Articles with "magnetic tunnel" as a keyword



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High-Performance Flexible Magnetic Tunnel Junctions for Smart Miniaturized Instruments

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Published in 2018 at "Advanced Engineering Materials"

DOI: 10.1002/adem.201800471

Abstract: Flexible electronics is an emerging field in many applications ranging from in vivo biomedical devices to wearable smart systems. The capability of conforming to curved surfaces opens the door to add electronic components to miniaturized… read more here.

Keywords: tunnel junctions; magnetic tunnel; performance; miniaturized instruments ... See more keywords
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Multi‐State Magnetic Tunnel Junction Programmable by Nanosecond Spin‐Orbit Torque Pulse Sequence

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Published in 2021 at "Advanced Electronic Materials"

DOI: 10.1002/aelm.202001133

Abstract: Multi‐state spin‐orbit torque (SOT) switching, particularly in magnetic tunnel junction (MTJ) geometry, is promising hardware for artificial intelligence due to its potential to form artificial neurons and to increase storage density per bit. Here, multi‐state… read more here.

Keywords: multi state; spin orbit; orbit torque; state ... See more keywords
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High-performance magnetic tunnel junctions based on two-dimensional Bi2O2Se

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Published in 2021 at "Journal of Magnetism and Magnetic Materials"

DOI: 10.1016/j.jmmm.2021.168346

Abstract: Abstract Magnetic tunnel junctions (MTJs) have attracted tremendous interests recently because of their potential application in magnetoresistive random access high-density memory and magnetic sensor. However, the performance of them is far from satisfying due to… read more here.

Keywords: tunnel; performance; magnetic tunnel; tunnel junctions ... See more keywords
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Large Magnetoresistance in Fe3O4/4,4′-Bipyridine/Fe3O4 Organic Magnetic Tunnel Junctions

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Published in 2018 at "Journal of Physical Chemistry C"

DOI: 10.1021/acs.jpcc.7b11583

Abstract: Organic magnetic tunnel junctions (OMTJs) are promising systems thanks to their chemically tunable electronic property, long spin lifetime, and easy functionalizations. Here, the spin-dependent electronic transport properties in Fe3O4/4,4′-bipyridine/Fe3O4 OMTJs are investigated by first-principles quantum… read more here.

Keywords: tunnel junctions; magnetic tunnel; tunnel; fe3o4 ... See more keywords
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Half-Metallic Heusler Alloy/MoS2 Based Magnetic Tunnel Junction.

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Published in 2022 at "ACS applied materials & interfaces"

DOI: 10.1021/acsami.2c09655

Abstract: Integration of half-metallic materials and 2D spacers into vertical magnetoresistive spin valves may pave the way for effective low-power consumption storage and memory technologies. Driven by the recent successful growth of graphene/half-metallic Co2Fe(Ge1/2Ga1/2) (CFGG) heterostructure,… read more here.

Keywords: half metallic; tunnel junction; magnetic tunnel; half ... See more keywords
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Voltage-Assisted Magnetic Switching in MgO/CoFeB-Based Magnetic Tunnel Junctions by Way of Interface Reconstruction.

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Published in 2017 at "ACS applied materials & interfaces"

DOI: 10.1021/acsami.7b11293

Abstract: Engineering of interfacial structures has become important more than ever before to find new scientific observations and to create novel applications. Here, we show that the interface reconstructed by atomic layer-thick Mg insertion substantially improved… read more here.

Keywords: tunnel junctions; magnetic tunnel; perpendicular magnetic; interface ... See more keywords
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Skyrmions in Magnetic Tunnel Junctions.

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Published in 2018 at "ACS applied materials & interfaces"

DOI: 10.1021/acsami.8b03812

Abstract: In this work, we demonstrate that skyrmions can be nucleated in the free layer of a magnetic tunnel junction (MTJ) with Dzyaloshinskii-Moriya interactions (DMIs) by a spin-polarized current with the assistance of stray fields from… read more here.

Keywords: tunnel junctions; magnetic tunnel; field; tunnel ... See more keywords
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Insulator-to-Metallic Spin-Filtering in 2D-Magnetic Tunnel Junctions Based on Hexagonal Boron Nitride.

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Published in 2018 at "ACS nano"

DOI: 10.1021/acsnano.8b01354

Abstract: We report on the integration of atomically thin 2D insulating hexagonal boron nitride (h-BN) tunnel barriers into magnetic tunnel junctions (2D-MTJs) by fabricating two illustrative systems (Co/h-BN/Co and Co/h-BN/Fe) and by discussing h-BN potential for… read more here.

Keywords: magnetic tunnel; boron nitride; spin filtering; hexagonal boron ... See more keywords
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Shape anisotropy revisited in single-digit nanometer magnetic tunnel junctions

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Published in 2018 at "Nature Communications"

DOI: 10.1038/s41467-018-03003-7

Abstract: Nanoscale magnetic tunnel junctions play a pivotal role in magnetoresistive random access memories. Successful implementation depends on a simultaneous achievement of low switching current for the magnetization switching by spin transfer torque and high thermal… read more here.

Keywords: tunnel junctions; magnetic tunnel; shape anisotropy; thermal stability ... See more keywords
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Spin transfer torque driven higher-order propagating spin waves in nano-contact magnetic tunnel junctions

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Published in 2018 at "Nature Communications"

DOI: 10.1038/s41467-018-06589-0

Abstract: Short wavelength exchange-dominated propagating spin waves will enable magnonic devices to operate at higher frequencies and higher data transmission rates. While giant magnetoresistance (GMR)-based magnetic nanocontacts are efficient injectors of propagating spin waves, the generated… read more here.

Keywords: spin waves; propagating spin; order; magnetic tunnel ... See more keywords
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Record thermopower found in an IrMn-based spintronic stack

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Published in 2020 at "Nature Communications"

DOI: 10.1038/s41467-020-15797-6

Abstract: The Seebeck effect converts thermal gradients into electricity. As an approach to power technologies in the current Internet-of-Things era, on-chip energy harvesting is highly attractive, and to be effective, demands thin film materials with large… read more here.

Keywords: irmn based; temperature; magnetic tunnel; record ... See more keywords