نتایج جستجو برای: uniform field electrode

تعداد نتایج: 941384  

2005
Eva Dalberg Andris Lauberts Ron Lennartsson Mika Levonen Leif Persson Monica Dahlén

not more than 200 words) An interesting possibility for improved surveillance capabilities in challenging underwater environments and against targets with low acoustic signatures is the use of multisensor systems combined with dataor information fusion. This work describes how data fusion can be used for tracking and classifying targets using passive underwater acoustic and electric field senso...

Journal: :the modares journal of electrical engineering 2011
mona ghassemi hossin mohseni kaveh niayesh amir abbas shayegani akmal

although in recent two decades, the concept of dielectric barrier discharges (dbds) have been developed in ozone production well, air pollution control, plasma screens and control of chemical, and biological and medical processes, employment of this concept for high voltage applications to improve insulation performance as an alternative to the pressurized gas-insulated systems (gis) utilizing ...

Journal: :journal of nanostructures 0
mohammad mazloum-ardakani department of chemistry, faculty of science, yazd university, yazd, 89195-741, iran fatemeh farbod department of chemistry, faculty of science, yazd university, yazd, 89195-741, iran laleh hosseinzadeh department of chemistry, faculty of science, yazd university, yazd, 89195-741, iran

the combination of graphene (gr) and nickel oxide nanoparticles (nio nps) yields nanostructured electrochemical sensor formed a novel kind of structurally uniform and electrocatalytic activity material. in cyclic voltammetry (cv) studies, in the presence of ep, nio/gr composite modified electrode shows a significantly higher current response for ep oxidation. based on differential pulse voltamm...

2013
Qiu Yang Zhiyi Lu Xiaoming Sun Junfeng Liu

Constructing nanostructures with desirable morphology and size is a critical issue for pursuing high performance electrode materials. Ultrathin Co3O4 nanosheet arrays, which are composed of well aligned uniform long-range (~5 μm in length) and thin (~10 nm in thickness) nanosheets, with reasonable mass loading on Ni foam are prepared by a two-step hydrothermal reaction. As a supercapacitor elec...

2001
C. K. Sinclair H. F. Dylla D. Manos L. Wu

Field emission is one of the principal phenomena limiting the operating voltage of practical electron guns. There is interest in developing photoemission cathode based DC electron guns employing cathode field strengths and cathode-anode voltages well above the present stateof-the-art. Such electron sources could provide high brightness, high average current beams for energy recovered supercondu...

2012
Gang Qiu C. R. Dennison K. W. Knehr E. C. Kumbur Ying Sun

A 3D pore-scale transport resolved model is used to study the performance characteristics of a vanadium redox flow battery (VRFB) with various electrode morphologies under different operating conditions. Three electrode structures are reconstructed from X-ray computed tomography (XCT) images of porous carbon felt electrode materials. The local vanadium concentration, overpotential, current dens...

Journal: :Facta universitatis - series: Electronics and Energetics 2009

This study investigated the oxidation of ascorbic acid (Vitamin C) using a platinum nanoparticle electrode coated with an iodine monolayer, called a modified electrode. The electrode were grown using the cyclic voltammetry technique and the electrochemical measurements were taken using the cyclic voltammetry and chronoamperometric technique. In the case of platinum nanoparticle electrode modifi...

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