Results 81 to 90 of about 986,839 (231)

The effect of changing electrode metal on solution-processed flexible titanium dioxide memristors [PDF]

open access: yesarXiv, 2011
Flexible solution processed memristors show different behaviour dependent on the choice of electrode material. Use of gold for both electrodes leads to switchable WORM (Write Once Read Many times) resistive devices. Use of aluminium for both electrodes increases the richness of behaviour allowing both curved and triangular memristive switching ...
arxiv  

Method for producing edge geometry superconducting tunnel junctions utilizing an NbN/MgO/NbN thin film structure [PDF]

open access: yes, 1992
A method for fabricating an edge geometry superconducting tunnel junction device is discussed. The device is comprised of two niobium nitride superconducting electrodes and a magnesium oxide tunnel barrier sandwiched between the two electrodes.
Hunt, Brian D., Leduc, Henry G.
core   +1 more source

Nanometer-spaced platinum electrodes with calibrated separation

open access: yes, 2002
We have fabricated pairs of platinum electrodes with separation between 20 and 3.5 nm. Our technique combines electron beam lithography and chemical electrodeposition. We show that the measurement of the conductance between the two electrodes through the
Gurevich, L.   +4 more
core   +3 more sources

Evaluation of a low-cost and low-noise active dry electrode for long-term biopotential recording

open access: yesJournal of Medical Signals and Sensors, 2016
Wet Ag/AgCl electrodes, although very popular in clinical diagnosis, are not appropriate for expanding applications of wearable biopotential recording systems which are used repetitively and for a long time.
Ali Pourahmad, Amin Mahnam
doaj  

Enhancement of Sensitivity and Accuracy of Micro/Nano Water Droplets Detection Using Galvanic-Coupled Arrays

open access: yesSensors, 2019
A moisture sensor has been reported that detects invisibly small water droplets and distinguishes their particle size with high accuracy and high speed.
Rekha Goswami Shrestha   +3 more
doaj   +1 more source

Spark plasma sintered carbon electrodes for electrical double layer capacitor applications [PDF]

open access: yes, 2011
The spark plasma sintering (SPS) is an emerging process for shaping any type of materials (metals, ceramic, polymers and their composites). The advantage of such a process is to prepare densified ceramic materials in a very short time, while keeping the ...
Chevallier, Geoffroy   +3 more
core   +1 more source

Stability Study of Synthetic Diamond Using a Thermally Controlled Biological Environment: Application towards Long-Lasting Neural Prostheses

open access: yesSensors
This paper demonstrates, for the first time, the stability of synthetic diamond as a passive layer within neural implants. Leveraging the exceptional biocompatibility of intrinsic nanocrystalline diamond, a comprehensive review of material aging analysis
Jordan Roy   +8 more
doaj   +1 more source

A novel dielectric elastomer actuator based on polyvinyl alcohol hydrogel electrodes [PDF]

open access: yesarXiv, 2014
We firstly demonstrate physically-prepared compliant PVA hydrogel electrodes as a promising supplement in dielectric elastomer actuators. They are capable of conducting high voltages over 5 kV without electrolysis by an electrical double layer effect. The hydrogel electrodes adhere tightly to the dielectric layer, which ensures its structural stability
arxiv  

Effect of the reference electrode size on the ionization instability in the plasma sheath of a small positively biased electrode [PDF]

open access: yes, 2010
It is well known that additional ionization in the vicinity of a positively biased electrode immersed into a weakly ionized plasma is responsible for a hysteresis in the electrode current-voltage characteristics and the current self-oscillations rise.
arxiv   +1 more source

Recent progress in microRNA detection using integrated electric fields and optical detection methods

open access: yesFrontiers in Lab on a Chip Technologies
Low-cost, highly-sensitivity, and minimally invasive tests for the detection and monitoring of life-threatening diseases and disorders can reduce the worldwide disease burden.
Logeeshan Velmanickam   +1 more
doaj   +1 more source

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