Results 121 to 130 of about 17,204,563 (294)

Ultrafast Vertical Organic Electrochemical Transistors With Ion‐Permeable Conductive Polymer Top Electrodes

open access: yesAdvanced Materials, EarlyView.
Vertical organic electrochemical transistors (vOECTs) are limited in speed by ion‐impermeable metal electrodes that slow ion injection. Using ion‐permeable PBFDO top electrodes allows direct vertical ion injection into BBL channels, achieving high current densities (>400 A cm−2), large on/off ratios (>106), and ultrafast switching in 28 µs. This sets a
Han‐Yan Wu   +14 more
wiley   +1 more source

A Neuromorphic VLSI Implementation of a Simplified Electrosensory System in a Weakly Electric Fish [PDF]

open access: yes, 2013
Aamir SA, Engelmann J, Gomez L, Chicca E. A Neuromorphic VLSI Implementation of a Simplified Electrosensory System in a Weakly Electric Fish. Presented at the International Workshop on Neuromorphic and Brain-Based Computing Systems (NeuComp 2013 ...
Engelmann, Jacob ; https://orcid.org/   +6 more
core  

LEAD: Literature Enhanced Ab Initio Discovery of Nitride Dusting Layers for Enhanced Tunnel Magnetoresistance and Lower Resistance Magnetic Tunnel Junctions

open access: yesAdvanced Materials, EarlyView.
Magnetic tunnel junctions (MTJs) using MgO tunnel barriers face challenges of high resistance‐area product and low tunnel magnetoresistance (TMR). To discover alternative materials, Literature Enhanced Ab initio Discovery (LEAD) is developed. The LEAD‐predicted materials are theoretically evaluated, showing that MTJs with dusting of ScN or TiN on ...
Sabiq Islam   +6 more
wiley   +1 more source

Azobenzene's Cross‐Scale Optics and Photonics: Molecular Photoswitching, Mesoscopic Material Motions, and Adaptive Devices

open access: yesAdvanced Materials, EarlyView.
Azobenzene photoswitches translate molecular‐scale E/Z photoisomerization into macroscopic material responses and device‐level photonic functions. This Review highlights how azobenzene research has evolved from molecular photochemistry to photoalignment, mass migration, photomechanics, and heat release, ultimately enabling holography, reconfigurable ...
Heeju Son   +20 more
wiley   +1 more source

Neuromorphic Systems: Past, Present and Future [PDF]

open access: yes, 2009
Neuromorphic systems are implementations in silicon of elements of neural systems. The idea of electronic implementation is not new, but modern microelectronics has provided opportunities for producing systems for both sensing and neural modelling that can be mass produced straightforwardly.
openaire   +3 more sources

Filamentary-based organic memristors for wearable neuromorphic computing systems

open access: yesNeuromorphic Computing and Engineering
A filamentary-based organic memristor is a promising synaptic component for the development of neuromorphic systems for wearable electronics. In the organic memristors, metallic conductive filaments (CF) are formed via electrochemical metallization under
Chang-Jae Beak   +4 more
doaj   +1 more source

Thermodynamic Limits to Molecular Doping in Conjugated Polymers: A Perspective on Phase Behavior and Miscibility

open access: yesAdvanced Materials, EarlyView.
Molecular doping of conjugated polymers is fundamentally constrained by thermodynamic phase behavior. This Perspective reframes doping efficiency and stability in terms of miscibility limits, binodals, and solvus boundaries, highlighting the role of effective interaction parameters and charge transfer.
Somayeh Kashani   +10 more
wiley   +1 more source

Neuromorphic Programming:Emerging Directions for Brain-Inspired Hardware [PDF]

open access: yes
The value of brain-inspired neuromorphic computers critically depends on our ability to program them for relevant tasks. Currently, neuromorphic hardware often relies on machine learning methods adapted from deep learning. However, neuromorphic computers
Abreu, Steven; id_orcid   +3 more
core   +1 more source

An event-based VLSI network of integrate-and-fire neurons [PDF]

open access: yes, 2004
Chicca E, Indiveri G, Douglas RJ. An event-based VLSI network of integrate-and-fire neurons. Presented at the Proceedings of the 2004 International Symposium on Circuits and Systems (ISCAS).The growing interest in pulse-based neural networks is ...
Douglas, R. J.   +5 more
core   +1 more source

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