]

open access: yesSensors, 2018
We propose a simple model for prediction of magnetic noise level in tunneling magnetoresistance (TMR) sensors. The model reproduces experimental magnetic 1/f and white noise components, which are dependent on sensors resistance and field sensitivity. The
Jakub Chęciński   +3 more
doaj   +2 more sources

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