Results 111 to 120 of about 591,551 (376)

Perineuronal nets decrease membrane capacitance of peritumoral fast spiking interneurons in a model of epilepsy

open access: yesNature Communications, 2018
Brain tumor patients commonly present with epileptic seizures. We show that tumor-associated seizures are the consequence of impaired GABAergic inhibition due to an overall loss of peritumoral fast spiking interneurons (FSNs) concomitant with a ...
B. Tewari   +5 more
semanticscholar   +1 more source

Electronic Control System for Optimized Resonance Operation of Dielectric Elastomer Pumps through Self‐Sensing

open access: yesAdvanced Engineering Materials, EarlyView.
A powerful electronic control system enables a dielectric elastomer pump to operate at resonance, matching conventional pump performance. Using self‐sensing to reconstruct load pressure dynamically, the adaptive control adjusts resonance frequency accordingly.
Matthias Baltes   +3 more
wiley   +1 more source

Urine non-contact sensor that evaluates multiple urination using capacitance change to inform when to replace inner diaper

open access: yesFrontiers in Digital Health
IntroductionUsing the toilet to excrete is important, which is a matter of human dignity. However, incontinent and bedridden elderly people who are unable to go to the toilet use disposable adult diapers.
Keisuke Shichitani   +2 more
doaj   +1 more source

Axonal Computations

open access: yesFrontiers in Cellular Neuroscience, 2019
Axons functionally link the somato-dendritic compartment to synaptic terminals. Structurally and functionally diverse, they accomplish a central role in determining the delays and reliability with which neuronal ensembles communicate.
Pepe Alcami   +3 more
doaj   +1 more source

A monolithic capacitive transducer for electrical capacitance tomography [PDF]

open access: yes, 2019
150 p. This thesis presents a new high-resolution, fully-integrated monolithic capacitive transducer for portable electrical capacitance tomography (ECT) applications. This mixed-signal chip comprises a new switched-capacitor (SC) capacitance-to-voltage (CV) convertor with a stray immunity, a new offset-reduced chopping differential difference ...
openaire   +3 more sources

Microcellular Poly (Ethylene‐Co‐Vinyl Acetate)/Lignin Nanocomposites for Soft Ferroelectrets

open access: yesAdvanced Engineering Materials, EarlyView.
Lignin valorization for advanced porous polymer nanocomposites development and an upscaling route for continuous manufacturing of soft ferroelectrets for energy harvesting are studied. This work examines the role of lignin and carbon nanotubes (CNT) in modifying the mechanical, dielectric, and ferroelectret properties of poly (ethylene‐co‐vinyl acetate)
Yuchen Lian   +5 more
wiley   +1 more source

Characterization of Unipolar Power Devices Technology

open access: yesAdvances in Electrical and Electronic Engineering, 2004
The quality of momentus technological steps in unipolar power devices manufactoring was examine by means of capacitance and current measurements using a metal-oxide-semiconductor capacitors (MOS-C).
Ladislav Harmatha   +4 more
doaj  

Fabrication of a Horizontal and a Vertical Large Surface Area Nanogap Electrochemical Sensor

open access: yesSensors, 2016
Nanogap sensors have a wide range of applications as they can provide accurate direct detection of biomolecules through impedimetric or amperometric signals. Signal response from nanogap sensors is dependent on both the electrode spacing and surface area.
Jules L. Hammond   +4 more
doaj   +1 more source

Highly Stable Low‐Temperature Phosphate Glass as a Platform for Multimaterial 3D Printing of Integrated Functional Microfluidic Devices

open access: yesAdvanced Engineering Materials, EarlyView.
A highly stable, low‐temperature phosphate glass is developed for multimaterial additive manufacturing of multifunctional microfluidics. Glass, metal conductors, and sacrificial polymer are coprinted, enabling monolithic fabrication. The sacrificial paste forms precise channels and decomposes during sintering.
Babak Mazinani   +2 more
wiley   +1 more source

Sifat Listrik Telur Ayam Kampung Selama Penyimpanan

open access: yesMedia Peternakan, 2009
Study on eggs properties, based on electrical measurement (conductance and capacitance) was carried out using alternating current signal on frequency variation from 10 Hz to 100 kHz. The electrical properties correlated to physical properties of eggs i.e
J. Juansah, Irmansyah, Kusnadi
doaj  

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