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Ferroelectric tunnel junctions for information storage and processing

TLDR
Ferroelectric tunnel junctions represent a promising and flexible device design that is able to retain its information even when switched off, and to miniaturize such devices to the size of a few nanometres.
Abstract
Computer memory based on ferroelectric polarization is a promising alternative to technologies based, for example, on magnetism. Here, Garcia and Bibes review how ferroelectric tunnel junctions, where ferroelectric polarization controls electrical resistance, could improve the performance of these devices.

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Journal ArticleDOI

Resistive switching materials for information processing

TL;DR: This Review surveys the four physical mechanisms that lead to resistive switching materials enable novel, in-memory information processing, which may resolve the von Neumann bottleneck and examines the device requirements for systems based on RSMs.
Journal ArticleDOI

Learning through ferroelectric domain dynamics in solid-state synapses.

TL;DR: This work reports on synapses based on ferroelectric tunnel junctions and shows that STDP can be harnessed from inhomogeneous polarization switching and demonstrates that conductance variations can be modelled by the nucleation-dominated reversal of domains.
Journal ArticleDOI

A comprehensive review on emerging artificial neuromorphic devices

TL;DR: A comprehensive review on emerging artificial neuromorphic devices and their applications is offered, showing that anion/cation migration-based memristive devices, phase change, and spintronic synapses have been quite mature and possess excellent stability as a memory device, yet they still suffer from challenges in weight updating linearity and symmetry.
Journal ArticleDOI

Recent progress in voltage control of magnetism: Materials, mechanisms, and performance

TL;DR: In this paper, the authors provide a comprehensive review of recent progress in voltage control of magnetism in different thin films and discuss the challenges and future prospects of VCM, which will inspire more in-depth research and advance the practical applications of this field.
References
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Journal ArticleDOI

Memristor-The missing circuit element

TL;DR: In this article, the memristor is introduced as the fourth basic circuit element and an electromagnetic field interpretation of this relationship in terms of a quasi-static expansion of Maxwell's equations is presented.
Journal ArticleDOI

Nanoscale Memristor Device as Synapse in Neuromorphic Systems

TL;DR: A nanoscale silicon-based memristor device is experimentally demonstrated and it is shown that a hybrid system composed of complementary metal-oxide semiconductor neurons and Memristor synapses can support important synaptic functions such as spike timing dependent plasticity.
Journal ArticleDOI

Large magnetoresistance at room temperature in ferromagnetic thin film tunnel junctions.

TL;DR: b, R/R, is 11.8%, 20%, and 24%, respectively, consistent with Julliere's model based on the spin polarization of the conduction electrons of the magnetic films, in qualitative agreement with Slonczewski's model.
Journal ArticleDOI

Memristive switching mechanism for metal/oxide/metal nanodevices.

TL;DR: Experimental evidence is provided to support this general model of memristive electrical switching in oxide systems, and micro- and nanoscale TiO2 junction devices with platinum electrodes that exhibit fast bipolar nonvolatile switching are built.
Journal ArticleDOI

Applications of Modern Ferroelectrics

TL;DR: Electroelectric arrays of lead zirconate titanate have been reported on Pt nanowire interconnects and nanorings with 5-nanometer diameters and electron emission from ferroelectrics yields cheap, high-power microwave devices and miniature x-ray and neutron sources.
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