Results 21 to 30 of about 629,062 (293)

Electrolytic treatment applied to the industrial effluent containing persistent wastes monitored by Bartha respirometric assays

open access: yesBrazilian Archives of Biology and Technology, 2005
The effluent of a rubber chemical antioxidant and antiozonant producer industry, with high content of organic material was subjected to electrolytic process.
Gisela Régis, Ederio Dino Bidoia
doaj   +1 more source

Discovery of an unknown conduction mechanism in insulating polymers

open access: yesHigh Voltage, 2020
Polymer dielectrics are widely used in electrical and electronic apparatus and devices because of their capability to insulate conductors, withstand high fields and suffer negligible conductive losses.
Gian Carlo Montanari   +3 more
doaj   +1 more source

Comparative study of AC and DC inclined plane tests on silicone rubber (SiR) insulation

open access: yesHigh Voltage, 2017
Currently there are no international standards for evaluating the tracking and erosion resistance of DC polymeric insulation under contaminated conditions.
Sharif F. Kaaiye   +1 more
doaj   +1 more source

A Study on the O2 Plasma Etching Method of Spray-Formed SWCNT Films and Their Utilization as Electrodes for Electrochemical Sensors

open access: yesSensors, 2023
In this study, we analyzed the morphological changes and molecular structure changes on the surface of single-walled carbon nanotube (SWCNT) films during oxygen plasma (O2) etching of SWCNT surfaces formed by the spray method and analyzed their potential
Jinkyeong Kim   +2 more
doaj   +1 more source

Electrostatics of Gapped and Finite Surface Electrodes [PDF]

open access: yesNew Journal of Physics 12 (2010) 023038 (16pp), 2009
We present approximate methods for calculating the three-dimensional electric potentials of finite surface electrodes including gaps between electrodes, and estimate the effects of finite electrode thickness and an underlying dielectric substrate. As an example we optimize a radio-frequency surface-electrode ring ion trap, and find that each of these ...
arxiv   +1 more source

An Overview on Reversible Sea Return Electrodes for HVDC Links

open access: yesEnergies, 2023
HVDC electrodes are usually implemented in HVDC links to avoid the installation of a metallic return. Submarine cables, especially those dealing with lengths of thousands of kilometers, are expensive, and high costs of laying are normally expected.
Massimo Brignone   +4 more
doaj   +1 more source

Nanograss-Assembled NiCo2S4 as an Efficient Platinum-Free Counter Electrode for Dye-Sensitized Solar Cell

open access: yesNanomaterials, 2023
Dye-sensitized solar cells (DSSCs) are often viewed as the potential future of photovoltaic systems and have garnered significant attention in solar energy research.
Shada A. Alsharif
doaj   +1 more source

Structured electrode additive manufacturing for lithium-ion batteries [PDF]

open access: yes, 2021
A thick electrode with high areal capacity has been developed as a strategy for high-energy-density lithium-ion batteries, but thick electrodes have difficulties in manufacturing and limitations in ion transport. Here, we reported a new manufacturing approach for ultra-thick electrode with aligned structure, called structure electrode additive ...
arxiv   +1 more source

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

Progress on carbon for electrochemical capacitors

open access: yesBattery Energy, 2023
Electrochemical capacitors bridge the energy gap between conventional dielectric capacitors and batteries. The energy storage mechanism relies on purely physical electrical double‐layer charging (EDL) and the faradaic process involving fast ...
Girum G. Bizuneh   +2 more
doaj   +1 more source

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