Results 71 to 80 of about 3,294 (243)

Ambipolar Organic–Inorganic Heterostructure Transistor Array for Integrated Visual Information Processing

open access: yesAdvanced Science, EarlyView.
We present an organic–inorganic heterostructure transistor array for neuromorphic computing, achieving 95.6% MNIST accuracy and 1.2 fJ per operation, with dynamic spatiotemporal encoding and precise vehicle direction detection under combined optical and electrical stimulation.
Wen‐Min Zhong   +13 more
wiley   +1 more source

Improvement in the Performance of Tunneling Carbon Nanotube Field Effects Transistor in Presence of Underlap [PDF]

open access: yesمجله مدل سازی در مهندسی, 2019
Underlap between gate and drain/source area is one of the important items non-ideal effects in the device manufacturing process in the nanometer scale. In this paper, for the first time, the effect of underlap between the gate and drain/source area for ...
Ali Naderi, Maryam Ghodrati
doaj   +1 more source

Impedance of Nonelectroneutral Solid Electrolyte Interphases With Nanopores: A Theoretical Model

open access: yesAdvanced Science, EarlyView.
Physical modeling reveals that often‐neglected non‐electroneutrality and nanopores in the solid‐electrolyte interphase (SEI) govern the impedance behavior. Under nonreactive conditions, the low‐frequency constant‐phase element (CPE) phenomenon can be attributed to the nonelectroneutral local conditions in the SEI.
Chenkun Li, Jun Huang
wiley   +1 more source

Neuromorphic Near‐Sensor and In‐Sensor Computing Enabled by Next‐Generation Material‐Based Sensors

open access: yesAdvanced Science, EarlyView.
This Review presents a structural framework that classifies neuromorphic sensing into near‐sensor and in‐sensor architectures, clarifying physical coupling between sensing and computation. The framework connects neural and synaptic device functions with recent advances in optical, mechanical, and chemical sensing, compares energy consumption and ...
Su Yeon Jung   +7 more
wiley   +1 more source

Ambipolar diffusion in the solar atmosphere

open access: yes, 2001
The process of non-linear ambipolar diffusion in the region overlying the solar surface can be an effective mechanism for producing sharp magnetic structures and current sheets.
Chitre, S. M., Krishan, V.
core   +1 more source

Channel-Length-Modulated Avalanche Multiplication in Ambipolar WSe2 Field-Effect Transistors

open access: yes, 2022
Recently there has been growing interest in avalanche multiplication in two-dimensional (2D) materials and device applications such as avalanche photodetectors and transistors.
Kim, Jae-Keun   +12 more
core   +1 more source

Ambipolarity suppression in electrically doped tunnel field effect transistor using asymmetric bias in polarity gates

open access: yese-Prime: Advances in Electrical Engineering, Electronics and Energy
In this article, we have addressed an important issue called ambipolarity in electrically doped tunnel field effect transistors, which greatly hinders its use in circuit applications.
Akshatha Bhat   +5 more
doaj   +1 more source

Bias‐Tunable Two‐Terminal Organic Photodetector for Intelligent Imaging

open access: yesAdvanced Science, EarlyView.
A vertically stacked two‐terminal photodetector with a symmetric donor–acceptor–donor trilayer active exhibits reconfigurable photoresponse with bias‐tunable magnitude and polarity, together with sub‐millisecond response speed and a wide tunable output window.
Sangin Hahn   +2 more
wiley   +1 more source

Concentration‐Driven Li+ Solvation Engineering with TDMAP‐Based Porphyrin Additives for Dendrite‐Free Li Metal Batteries

open access: yesAdvanced Science, EarlyView.
The electrolyte engineering of introducing tetrakis(4‐N, N‐dimethylaminophenyl)porphyrin (TDMAP) is designed to modulate Li+ solvation structure and solid electrolyte interphase, where the interaction with PF₆− anions is altered (Li+–NMe2–PF₆−). Consequently, the cells with optimal additive concentration achieve high Coulombic efficiency (∼99%), and ...
Pooria Afzali   +5 more
wiley   +1 more source

Selenophene π‐Bridge Enables Balanced Ambipolar Transport in High‐Performance Organic Electrochemical Transistors

open access: yesAdvanced Science, EarlyView.
We synthesized a high‐performance balanced ambipolar OECT polymer, P(gTDPPSe), via selenophene π‐bridge engineering. The selenophene π‐bridge enhances backbone planarity and optimizes the energy levels for doping, enabling high and balanced p/n‐type transconductance‐a key factor for high‐gain complementary inverters.
Guichuan Zhu   +4 more
wiley   +1 more source

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