Results 61 to 70 of about 9,631 (194)

Novel active function blocks and their applications in frequency filters and quadrature oscillators [PDF]

open access: yes, 2010
Kmitočtové filtry a sinusoidní oscilátory jsou lineární elektronické obvody, které jsou používány v široké oblasti elektroniky a jsou základními stavebními bloky v analogovém zpracování signálu.
Herencsár, Norbert
core  

Organic Thin‐Film Transistors for Neuromorphic Computing

open access: yesAdvanced Electronic Materials, EarlyView.
Organic thin‐film transistors (OTFTs) are reviewed for neuromorphic computing applications, highlighting their power‐efficient, and biological time‐scale operation. This article surveys OFET and OECT devices, compares them with memristors and CMOS, analyzes how fabrication parameters shape spike‐based metrics, proposes standardized characterization ...
Luke McCarthy   +2 more
wiley   +1 more source

On the Design of Voltage-Controlled Sinusoidal Oscillators Using OTA's [PDF]

open access: yes, 1990
A unified systematic approach to the design of voltage-controlled oscillators using only operational transconductance amplifiers (OTA's) and capacitors is discussed in this paper.
Huertas Díaz, José Luis   +3 more
core   +1 more source

High Mobility (>200 cm2 V−1 s−1) Transparent Top Gate IGZO TFTs with Oxidized Metal Gate Insulator for Enhanced Conductivity

open access: yesAdvanced Electronic Materials, EarlyView.
We demonstrate a top gate Nb capping TFT architecture that induces controlled oxygen out‐diffusion from the IGZO channel. This mechanism generates shallow donor states and enhances electron delocalization, enabling extended percolation pathways. The resulting thin‐film transistors exhibit high mobility, suppressed leakage currents, and strong optical ...
Hyeonjeong Sun   +10 more
wiley   +1 more source

Current and Voltage Mode Multiphase Sinusoidal Oscillators Using CBTAs [PDF]

open access: yes, 2013
Current-mode (CM) and voltage-mode (VM) multiphase sinusoidal oscillator (MSO) structures using current backward transconductance amplifier (CBTA) are proposed.
Ayten, U. E.   +3 more
core   +1 more source

Twisted MoS2 Bilayers as Functional Elements in Memtransistors: Hysteresis, Optical Signatures, and Photocurrent Kinetics

open access: yesAdvanced Electronic Materials, EarlyView.
ABSTRACT Layered 2D materials are considered as promising for memristive applications due to their ultimate vertical scalability compared to conventional semiconductor films and pronounced hysteresis properties. Bias‐resolved Raman and Photoluminescence mapping is used to quantify strain from phonon shifts and carrier density from the exciton‐trion ...
Vladislav Kurtash   +4 more
wiley   +1 more source

Organic Electrochemical Transistors and Foreign Body Reaction: First Steps Toward Long‐Term Implantable Biosensing

open access: yesAdvanced Electronic Materials, EarlyView.
Organic Electrochemical Transistors (OECT) have been applied as implanted sensors in recent years. However, Foreign Body Reaction (FBR) effects on OECT performance are still underexplored. Here, we analyze OECT operation when covered by FBR‐related proteins in an in vitro scenario.
Henrique Frulani de Paula Barbosa   +6 more
wiley   +1 more source

Low-Power Tunable Differentiator using Voltage Difference Transconductance Amplifier

open access: yes
Abstract This paper demonstrates an innovative design of a voltage–mode differentiator circuit using the active element called voltage difference transconductance amplifier (VDTA). The proposed circuit utilizes one VDTA element, a single resistor, and a capacitor.
Motkuri Krishna, Bal Chand Nagar
openaire   +1 more source

Aging and Electrical Stability of DNTT Honey‐Gated OFETs

open access: yesAdvanced Electronic Materials, EarlyView.
DNTT honey‐gated organic transistors were fabricated and evaluated to assess short‐ and long‐term stability under electrical stress and aging. Short‐term transfer measurements (five days, 40 sweeps/day) showed minimal parameter shift, while extended measurements revealed gradual degradation over weeks.
Douglas H. Vieira   +8 more
wiley   +1 more source

A Programmable Neural Oscillator Cell [PDF]

open access: yes, 1989
A programmable analog neural oscillator cell architecture is presented. The proposed neuron circuit is of hysteretic neural nature with its implementation based on operational transconductance amplifiers (OTA's).
Huertas Díaz, José Luis   +3 more
core   +1 more source

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