Electrocatalytic reduction of oxygen at Au nanoparticles–manganese oxide nanoparticle binary catalysts

MS El-Deab, T Ohsaka - Journal of the Electrochemical Society, 2006 - iopscience.iop.org
The electrocatalytic reduction of molecular oxygen has been performed in-saturated solution
at binary catalysts of Au nanoparticles and manganese oxide nanoparticles …

Oxygen reduction at Au nanoparticles electrodeposited on different carbon substrates

MS El-Deab, T Sotomura, T Ohsaka - Electrochimica acta, 2006 - Elsevier
The electrocatalytic reduction of molecular oxygen (O2) has been performed in O2-saturated
0.5 M KOH solution at Au nanoparticles electrodeposited onto two different carbon …

Carbon black supported gold nanoparticles for oxygen electroreduction in acidic electrolyte solution

M Bron - Journal of Electroanalytical Chemistry, 2008 - Elsevier
Oxygen reduction in acidic electrolyte solution has been studied at various Au/C catalysts
with different support materials and different gold particle sizes. The peak potential in cyclic …

Electrocatalysis by design: Effect of the loading level of Au nanoparticles–MnOx nanoparticles binary catalysts on the electrochemical reduction of molecular oxygen

MS El-Deab, T Ohsaka - Electrochimica acta, 2007 - Elsevier
This study concerns the efficient electrochemical reduction of molecular oxygen (O2), in O2-
saturated 0.1 M KOH solution, to OH− through a four-electron reduction pathway by a novel …

Novel Pt-free catalyst for oxygen electroreduction

H Meng, PK Shen - Electrochemistry communications, 2006 - Elsevier
The tungsten carbide nanocrystals promoted Ag composite electrocatalysts have been firstly
prepared and used for the electroreduction of oxygen in alkaline solution. These Pt-free …

Kinetics of oxygen reduction on gold nanoparticle/multi-walled carbon nanotube hybrid electrodes in acid media

N Alexeyeva, L Matisen, A Saar, P Laaksonen… - Journal of …, 2010 - Elsevier
In this paper, the electrochemical reduction of oxygen has been studied on gold
nanoparticle/multi-walled carbon nanotube (AuNP/MWCNT) modified glassy carbon (GC) …

Electrocatalysis by nanoparticles: oxygen reduction on gold nanoparticles-electrodeposited platinum electrodes

MS El-Deab, T Ohsaka - Journal of Electroanalytical Chemistry, 2003 - Elsevier
O2 reduction has been performed at Au nanoparticle-electrodeposited Pt electrodes (Au/Pt
electrodes) in O2–saturated 0.1 M KOH solution. Cyclic voltammetry (CV) and rotating ring …

Activity-composition correlation of AuPt alloy nanoparticle catalysts in electrocatalytic reduction of oxygen

J Luo, PN Njoki, Y Lin, L Wang, CJ Zhong - Electrochemistry …, 2006 - Elsevier
This paper reports the findings of an investigation of the correlation between the catalytic
activity and the bimetallic composition of carbon-supported gold–platinum (AuPt/C) …

Hydrodynamic voltammetric studies of the oxygen reduction at gold nanoparticles-electrodeposited gold electrodes

MS El-Deab, T Ohsaka - Electrochimica Acta, 2002 - Elsevier
The electrocatalytic reduction of oxygen at Au nanoparticles-electrodeposited Au electrodes
has been studied using rotating disk electrode (RDE) voltammetry in 0.5 M H2SO4. Upon …

Tailor-designed platinum nanoparticles electrodeposited onto gold electrode: Catalytic activity for oxygen reduction

MI Awad, MS El-Deab, T Ohsaka - Journal of The …, 2007 - iopscience.iop.org
This work examines the electrocatalytic reduction of molecular oxygen at Pt nanoparticles
(nano-Pt) electrodeposited onto polycrystalline gold (poly-Au) electrode in-saturated. Cyclic …