نتایج جستجو برای: pulse electrodeposition

تعداد نتایج: 94286  

Journal: :Analytical and bioanalytical chemistry 2010
Ke-Jing Huang De-Jun Niu Jun-Yong Sun Xiao-Li Zhu Jun-Jie Zhu

A novel experimental methodology based on a Prussian blue (PB) and gold nanoparticles (AuNPs) modified carbon ionic liquid electrode (CILE) was developed for use in a label-free amperometric immunosensor for the sensitive detection of human immunoglobulin G (HIgG) as a model protein. The CILE was fabricated by using the ionic liquid 1-octyl-3-methylimidazolium hexafluorophosphate as binder. Con...

In this study, yttrium aluminum garnet (YAG) was prepared using a facile electrochemical technique. Four samples were synthesized in 0, 20, 40 and 60°C by electrochemical pulse deposition and were then calcined at 1200°C. The effect of synthesis temperature on morphology and structure of YAG was studied using X-ray diffraction, Fourier transform infrared spectroscopy and scanning electron micro...

Herein, a stepwise electrodeposition technique was used to synthesize the Pd based nanoparticles on indium-tin oxide (ITO) electrodes. First of all, Pd nanoparticles were electrodeposited on ITO via one step electrodeposition technique. Furthermore, Au was electrodeposited on Pd. Finally, Co was electrodeposited on Au and Pd electrodeposited ITO electrode via stepwise electrodeposition techniqu...

To enhance the mechanical properties in Ni-alumina nanocomposite coatings, it is necessary to increase the amount of alumina nanoparticles participation in nickel matrix. The aim of this study is the compassion investigation of Ni-Al2O3 nanocomposite coatings’ embedded nanoparticles affected by methanol addition to the electrolyte. In this investigation the composition of electrolyte was modifi...

Journal: :پژوهش سیستم های بس ذره ای 0
فرید جمالی شینی عضو هیأت علمی دانشگاه آزاد اسلامی اهواز رامین یوسفی عضو هیأت علمی دانشگاه آزاد اسلامی واحد مسجدسلیمان

zno nanocrystalline thin films were synthesized using cathodic reduction of zn foil in aqueous electrolyte containing  zncl2 and h2o2, followed by annealing at 400 oc in the air. the x-ray diffraction pattern exhibited a set of well-defined diffraction peaks corresponding to the zno wurtzite phase. scanning electron microscope and transmission electron microscope images clearly revealed formati...

2013
D. M. Taylor C. A. Mills

Diodes formed by electrodeposition of the low-bandgap polymer poly(4-dicyano

Journal: :Materials for renewable and sustainable energy 2022

Abstract Tin oxide (SnO 2 ) films were electrodeposited on graphite substrates using direct and pulse current electrodeposition techniques. The influence of applied density the morphological properties, crystal structure, electrochemical behavior resulting studied by scanning electron microscope, X-ray diffraction spectroscopy, Mott–Schottky analysis, cyclic voltammetry, impedance spectroscopy ...

اسحاقی, فاطمه, الماسی‌کاشی, محمد, حسینی, سیدرضا, رمضانی, عبدالعلی,

Co nanowires were fabricated onto the nanoporous aluminum oxide arrays using ac electrodeposition technique. The influence of frequency and pH on the magnetic properties and crystal structure of symmetric (18-18 V) and non-symmetric (18-12 V) electrodeposited Co nanowires was investigated. A direct relation was seen between saturation magnetization, squareness and coercivity of the samples prep...

Journal: :journal of nanostructures 2012
m. almasi kashi a. ramazani n. akhshi e. j. khamse z. fallah

coni nanowires were deposited by pulsed electrodeposition technique into porous alumina templates. the effect of off time between pulses (toff) and reductive/oxidative time (treduc/oxid) on the microstructure and magnetic properties of the coni nanowires were investigated. maximum coercivity and squareness were obtained for samples fabricated at treduc/oxid= 0.5 ms and toff =400 ms. the coerciv...

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