Results 81 to 90 of about 97,530 (306)

Built‐In Interfacial Electric Field in Hydroxyl‐Terminated MXene/COF Heterostructures for Enhanced Solid‐State Supercapacitors

open access: yesAdvanced Functional Materials, EarlyView.
Hydroxyl‐terminated MXene is integrated with a redox‐active covalent organic framework through electrostatic self‐assembly followed by hydrothermal treatment to construct MXene/COF heterostructures with a built‐in interfacial electric field. Termination‐controlled interfacial electronic modulation induces charge redistribution and favorable band ...
Cheru Fekadu Molla   +4 more
wiley   +1 more source

Mixed-Signal Physically Unclonable Function With CMOS Capacitive Cells

open access: yesIEEE Access, 2019
An electronic physically unclonable function usually includes an on-chip error-correcting code unit, which is vulnerable to security attacks and adds area, power, and data processing time overheads.
Kamal Y. Kamal, Radu Muresan
doaj   +1 more source

Angle detector [PDF]

open access: yes, 1978
An angle detector for determining a transducer's angular disposition to a capacitive pickup element is described. The transducer comprises a pendulum mounted inductive element moving past the capacitive pickup element.
Parra, G. T.
core   +1 more source

Unlocking Photodetection Mode Switching from a Simple Lateral Design

open access: yesAdvanced Functional Materials, EarlyView.
A simple lateral 2D perovskite photodetector capable of switching among transient, continuous, and dual transient/continuous photoresponse modes is achieved by integrating photoconductive effects with capacitive coupling from the SiO2/Si substrate. Such light‐programmable photodetection mode switching enables triple‐channel information transmission and
Zijun (June) Yong   +10 more
wiley   +1 more source

Twin-capacitive shaft angle encoder with analog output signal [PDF]

open access: yes, 1977
A precision capacitive shaft encoder providing a dc signal corresponding to the angular position of a shaft is described. Two variable capacitances are coupled in tandem by a rotatable shaft.
Hruby, R. J., Wilson, R. L.
core   +1 more source

Attofarad-Class Ultra-High-Capacitance Resolution Capacitive Readout Circuits

open access: yesSensors
In order to meet the application requirements for high-precision and low-noise accelerometers in micro-vibration measurement and navigation fields, this paper presents the design and testing of an ultra-high-capacitance resolution capacitive readout circuit with attofarad-level precision.
Guoteng Ren   +9 more
openaire   +3 more sources

MXene/PEDOT Functional Coatings on Flexible Microelectrode Arrays for Multianalyte In Vivo Neurochemical Sensing and Electrophysiology

open access: yesAdvanced Functional Materials, EarlyView.
A MXene/PEDOT coating enables multimodal functionality and dual‐analyte detection of dopamine and serotonin in flexible microelectrode arrays while enhancing electrophysiological recording quality. The anti‐fouling, low‐impedance interface overcomes key limitations of conventional coatings, providing a robust and versatile platform to investigate the ...
Ilaria Gatti   +8 more
wiley   +1 more source

Asymmetric voltage amplification using a capacitive load energy management circuit in a triboelectric nanogenerator

open access: yesDiscover Nano
We investigated the polarity dependence of a capacitive energy management circuit in a triboelectric nanogenerator (TENG) power system. In a half-wave rectifying circuit, the Simulation Program with Integrated Circuit Emphasis and analytical models show ...
Jiwon Jeong   +3 more
doaj   +1 more source

A closed-loop digitally controlled MEMS gyroscope with unconstrained Sigma-Delta force-feedback [PDF]

open access: yes, 2009
In this paper, we describe the system architecture and prototype measurements of a MEMS gyroscope system with a resolution of 0.025 degrees/s/root Hz. The architecture makes extensive use of control loops, which are mostly in the digital domain.
Cretu, Edmon   +3 more
core   +1 more source

ANALYSIS OF MUTUAL CAPACITANCE AND INDUCTANCE OF PRINTED CIRCUIT

open access: yesElectrical Engineering & Electromechanics, 2014
The article analyzes the mutual capacitance and inductance of printed circuit and introduces an evaluation technique for conductor-to-conductor capacitance under electrical connections tracing, the technique based on a multi-layer channel model.
openaire   +4 more sources

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