نتایج جستجو برای: electro catalytic

تعداد نتایج: 99163  

Journal: :Journal of Applied Electrochemistry 2023

In this work, to prepare nanostructured and porous Fe/Pd–Fe bimetallic catalysts, the iron coating is applied firstly onto copper substrate by electrochemical deposition method. Subsequently, iron-zinc alloy deposited on underlayer iron. Eventually, immersing in an alkaline solution containing palladium ions, will replace zinc, resulting catalysts. The X-ray diffraction (XRD) technique was used...

Journal: :Journal of composites science 2021

This work describes how conducting polymer nanocomposites can be employed as synergistic supports that significantly accelerate the rate of electro-catalysis. The nanocomposite PEDOT/nano-Co3O4/rGO is discussed an example in this respect, which specific for photo electro-catalytic oxygen (O2) generation from water using light (PEDOT = poly (3,4-ethylenedioxythiophene); rGO reduced graphene oxid...

Journal: :International Journal of Hydrogen Energy 2021

Molybdenum doped strontium ferrite, Sr2Fe1.5O0.5O6 (SFM), is a promising perovskite-type hydrogen electrode material in solid oxide cells (SOCs), but usually suffers from insufficient electro-catalytic activity. Herein, Ni nanoparticles with high properties have been infiltrated into SFM scaffold to form Ni-SFM activity for power generation and CO2 electro-reduction. Pre-sintering temperature l...

Journal: :iranian journal of hydrogen & fuel cell 2015
roya kiyani soosan rowshanzamir mohammad javad parnian

palladium nanoparticles supported on multi-walled carbon nanotubes (pd/mwcnts) have been synthesized using a modified polyol reduction method and its performance in methanol oxidation reactions has evaluated. the morphology of palladium on mwcnts was characterized by scanning electron microscopy (sem) and transmission electron microscopy (tem). the catalytic performance of synthesized catalyst ...

Journal: :Langmuir : the ACS journal of surfaces and colloids 2007
Wei Chen Jaemin Kim Shouheng Sun Shaowei Chen

The catalytic activities of FexPt100-x alloy nanoparticles at different compositions (x=10, 15, 42, 54, 58, and 63) in the electro-oxidation of formic acid have been investigated by using cyclic voltammetry (CV), chronoamperometry, and electrochemical impedance spectroscopy (EIS). It was observed that the electrocatalytic performance was strongly dependent on the FePt particle composition. In c...

Journal: :Oriental journal of chemistry 2022

Electricity is being used more directly and artificially than before. Working in a lab with stronger synthetic emphasis enables the deployment of fresh ideas as well ones that have been revived from earlier attempts wider range situations. The amount waste decreased by using only electrons reagents. Regenerating stoichiometric reagents correct molecular ratio can help electro catalytic catalysi...

2009
L. Hussein K. Jensen

We present novel supported electro-catalytic systems based on metallic/bimetallic (Pt, Au-Pt) nanoparticles decorated carbon nanotubes Buckypaper (BP), and Bilirubin Oxidase (BOD) decorated Buckypaper-based biocathodes in neutral medium for direct glucose fuel cell. The electrodes have been tested for their suitability in mixed-reactant biofuel cell applications in a phosphate buffer solution (...

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