نتایج جستجو برای: electrodeposition kinetics

تعداد نتایج: 100936  

2013
Cheng-Hsiung Peng Tsung-Yung Wu Chyi-Ching Hwang

A single-bath electrodeposition method was developed to integrate multilayer Ag/Co nanowires with a commercial anodic alumina oxide (AAO) template with a pore diameter of 100-200 nm. An electrolyte system containing silver nitride and cobalt sulfide was studied using cyclic voltammetry, and the electrodeposition rate was varied to optimize the electrodeposition conditions. A constant stepwise p...

Journal: :iranian journal of chemistry and chemical engineering (ijcce) 2010
abdolmajid bayandori moghaddam samanesadat hosseini jalil badraghi aghdas banaei

cofe2o4 magnetic nano particles (mnps) were synthesized by an efficient method in aqueous medium with the particle sizes of about 20-50 nm. then, a hybrid nanocomposite of polyaniline (pani)-cofe2o4 mnps has been electrodeposited directly on a stainless steel wire by the potentiostatic method. microscopic images of electrodeposited pani and pani-cofe2o4 nanocomposite coatings were obtained by s...

Journal: :Separation and Purification Technology 2021

• ?-ZnMoO 4 catalyst was synthesized electrochemically, followed by thermal treatment. Catalyst used in atmospheric pressure corona plasma degradation of reactive dye. enhanced plasma-generated H 2 O decomositon into dye-degrading ·OH radicals. Dye pseudo-first order kinetics. TOC removal 85.4% after 180 min the Microcrystalline for Reactive Black 5 self-made open air pulsating reactor electrod...

2014
Tsung-Wei Chang Wen-Hsi Lee Yin-Hsien Su Yu-Jen Hsiao

Photo-assisted one-step electrodeposition has been applied to help in forming smooth and dense CuInSe2 films. The difference in surface morphology and crystalline quality between CuInSe2 films with various photo-assistance has been investigated. In the photo-assisted electrodeposition process, the many kinds of lamps providing maximum light intensity at about 380 to 620 nm were used as light so...

Journal: :Physical review. E, Statistical, nonlinear, and soft matter physics 2002
Pablo F J de Leon Ezequiel V Albano R C Salvarezza H G Solari

An atomistic model for Cu electrodeposition under nonequilibrium conditions is presented. Cu electrodeposition takes place with a height-dependent deposition rate that accounts for fluctuations in the local Cu2+ ions concentration at the interface, followed by surface diffusion. This model leads to an unstable interface with the development of protrusions and grooves. Subsequently the model is ...

Journal: :Physical chemistry chemical physics : PCCP 2014
P N Bartlett D A Cook M W George A L Hector J Ke W Levason G Reid D C Smith W Zhang

Recent studies have shown that it is possible to electrodeposit a range of materials, such as Cu, Ag and Ge, from various supercritical fluids, including hydrofluorocarbons and mixtures of CO2 with suitable co-solvents. In this perspective we discuss the relatively new field of electrodeposition from supercritical fluids. The perspective focuses on some of the underlying physical chemistry and ...

2010
Hideki Kamata Shoichi Suzuki Yuta Tanaka Yusuke Tsutsumi Hisashi Doi Naoyuki Nomura Takao Hanawa Keiji Moriyama

Collagen is expected to work as a bonding agent of soft and hard tissues to solid materials. In this study, the electrodeposition of collagen to a titanium (Ti) surface under various conditions, i.e., the pH of the collagen solution, potential, and electrodeposition time, was performed to understand the optimal electrodeposition conditions for the immobilization of collagen to Ti. The effects o...

Journal: :Materials Research Society symposia proceedings. Materials Research Society 2005
Jeong-Mi Moon Alexander Wei

Au nanorod arrays were grown by electrodeposition in Au-backed nanoporous alumina templates modified with polyethylenimine (PEI) as an adhesion layer. By varying the concentration and molecular weight of PEI, the length of nanorod arrays could be finely controlled. The local length distribution was extremely narrow with relative standard deviations on the order of 2% for rod lengths from 700 nm...

Journal: :Physical review. E, Statistical physics, plasmas, fluids, and related interdisciplinary topics 2000
L Limozin B Denet

It has been shown previously that the nutrient gradient generated by a tip growing elongated cell induces an ionic current entering the cell tip and looping back in the extracellular medium [L. Limozin, B. Denet and P. Pelcé, Phys. Rev. Lett. 78, 4881 (1997)]. We apply this mechanism to the case of hyphae of fungi, using realistic cell geometries, symport kinetics, proton pump permeabilities, a...

2006
Adrian Hightower Bruce Koel Thomas Felter

An in-situ electrochemical Rutherford backscattering (ECRBS) system has been demonstrated that enables the investigation of electrode and solution composition, along with kinetics of nuclide adsorption and desorption, at an electrode-electrolyte interface (EEI) under potential control. In contrast to other in-situ electrochemical diffraction or spectroscopy techniques, ECRBS can provide quantit...

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