Results 71 to 80 of about 16,849 (195)

Facile Synthesis of MnO2/graphene Electrode by Two-steps Electrodeposition for Energy Storage Application

open access: yesInternational Journal of Electrochemical Science, 2014
MnO2/graphene electrode was developed via anodic deposition of nanostructured MnO2 film on electrophoretically reduced graphene oxide (EPD-rGO) film. The electrodeposited MnO2, EPD-rGO and MnO2/EPD-rGO electrodes were characterized and investigated for ...
Sameh Hassan   +2 more
doaj   +1 more source

Rate-dependent morphology of Li2O2 growth in Li-O2 batteries

open access: yes, 2013
Compact solid discharge products enable energy storage devices with high gravimetric and volumetric energy densities, but solid deposits on active surfaces can disturb charge transport and induce mechanical stress.
Bazant, M. Z.   +5 more
core   +1 more source

Alumina Template-Dependant Growth of Cobalt Nanowire Arrays

open access: yesJournal of Nanotechnology, 2009
Different electrochemical regimes and porous alumina were applied for template synthesis of cobalt nanowire (nw) arrays, revealing several peculiar cases.
L. Malferrari   +5 more
doaj   +1 more source

An RDE Research on the Preparation Process of β-PbO2-CoOx Composite Coatings

open access: yesInternational Journal of Electrochemical Science, 2016
The electrosynthesis of cobalt-doped lead dioxide in an acidity bath has been studied using PARSTAT2273 electrochemical workstation with rotating disk electrode (RDE) and β (Beta)-PbO2-CoOx composite coatings were obtained by means of anodic ...
Sha Han   +4 more
doaj   +1 more source

Widening of the electroactivity potential range by composite formation – capacitive properties of TiO2/BiVO4/PEDOT:PSS electrodes in contact with an aqueous electrolyte

open access: yesBeilstein Journal of Nanotechnology, 2019
Composites based on the titania nanotubes were tested in aqueous electrolyte as a potential electrode material for energy storage devices. The nanotubular morphology of TiO2 was obtained by Ti anodization.
Konrad Trzciński   +4 more
doaj   +1 more source

Electrodeposition and Characterization of Zn-Ni-Mn Alloy from Sulfate Bath: Influence of Current Density

open access: yesInternational Journal of Electrochemical Science, 2015
A sulfate bath was used to investigate the influence of current density on the electrodeposition behavior of Zn-Ni-Mn on steel. The presence of Zn2+ in the plating bath during Zn–Ni–Mn alloys codeposition is the cause of significant inhibition of Ni and ...
F.H. Assaf   +3 more
doaj   +1 more source

Influence of the polymeric coating thickness on the electrochemical performance of Carbon Fiber/PAni composites

open access: yesPolímeros, 2015
Carbon fiber/polyaniline composites (CF/PAni) were synthesized at three different deposition time of 30, 60 and 90 min by oxidative polymerization. The composite materials were morphologically and physically characterized by scanning electron microscopy ...
Carla Polo Fonseca   +4 more
doaj   +1 more source

Temperature-Dependence of the Solid-Electrolyte Interphase Overpotential: Part I. Two Parallel Mechanisms, One Phase Transition

open access: yes, 2018
It has been shown recently that the overpotential originating from ionic conduction of alkali-ions through the inner dense solid-electrolyte interphase (SEI) is strongly non-linear.
Hess, Michael
core   +1 more source

ZnO Microrod Arrays Grown on Copper Substrates as Anode Materials for Lithium Ion Batteries

open access: yesInternational Journal of Electrochemical Science, 2012
ZnO microrod arrays are prepared on copper substrate by a simple chemical bath deposition method. The arrays are characterized by means of X-ray diffraction (XRD), scanning electron microscopy (SEM), and transmission electron microscopy (TEM).
X.H. Huang, J.B. Wu, Y. Lin, R.Q. Guo
doaj   +1 more source

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